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Chen JK, Ramesh S, Islam MN, Shibu MA, Kuo CH, Hsieh DJY, Lin SZ, Kuo WW, Huang CY, Ho TJ. Ohwia caudata inhibits doxorubicin-induced cardiotoxicity by regulating mitochondrial dynamics via the IGF-IIR/p-Drp1/PARP signaling pathway. Biotechnol Appl Biochem 2024. [PMID: 38837810 DOI: 10.1002/bab.2620] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2024] [Accepted: 05/16/2024] [Indexed: 06/07/2024]
Abstract
The most effective drug, doxorubicin (DOX), is widely used worldwide for clinical application as an anticancer drug. DOX-induced cytotoxicity is characterized by mitochondrial dysfunction. There is no alternative treatment against DOX-induced cardiac damage despite intensive research in the present decades. Ohwia caudata has emerged as a potential herbal remedy that prevents from DOX-induced cytotoxicity owing to its pharmacological action of sustaining mitochondrial dynamics by attenuating oxidative stress and inducing cellular longevity. However, its underlying mechanisms are unknown. The novel treatment provided here depends on new evidence from DOX-treated H9c2 cells, which significantly enhanced insulin-like growth factor (IGF) II receptor (IGF-IIR) pathways that activated calcineurin and phosphorylated dynamin-related protein 1 (p-Drp1) at ser616 (p-Drp1[ser616]); cells undergo apoptosis due to these factors, which translocate to mitochondria and disrupt their function and integrity, and in terms of herbal medicine treatment, which significantly blocked these phenomena. Thus, our findings indicate that maintaining integrity of mitochondria is an essential element in lowering DOX-induced cytotoxicity, which further emphasizes that our herbal medicine can successfully block IGF-IIR pathways and could potentially act as an alternative mechanism in terms of cardioprotective against doxorubicin.
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Affiliation(s)
- Jhong-Kuei Chen
- Department of Chinese Medicine, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Integration Center of Traditional Chinese and Modern Medicine, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Institute of Medical Sciences, Tzu Chi University, Hualien, Taiwan
| | - Samiraj Ramesh
- Cardiovascular and Mitochondrial Related Disease Research Center, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Department of Research and Innovation, Institute of Biotechnology, Saveetha School of Engineering (SSE), Saveetha Institute of Medical and Technical Sciences (SIMATS), Chennai, India
| | - Md Nazmul Islam
- Cardiovascular and Mitochondrial Related Disease Research Center, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
| | | | - Chia-Hua Kuo
- Laboratory of Exercise Biochemistry, University of Taipei, Taipei, Taiwan
| | - Dennis Jine-Yuan Hsieh
- School of Medical Laboratory and Biotechnology, Chung Shan Medical University, Taichung, Taiwan
- Clinical Laboratory, Chung Shan Medical University Hospital, Taichung, Taiwan
| | - Shinn-Zong Lin
- Bioinnovation Center, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Department of Neurosurgery, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
| | - Wei-Wen Kuo
- Department of Biological Science and Technology, College of Life Sciences, China Medical University, Taichung, Taiwan
- Ph.D. Program for Biotechnology Industry, China Medical University, Taichung, Taiwan
- School of Pharmacy, China Medical University, Taichung, Taiwan
| | - Chih-Yang Huang
- Cardiovascular and Mitochondrial Related Disease Research Center, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Graduate Institute of Biomedical Sciences, China Medical University, Taichung, Taiwan
- Department of Medical Research, China Medical University Hospital, China Medical University, Taichung, Taiwan
- Department of Medical Laboratory Science and Biotechnology, Asia University, Taichung, Taiwan
- Center of General Education, Buddhist Tzu Chi Medical Foundation, Tzu Chi University of Science and Technology, Hualien, Taiwan
| | - Tsung-Jung Ho
- Department of Chinese Medicine, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Integration Center of Traditional Chinese and Modern Medicine, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan
- Institute of Medical Sciences, Tzu Chi University, Hualien, Taiwan
- School of Post-Baccalaureate Chinese Medicine, College of Medicine, Tzu Chi University, Hualien, Taiwan
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2
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Reis-Mendes A, Ferreira M, Padrão AI, Duarte JA, Duarte-Araújo M, Remião F, Carvalho F, Sousa E, Bastos ML, Costa VM. The Role of Nrf2 and Inflammation on the Dissimilar Cardiotoxicity of Doxorubicin in Two-Time Points: a Cardio-Oncology In Vivo Study Through Time. Inflammation 2024; 47:264-284. [PMID: 37833616 PMCID: PMC10799157 DOI: 10.1007/s10753-023-01908-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2023] [Revised: 09/05/2023] [Accepted: 09/15/2023] [Indexed: 10/15/2023]
Abstract
Doxorubicin (DOX) is a topoisomerase II inhibitor used in cancer therapy. Despite its efficacy, DOX causes serious adverse effects, such as short- and long-term cardiotoxicity. This work aimed to assess the short- and long-term cardiotoxicity of DOX and the role of inflammation and antioxidant defenses on that cardiotoxicity in a mice model. Adult CD-1 male mice received a cumulative dose of 9.0 mg/kg of DOX (2 biweekly intraperitoneal injections (ip), for 3 weeks). One week (1W) or 5 months (5M) after the last DOX administration, the heart was collected. One week after DOX, a significant increase in p62, tumor necrosis factor receptor (TNFR) 2, glutathione peroxidase 1, catalase, inducible nitric oxide synthase (iNOS) cardiac expression, and a trend towards an increase in interleukin (IL)-6, TNFR1, and B-cell lymphoma 2 associated X (Bax) expression was observed. Moreover, DOX induced a decrease on nuclear factor erythroid-2 related factor 2 (Nrf2) cardiac expression. In both 1W and 5M, DOX led to a high density of infiltrating M1 macrophages, but only the 1W-DOX group had a significantly higher number of nuclear factor κB (NF-κB) p65 immunopositive cells. As late effects (5M), an increase in Nrf2, myeloperoxidase, IL-33, tumor necrosis factor-α (TNF-α), superoxide dismutase 2 (SOD2) expression, and a trend towards increased catalase expression were observed. Moreover, B-cell lymphoma 2 (Bcl-2), cyclooxygenase-2 (COX-2), and carbonylated proteins expression decreased, and a trend towards decreased p38 mitogen-activated protein kinase (MAPK) expression were seen. Our study demonstrated that DOX induces adverse outcome pathways related to inflammation and oxidative stress, although activating different time-dependent response mechanisms.
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Affiliation(s)
- Ana Reis-Mendes
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal.
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal.
| | - Mariana Ferreira
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal
| | - Ana Isabel Padrão
- Research Center in Physical Activity, Faculty of Sport, University of Porto, Porto, Portugal
- Laboratory for Integrative and Translational Research in Population Health (ITR), University of Porto, Porto, Portugal
| | - José Alberto Duarte
- Research Center in Physical Activity, Faculty of Sport, University of Porto, Porto, Portugal
- 1H-TOXRUN-Toxicology Research Unit, University Institute of Health Sciences, CESPU, CRL, Gandra, Portugal
| | - Margarida Duarte-Araújo
- LAQV/REQUIMTE, University of Porto, Porto, Portugal
- Department of Immuno-Physiology and Pharmacology, Institute of Biomedical Sciences Abel Salazar, University of Porto, Porto, Portugal
| | - Fernando Remião
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal
| | - Félix Carvalho
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal
| | - Emília Sousa
- Laboratory of Organic and Pharmaceutical Chemistry, Chemistry Department, Faculty of Pharmacy, University of Porto, Porto, Portugal
- CIIMAR-Interdisciplinary Centre of Marine and Environmental Research, Porto, Portugal
| | - Maria Lourdes Bastos
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal
| | - Vera Marisa Costa
- Associate Laboratory i4HB - Institute for Health and Bioeconomy, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal.
- UCIBIO - Applied Molecular Biosciences Unit, REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313, Porto, Portugal.
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3
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Ling G, Wang X, Tan N, Cao J, Li W, Zhang Y, Jiang J, Sun Q, Jiang Y, Wang W, Wang Y. Mechanisms and Drug Intervention for Doxorubicin-Induced Cardiotoxicity Based on Mitochondrial Bioenergetics. OXIDATIVE MEDICINE AND CELLULAR LONGEVITY 2022; 2022:7176282. [PMID: 36275901 PMCID: PMC9586735 DOI: 10.1155/2022/7176282] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/02/2022] [Revised: 06/17/2022] [Accepted: 09/10/2022] [Indexed: 11/18/2022]
Abstract
Doxorubicin (DOX) is an anthracycline chemotherapy drug, which is indispensable in antitumor therapy. However, its subsequent induction of cardiovascular disease (CVD) has become the primary cause of mortality in cancer survivors. Accumulating evidence has demonstrated that cardiac mitochondrial bioenergetics changes have become a significant marker for doxorubicin-induced cardiotoxicity (DIC). Here, we mainly summarize the related mechanisms of DOX-induced cardiac mitochondrial bioenergetics disorders reported in recent years, including mitochondrial substrate metabolism, the mitochondrial respiratory chain, myocardial ATP storage and utilization, and other mechanisms affecting mitochondrial bioenergetics. In addition, intervention for DOX-induced cardiac mitochondrial bioenergetics disorders using chemical drugs and traditional herbal medicine is also summarized, which will provide a comprehensive process to study and develop more appropriate therapeutic strategies for DIC.
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Affiliation(s)
- Guanjing Ling
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Xiaoping Wang
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Nannan Tan
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Jing Cao
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Weili Li
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Yawen Zhang
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Jinchi Jiang
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Qianbin Sun
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Yanyan Jiang
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing 100029, China
| | - Wei Wang
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
- Beijing Key Laboratory of TCM Syndrome and Formula, Beijing 100029, China
- Key Laboratory of Beijing University of Chinese Medicine, Ministry of Education, Beijing 100029, China
- Guangzhou University of Chinese Medicine, Guangzhou 510006, China
| | - Yong Wang
- School of Chinese Medicine, Beijing University of Chinese Medicine, Beijing 100029, China
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing 100029, China
- Beijing Key Laboratory of TCM Syndrome and Formula, Beijing 100029, China
- Key Laboratory of Beijing University of Chinese Medicine, Ministry of Education, Beijing 100029, China
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4
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Bak PG, Belenichev IF, Kucherenko LI, Abramov AV, Khromylоva OV. Morpho-functional indicators changes of rats’ myocardium in experimental doxorubicin-induced chronic heart failure and its pharmacological modulation with new 4-amino-1,2,4-triazole derivative. PHARMACIA 2021. [DOI: 10.3897/pharmacia.68.e75298] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
Bromide 1 - (β-phenylethyl)-4-amino-1,2,4-triazolium (Hypertril) has the properties of a beta-blocker and of NO-mimetic, is assigned to the IV class of toxicity. All these effects make Hypertril a promising drug for the treatment of cardiovascular diseases. The aim of this paper was to study the cardioprotective action of Hypertril in terms of the effect on the morpho-functional parameters of the myocardium in rats with experimental chronic heart failure (CHF). CHF was modeled on 80 white outbred rats weighing 190–220g by administering doxorubicin at a cumulative dose of 15 mg/kg. Hypertril and the reference drug metoprolol succinate were administered within 30 days after CHF modeling, intragastrically at doses of 3.5 mg/kg and 15 mg/kg. Morphometric analysis of the cellular structure of the myocardium was carried out on an Axioskop microscope (Zeiss, Germany), in an automatic mode using a macro program developed in a specialized programming environment VIDAS-2.5 (Kontron Elektronik, Germany). The administration of Hypertril to animals with CHF led to an increase in the density of nuclei of cardiomyocytes, the area of myocardiocyte nuclei, an increase in the nuclear cytoplasmic ratio and an increase in the concentration of RNA in the nuclei and cytoplasm of cardiomyocytes compared with the group of untreated animals, which indicated the presence of a pronounced cardioprotective effect in the drug candidate. In terms of such indicators as the density of surviving cardiomyocytes and the content of RNA in them, the nuclear-cytoplasmic ratio of Hypertril is significantly (p < 0.05) superior to metoprolol.
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5
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Sharifiaghdam Z, Dalouchi F, Sharifiaghdam M, Shaabani E, Ramezani F, Nikbakht F, Azizi Y. Curcumin-coated gold nanoparticles attenuate doxorubicin-induced cardiotoxicity via regulating apoptosis in a mouse model. Clin Exp Pharmacol Physiol 2021; 49:70-83. [PMID: 34449914 DOI: 10.1111/1440-1681.13579] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/25/2020] [Revised: 08/21/2021] [Accepted: 08/24/2021] [Indexed: 11/30/2022]
Abstract
Doxorubicin (DOX) is one of the most widely used chemotherapy agents; however, its nonselective effect causes cardiotoxicity. Curcumin (Cur), a well known dietary polyphenol, could exert a significant cardioprotective effect, but the biological application of this substance is limited by its chemical insolubility. To overcome this limitation, in this study, we synthesised gold nanoparticles based on Cur (Cur-AuNPs). Ultraviolet-visible (UV-Vis) absorbance spectroscopy and transmission electron microscopy (TEM) were performed for the characterisation of synthesised NPs, and Fourier transform infrared (FTIR) spectroscopy were applied to detect Cur on the surface of AuNPs. Its cytotoxicity effect on H9c2 cells was evaluated using 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay. The biological efficacy of Cur-AuNPs was assessed after acute cardiotoxicity induction in BALB/c mice with DOX injection. The serum biomarkers, myocardial histological changes, and cardiomyocyte apoptosis were then measured. The results revealed that the heart protection by Cur-AuNPs is more effective than Cur alone. Heart protective effect of Cur-AuNPs was evident both in the short-term (24 hours) and long-term (14 days) study. The results of Cur-AuNPs400 after 24 hours of toxicity induction displayed the reduction of the cardiac injury serum biomarkers (LDH, CK-MB, cTnI, ADT, and ALT) and apoptotic proteins (Bax and Caspase-3), as well as increase of Bcl-2 anti-apoptotic proteins without any sign of interfibrillar haemorrhage and intercellular spaces in the heart tissue microscopic images. Our long-term study signifies that Cur-AuNPs400 in DOX-intoxicated mice could successfully inhibit body and heart weight loss in comparison to DOX group.
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Affiliation(s)
- Zeynab Sharifiaghdam
- Student Research Committee, Iran University of Medical Sciences, Tehran, Iran.,Department of Physiology, School of Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Fereshteh Dalouchi
- Department of Physiology, School of Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Maryam Sharifiaghdam
- Department of Medical Nanotechnology, School of Advanced Technologies in Medicine (SATiM), Tehran University of Medical Sciences (TUMS, Tehran, Iran.,Laboratory of General Biochemistry & Physical Pharmacy, Ghent University, Ghent, Belgium
| | - Elnaz Shaabani
- Department of Medical Nanotechnology, School of Advanced Technologies in Medicine (SATiM), Tehran University of Medical Sciences (TUMS, Tehran, Iran.,Laboratory of General Biochemistry & Physical Pharmacy, Ghent University, Ghent, Belgium
| | - Fatemeh Ramezani
- Physiology Research Center, Iran University of Medical Sciences, Tehran, Iran
| | - Farnaz Nikbakht
- Department of Physiology, School of Medicine, Iran University of Medical Sciences, Tehran, Iran
| | - Yaser Azizi
- Department of Physiology, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.,Physiology Research Center, Iran University of Medical Sciences, Tehran, Iran
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Anjos M, Fontes-Oliveira M, Costa VM, Santos M, Ferreira R. An update of the molecular mechanisms underlying doxorubicin plus trastuzumab induced cardiotoxicity. Life Sci 2021; 280:119760. [PMID: 34166713 DOI: 10.1016/j.lfs.2021.119760] [Citation(s) in RCA: 23] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2021] [Revised: 06/11/2021] [Accepted: 06/11/2021] [Indexed: 12/24/2022]
Abstract
Cardiotoxicity is a major side effect of the chemotherapeutic drug doxorubicin (Dox), which is further exacerbated when it is combined with trastuzumab, a standard care approach for Human Epidermal growth factor Receptor-type 2 (HER2) positive cancer patients. However, the molecular mechanisms of the underlying cardiotoxicity of this combination are still mostly elusive. Increased oxidative stress, impaired energetic substrate uses and topoisomerase IIB inhibition are among the biological processes proposed to explain Dox-induced cardiomyocyte dysfunction. Since cardiomyocytes express HER2, trastuzumab can also damage these cells by interfering with neuroregulin-1 signaling and mitogen-activated protein kinase (MAPK), phosphoinositide 3-kinase (PI3K)/Akt and focal adhesion kinase (FAK)-dependent pathways. Nevertheless, Dox and trastuzumab target other cardiac cell types, such as endothelial cells, fibroblasts, cardiac progenitor cells and leukocytes, which can contribute to the clinical cardiotoxicity observed. This review aims to summarize the current knowledge on the cardiac signaling pathways modulated by these two antineoplastic drugs highly used in the management of breast cancer, not only focusing on cardiomyocytes but also to broaden the knowledge of the potential impact on other cells found in the heart.
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Affiliation(s)
- Miguel Anjos
- LAQV/REQUIMTE, Department of Chemistry, University of Aveiro, Aveiro, Portugal
| | | | - Vera M Costa
- UCIBIO/REQUIMTE, Laboratory of Toxicology, Faculty of Pharmacy, University of Porto, Porto, Portugal
| | - Mário Santos
- Cardiology Department, Centro Hospitalar Universitário do Porto, Porto, Portugal; UMIB, Institute of Biomedical Sciences Abel Salazar, University of Porto, Portugal
| | - Rita Ferreira
- LAQV/REQUIMTE, Department of Chemistry, University of Aveiro, Aveiro, Portugal.
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7
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Shao H, Dong L, Feng Y, Wang C, Tong H. The protective effect of L-glutamine against acute Cantharidin-induced Cardiotoxicity in the mice. BMC Pharmacol Toxicol 2020; 21:71. [PMID: 33004081 PMCID: PMC7528483 DOI: 10.1186/s40360-020-00449-8] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/06/2020] [Accepted: 09/22/2020] [Indexed: 01/19/2023] Open
Abstract
Background Cantharidin (CTD) is a compound which have the potential to be exploited as an antitumor drug, and it has been demonstrated antitumor effects in a variety of cancers. However, the use is limited due to its severe toxicity. It has reported that it can induce fatal cardiac arrhythmias. Fortunately, we found that L-glutamine can alleviate cardiac toxicity caused by cantharidin in mice. Methods To investigate the protective effect of L-glutamine, we used a high dose of cantharidin in mice to create a model of cardiotoxicity. In the experimental mice, glutamine was given orally half an hour before they were administrated with cantharidin. The mice of control group were intraperitoneally injected with DMSO solution. The general state of all mice, cardiac mass index, electrocardiogram change and biological markers were determined. Hematoxylin-eosin staining (HE staining) of heart tissue was carried out in each group to reflect the protective effect of glutamine. To investigate the mechanisms underlying the injury and cardio-protection, multiple oxidative stress indexes were determined and succinate dehydrogenase activity was evaluated. Result The results showed that L-glutamine (Gln) pretreatment reduced weight loss and mortality. It also decreased the biological markers (p < 0.05), improved electrocardiogram and histological changes that CTD induced cardiotoxicity in mice. Subsequently, the group pretreated with L-glutamine before CTD treatment increases in MDA but decreases in SOD and GSH, in comparison to the group treated with CTD alone. Besides, succinate dehydrogenase activity also was improved when L-glutamine was administrated before cantharidin compared to cantharidin. Conclusions This study provided evidence that L-glutamine could protect cardiac cells against the acute cantharidin-induced cardiotoxicity and the protective mechanism of glutamine may be related to the myocardial cell membrane or the tricarboxylic acid cycle in the mitochondria.
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Affiliation(s)
- Haozhen Shao
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Sciences, Beijing, 100700, China.,School of Life Sciences, Beijing University of Chinese Medicine, Beijing, 10029, China
| | - Lei Dong
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing, 10029, China
| | - Yanyan Feng
- School of Life Sciences, Beijing University of Chinese Medicine, Beijing, 10029, China
| | - Chunhui Wang
- Fangshan Hospital of Beijing University of Chinese Medicine, Beijing, 102400, China.
| | - Hongxuan Tong
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Sciences, Beijing, 100700, China. .,School of Life Sciences, Beijing University of Chinese Medicine, Beijing, 10029, China.
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8
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Upadhyay S, Gupta KB, Mantha AK, Dhiman M. A short review: Doxorubicin and its effect on cardiac proteins. J Cell Biochem 2020; 122:153-165. [PMID: 32924182 DOI: 10.1002/jcb.29840] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2020] [Revised: 07/16/2020] [Accepted: 07/27/2020] [Indexed: 12/22/2022]
Abstract
Doxorubicin (DOX) is a boon for cancer-suffering patients. However, the undesirable effect on health on vital organs, especially the heart, is a limiting factor, resulting in an increased number of patients with cardiac dysfunction. The present review focuses on the contractile machinery and associated factors, which get affected due to DOX toxicity in chemo-patients for which they are kept under life-long investigation for cardiac function. DOX-induced oxidative stress disrupts the integrity of cardiac contractile muscle proteins that alter the rhythmic mechanism and oxygen consumption rate of the heart. DOX is an oxidant and it is further discussed that oxidative stress prompts the damage of contractile components and associated factors, which include Ca2+ load through Ca2+ ATPase, SERCA, ryanodine receptor-2, phospholamban, and calsequestrin, which ultimately results in left ventricular ejection and dilation. Based on data and evidence, the associated proteins can be considered as clinical markers to develop medications for patients. Even with the advancement of various diagnosing tools and modified drugs to mitigate DOX-induced cardiotoxicity, the risk could not be surmounted with survivors of cancer.
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Affiliation(s)
- Shishir Upadhyay
- Department of Zoology, School of Basic and Applied Sciences, Central University of Punjab, Bathinda, Punjab, India
| | - Kunj Bihari Gupta
- Department of Microbiology, School of Basic and Applied Sciences, Central University of Punjab, Bathinda, Punjab, India
| | - Anil Kumar Mantha
- Department of Zoology, School of Basic and Applied Sciences, Central University of Punjab, Bathinda, Punjab, India
| | - Monisha Dhiman
- Department of Microbiology, School of Basic and Applied Sciences, Central University of Punjab, Bathinda, Punjab, India
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9
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Ma ZG, Kong CY, Wu HM, Song P, Zhang X, Yuan YP, Deng W, Tang QZ. Toll-like receptor 5 deficiency diminishes doxorubicin-induced acute cardiotoxicity in mice. Am J Cancer Res 2020; 10:11013-11025. [PMID: 33042267 PMCID: PMC7532690 DOI: 10.7150/thno.47516] [Citation(s) in RCA: 28] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2020] [Accepted: 08/21/2020] [Indexed: 12/24/2022] Open
Abstract
Rationale: Clinical application of doxorubicin (DOX) is limited by its toxic cardiovascular side effects. Our previous study found that toll-like receptor (TLR) 5 deficiency attenuated cardiac fibrosis in mice. However, the role of TLR5 in DOX-induced cardiotoxicity remains unclear. Methods: To further investigate this, TLR5-deficient mice were subjected to a single intraperitoneal injection of DOX to mimic an acute model. Results: Here, we reported that TLR5 expression was markedly increased in response to DOX injection. Moreover, TLR5 deficiency exerted potent protective effects against DOX-related cardiac injury, whereas activation of TLR5 by flagellin exacerbated DOX injection-induced cardiotoxicity. Mechanistically, the effects of TLR5 were largely attributed to direct interaction with spleen tyrosine kinase to activate NADPH oxidase (NOX) 2, increasing the production of superoxide and subsequent activation of p38. The toxic effects of TLR5 activation in DOX-related acute cardiac injury were abolished by NOX2 deficiency in mice. Our further study showed that neutralizing antibody-mediated TLR5 depletion also attenuated DOX-induced acute cardiotoxicity. Conclusion: These findings suggest that TLR5 deficiency attenuates DOX-induced cardiotoxicity in mice, and targeting TLR5 may provide feasible therapies for DOX-induced acute cardiotoxicity.
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10
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Wu T, Li H, Lan Q, Zhao Z, Cao Y, Zhou P, Wan S, Zhang J, Jiang H, Zhang Q, Pang J. Protective effects of
S
‐carvedilol on doxorubicin‐induced damages to human umbilical vein endothelial cells and rats. J Appl Toxicol 2019; 39:1233-1244. [DOI: 10.1002/jat.3809] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/08/2018] [Revised: 11/12/2018] [Accepted: 12/02/2018] [Indexed: 12/26/2022]
Affiliation(s)
- Ting Wu
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Haixin Li
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Qunsheng Lan
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Ze‐an Zhao
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Ying Cao
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Pingzheng Zhou
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Shanhe Wan
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Jiajie Zhang
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Hong Jiang
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
| | - Qun Zhang
- GCP Development, The Third Affiliated HospitalSouthern Medical University Guangzhou China
| | - Jianxin Pang
- Guangdong Provincial Key Laboratory of New Drug Screening, School of Pharmaceutical SciencesSouthern Medical University Guangzhou China
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11
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Fortalezas S, Marques-da-Silva D, Gutierrez-Merino C. Creatine Protects Against Cytosolic Calcium Dysregulation, Mitochondrial Depolarization and Increase of Reactive Oxygen Species Production in Rotenone-Induced Cell Death of Cerebellar Granule Neurons. Neurotox Res 2018; 34:717-732. [PMID: 30094708 DOI: 10.1007/s12640-018-9940-0] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2017] [Revised: 07/09/2018] [Accepted: 07/31/2018] [Indexed: 12/21/2022]
Abstract
Rotenone is a neurotoxin that is an active component of many pesticides which has been shown to induce Parkinsonism in animal models. We show that the cytotoxicity of exposure to nanomolar concentrations of rotenone in cultures of mature cerebellar granule neurons (CGN) in serum-free medium is not due to phagocytosis by glial contamination. A concentration as low as 5.65 ± 0.51 nM of rotenone was enough to trigger 50% cell death of mature CGN in culture after 12 h. The addition of serum proteins to the culture medium attenuated rotenone neurotoxicity, and this can account at least in part for the requirement of higher rotenone concentrations to elicit neuronal cytotoxicity reported in previous works. Creatine partial protection against CGN death promoted by 5 nM rotenone correlated with creatine protection against rotenone-induced mitochondrial depolarization and oxidative stress. Furthermore, creatine largely attenuated the early dysregulation of cytosolic Ca2+ concentration after acute rotenone treatment. Noteworthy, our results also revealed that the sustained alteration of Ca2+ homeostasis induced by rotenone takes place at the onset of the enhancement of intracellular oxidative stress and before mitochondrial depolarization, pointing out that cytosolic Ca2+ dysregulation is a very early event in the rotenone toxicity to CGN.
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Affiliation(s)
- Sofia Fortalezas
- Department of Biochemistry and Molecular Biology, Faculty of Sciences, and Institute of Molecular Pathology Biomarkers, University of Extremadura, Avenida de Elvas s/n, 06006, Badajoz, Spain
| | - Dorinda Marques-da-Silva
- Department of Biochemistry and Molecular Biology, Faculty of Sciences, and Institute of Molecular Pathology Biomarkers, University of Extremadura, Avenida de Elvas s/n, 06006, Badajoz, Spain
| | - Carlos Gutierrez-Merino
- Department of Biochemistry and Molecular Biology, Faculty of Sciences, and Institute of Molecular Pathology Biomarkers, University of Extremadura, Avenida de Elvas s/n, 06006, Badajoz, Spain.
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12
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Dolinsky VW. The role of sirtuins in mitochondrial function and doxorubicin-induced cardiac dysfunction. Biol Chem 2017; 398:955-974. [PMID: 28253192 DOI: 10.1515/hsz-2016-0316] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/21/2016] [Accepted: 02/11/2017] [Indexed: 01/15/2023]
Abstract
Anthracycline chemotherapeutics such as doxorubicin continue to be important treatments for many cancers. Through improved screening and therapy, more patients are surviving and living longer after the diagnosis of their cancer. However, anthracyclines are associated with both short- and long-term cardiotoxic effects. Doxorubicin-induced mitochondrial dysfunction is a central mechanism in the cardiotoxic effects of doxorubicin that contributes to impaired cardiac energy levels, increased reactive oxygen species production, cardiomyocyte apoptosis and the decline in cardiac function. Sirtuins are protein deacetylases that are activated by low energy levels and stimulate energy production through their activation of transcription factors and enzymatic regulators of cardiac energy metabolism. In addition, sirtuins activate oxidative stress resistance pathways. SIRT1 and SIRT3 are expressed at high levels in the cardiomyocyte. This review examines the function of sirtuins in the regulation of cardiac mitochondrial function, with a focus on their role in heart failure and an emphasis on their effects on doxorubicin-induced cardiotoxicity. We discuss the potential for sirtuin activation in combination with anthracycline chemotherapy in order to mitigate its cardiotoxic side-effects without reducing the antineoplastic activity of anthracyclines.
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13
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Akolkar G, da Silva Dias D, Ayyappan P, Bagchi AK, Jassal DS, Salemi VMC, Irigoyen MC, De Angelis K, Singal PK. Vitamin C mitigates oxidative/nitrosative stress and inflammation in doxorubicin-induced cardiomyopathy. Am J Physiol Heart Circ Physiol 2017; 313:H795-H809. [PMID: 28710069 DOI: 10.1152/ajpheart.00253.2017] [Citation(s) in RCA: 81] [Impact Index Per Article: 11.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/10/2017] [Revised: 06/22/2017] [Accepted: 07/06/2017] [Indexed: 12/17/2022]
Abstract
Increase in oxidative/nitrosative stress is one of the mechanisms associated with the development of cardiotoxicity due to doxorubicin (Dox), a potent chemotherapy drug. Previously, we reported mitigation of Dox-induced oxidative/nitrosative stress and apoptosis by vitamin C (Vit C) in isolated cardiomyocytes. In the present in vivo study in rats, we investigated the effect of prophylactic treatment with Vit C on Dox-induced apoptosis, inflammation, oxidative/nitrosative stress, cardiac dysfunction, and Vit C transporter proteins. Dox (cumulative dose: 15 mg/kg) in rats reduced systolic and diastolic cardiac function and caused structural damage. These changes were associated with a myocardial increase in reactive oxygen species, reduction in antioxidant enzyme activities, increased expression of apoptotic proteins, and inflammation. Dox also caused an increase in the expression of proapoptotic proteins Bax, Bnip-3, Bak, and caspase-3. An increase in oxidative/nitrosative stress attributable to Dox was indicated by an increase in superoxide, protein carbonyl formation, lipid peroxidation, nitric oxide (NO), NO synthase (NOS) activity, protein nitrosylation, and inducible NOS protein expression. Dox increased the levels of cardiac proinflammatory cytokines TNF-α, IL-1β, and IL-6, whereas the expression of Vit C transporter proteins (sodium-ascorbate cotransporter 2 and glucose transporter 4) was reduced. Prophylactic and concurrent treatment with Vit C prevented all these changes and improved survival in the Vit C + Dox group. Vit C also improved Dox-mediated systolic and diastolic dysfunctions and structural damage. These results suggest a cardioprotective role of Vit C in Dox-induced cardiomyopathy by reducing oxidative/nitrosative stress, inflammation, and apoptosis, as well as improving Vit C transporter proteins.NEW & NOTEWORTHY This in vivo study provides novel data that vitamin C improves cardiac structure and function in doxorubicin-induced cardiomyopathy by reducing oxidative/nitrosative stress, apoptosis, and inflammation along with upregulation of cardiac vitamin C transporter proteins. The latter may have a crucial role in improving antioxidant status in this cardiomyopathy.
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Affiliation(s)
- Gauri Akolkar
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Danielle da Silva Dias
- Laboratory of Translational Physiology, Universidade Nove de Julho, São Paulo, Brazil; and
| | - Prathapan Ayyappan
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Ashim K Bagchi
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Davinder S Jassal
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | | | | | - Katia De Angelis
- Laboratory of Translational Physiology, Universidade Nove de Julho, São Paulo, Brazil; and
| | - Pawan K Singal
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada;
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14
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Akolkar G, Bagchi AK, Ayyappan P, Jassal DS, Singal PK. Doxorubicin-induced nitrosative stress is mitigated by vitamin C via the modulation of nitric oxide synthases. Am J Physiol Cell Physiol 2017; 312:C418-C427. [DOI: 10.1152/ajpcell.00356.2016] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2016] [Revised: 01/12/2017] [Accepted: 01/12/2017] [Indexed: 12/14/2022]
Abstract
An increase in oxidative stress is suggested to be the main cause in Doxorubicin (Dox)–induced cardiotoxicity. However, there is now evidence that activation of inducible nitric oxide synthase (iNOS) and nitrosative stress are also involved. The role of vitamin C (Vit C) in the regulation of nitric oxide synthase (NOS) and reduction of nitrosative stress in Dox-induced cardiotoxicity is unknown. The present study investigated the effects of Vit C in the mitigation of Dox-induced changes in the levels of nitric oxide (NO), NOS activity, protein expression of NOS isoforms, and nitrosative stress as well as cytokines TNF-α and IL-10 in isolated cardiomyocytes. Cardiomyocytes isolated from adult Sprague-Dawley rats were segregated into four groups: 1) control, 2) Vit C (25 µM), 3) Dox (10 µM), and 4) Vit C + Dox. Dox caused a significant increase in the generation of superoxide radical (O2·−), peroxynitrite, and NO, and these effects of Dox were blunted by Vit C. Dox increased the expression of iNOS and altered protein expression as well as activation of endothelial NOS (eNOS). These changes were prevented by Vit C. Dox induced an increase in the ratio of monomeric/dimeric eNOS, promoting the production of O2·−, which was prevented by Vit C by increasing the stability of the dimeric form of eNOS. Vit C protected against the Dox-induced increase in TNFα as well as a reduction in IL-10. These results suggest that Vit C provides cardioprotection by reducing oxidative/nitrosative stress and inflammation via a modulation of Dox-induced increase in the NO levels and NOS activity.
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Affiliation(s)
- Gauri Akolkar
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Ashim K. Bagchi
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Prathapan Ayyappan
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Davinder S. Jassal
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
| | - Pawan K. Singal
- Institute of Cardiovascular Sciences, St. Boniface Hospital Albrechtsen Research Centre, Department of Physiology and Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada
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15
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Chaiswing L, Cole MP, St Clair DK, Ittarat W, Szweda LI, Oberley TD. Oxidative Damage Precedes Nitrative Damage in Adriamycin-Induced Cardiac Mitochondrial Injury. Toxicol Pathol 2016; 32:536-47. [PMID: 15605432 DOI: 10.1080/01926230490502601] [Citation(s) in RCA: 83] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Abstract
The purpose of the present study was to determine if elevated reactive oxygen (ROS)/nitrogen species (RNS) reported to be present in adriamycin (ADR)-induced cardiotoxicity actually resulted in cardiomyocyte oxidative/nitrative damage, and to quantitatively determine the time course and subcellular localization of these postulated damage products using an in vivo approach. B6C3 mice were treated with a single dose of 20 mg/kg ADR. Ultrastructural damage and levels of 4-hydroxy-2-nonenal (4HNE)-protein adducts and 3-nitrotyrosine (3NT) were analyzed. Quantitative ultrastructural damage using computerized image techniques showed cardiomyocyte injury as early as 3 hours, with mitochondria being the most extensively and progressively injured subcellular organelle. Analysis of 4HNE protein adducts by immunogold electron microscopy showed appearance of 4HNE protein adducts in mitochondria as early as 3 hours, with a peak at 6 hours and subsequent decline at 24 hours. 3NT levels were significantly increased in all subcellular compartments at 6 hours and subsequently declined at 24 hours. Our data showed ADR induced 4HNE-protein adducts in mitochondria at the same time point as when mitochondrial injury initially appeared. These results document for the first time in vivo that mitochondrial oxidative damage precedes nitrative damage. The progressive nature of mitochondrial injury suggests that mitochondria, not other subcellular organelles, are the major site of intracellular injury.
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Affiliation(s)
- Luksana Chaiswing
- Department of Pathology and Laboratory Medicine, William S. Middleton Memorial Veterans Administration Hospital and University of Wisconsin Medical School, Madison WI 53705, USA
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16
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Dębowska K, Dębski D, Michałowski B, Dybala-Defratyka A, Wójcik T, Michalski R, Jakubowska M, Selmi A, Smulik R, Piotrowski Ł, Adamus J, Marcinek A, Chlopicki S, Sikora A. Characterization of Fluorescein-Based Monoboronate Probe and Its Application to the Detection of Peroxynitrite in Endothelial Cells Treated with Doxorubicin. Chem Res Toxicol 2016; 29:735-46. [PMID: 27081868 DOI: 10.1021/acs.chemrestox.5b00431] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Boronate probes have emerged recently as a versatile tool for the detection of reactive oxygen and nitrogen species. Here, we present the characterization of a fluorescein-based monoboronate probe, a 4-(pinacol boronate)benzyl derivative of fluorescein methyl ester (FBBE), that proved to be useful to detect peroxynitrite in cell culture experiments. The reactivity of FBBE toward peroxynitrite as well hypochlorite, hydrogen peroxide, and tyrosyl hydroperoxide was determined. Second-order rate constants of the reactions of FBBE with peroxynitrite, HOCl, and H2O2 at pH 7.4 were equal to (2.8 ± 0.2) × 10(5) M(-1) s(-1), (8.6 ± 0.5) × 10(3) M(-1) s(-1), and (0.96 ± 0.03) M(-1) s(-1), respectively. The presence of glutathione completely blocked the oxidation of the probe by HOCl and significantly inhibited its oxidation by H2O2 and tyrosyl hydroperoxide but not by peroxynitrite. The oxidative conversion of the probe was also studied in the systems generating singlet oxygen, superoxide radical anion, and nitric oxide in the presence and absence of glutathione. Spectroscopic characterization of FBBE and its oxidation product has been also performed. The differences in the reactivity pattern were supported by DFT quantum mechanical calculations. Finally, the FBBE probe was used to study the oxidative stress in endothelial cells (Ea.hy926) incubated with doxorubicin, a quinone anthracycline antibiotic. In endothelial cells pretreated with doxorubicin, FBBE was oxidized, and this effect was reversed by PEG-SOD and L-NAME but not by catalase.
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Affiliation(s)
- Karolina Dębowska
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Dawid Dębski
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Bartosz Michałowski
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | | | - Tomasz Wójcik
- Jagiellonian Centre for Experimental Therapeutics (JCET), Jagiellonian University , Kraków, Poland
| | - Radosław Michalski
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Małgorzata Jakubowska
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Anna Selmi
- Jagiellonian Centre for Experimental Therapeutics (JCET), Jagiellonian University , Kraków, Poland
| | - Renata Smulik
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Łukasz Piotrowski
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Jan Adamus
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Andrzej Marcinek
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
| | - Stefan Chlopicki
- Jagiellonian Centre for Experimental Therapeutics (JCET), Jagiellonian University , Kraków, Poland.,Chair of Pharmacology, Jagiellonian University Medical College , Kraków, Poland
| | - Adam Sikora
- Institute of Applied Radiation Chemistry, Lodz University of Technology , Lodz, Poland
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17
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Fu HY, Sanada S, Matsuzaki T, Liao Y, Okuda K, Yamato M, Tsuchida S, Araki R, Asano Y, Asanuma H, Asakura M, French BA, Sakata Y, Kitakaze M, Minamino T. Chemical Endoplasmic Reticulum Chaperone Alleviates Doxorubicin-Induced Cardiac Dysfunction. Circ Res 2016; 118:798-809. [PMID: 26838784 DOI: 10.1161/circresaha.115.307604] [Citation(s) in RCA: 75] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/29/2015] [Accepted: 01/29/2016] [Indexed: 12/12/2022]
Abstract
RATIONALE Doxorubicin is an effective chemotherapeutic agent for cancer, but its use is often limited by cardiotoxicity. Doxorubicin causes endoplasmic reticulum (ER) dilation in cardiomyocytes, and we have demonstrated that ER stress plays important roles in the pathophysiology of heart failure. OBJECTIVE We evaluated the role of ER stress in doxorubicin-induced cardiotoxicity and examined whether the chemical ER chaperone could prevent doxorubicin-induced cardiac dysfunction. METHODS AND RESULTS We confirmed that doxorubicin caused ER dilation in mouse hearts, indicating that doxorubicin may affect ER function. Doxorubicin activated an ER transmembrane stress sensor, activating transcription factor 6, in cultured cardiomyocytes and mouse hearts. However, doxorubicin suppressed the expression of genes downstream of activating transcription factor 6, including X-box binding protein 1. The decreased levels of X-box binding protein 1 resulted in a failure to induce the expression of the ER chaperone glucose-regulated protein 78 which plays a major role in adaptive responses to ER stress. In addition, doxorubicin activated caspase-12, an ER membrane-resident apoptotic molecule, which can lead to cardiomyocyte apoptosis and cardiac dysfunction. Cardiac-specific overexpression of glucose-regulated protein 78 by adeno-associated virus 9 or the administration of the chemical ER chaperone 4-phenylbutyrate attenuated caspase-12 cleavage, and alleviated cardiac apoptosis and dysfunction induced by doxorubicin. CONCLUSIONS Doxorubicin activated the ER stress-initiated apoptotic response without inducing the ER chaperone glucose-regulated protein 78, further augmenting ER stress in mouse hearts. Cardiac-specific overexpression of glucose-regulated protein 78 or the administration of the chemical ER chaperone alleviated the cardiac dysfunction induced by doxorubicin and may facilitate the safe use of doxorubicin for cancer treatment.
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Affiliation(s)
- Hai Ying Fu
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Shoji Sanada
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Takashi Matsuzaki
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Yulin Liao
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Keiji Okuda
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Masaki Yamato
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Shota Tsuchida
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Ryo Araki
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Yoshihiro Asano
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Hiroshi Asanuma
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Masanori Asakura
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Brent A French
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Yasushi Sakata
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Masafumi Kitakaze
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.)
| | - Tetsuo Minamino
- From the Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (H.Y.F., S.S., T.M., K.O., M.Y., S.T., R.A., Y.A., Y.S., T.M.); Department of Cardiology, Nanfang Hospital, Southern Medical University, Guangzhou, China (Y.L.); Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan (H.A.); Department of Clinical Research and Development, National Cerebral and Cardiovascular Center, Osaka, Japan (M.A., M.K.); and Department of Biomedical Engineering, University of Virginia, Charlottesville (B.A.F.).
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18
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Chtourou Y, Slima AB, Makni M, Gdoura R, Fetoui H. Naringenin protects cardiac hypercholesterolemia-induced oxidative stress and subsequent necroptosis in rats. Pharmacol Rep 2015; 67:1090-7. [PMID: 26481526 DOI: 10.1016/j.pharep.2015.04.002] [Citation(s) in RCA: 69] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/18/2015] [Revised: 04/01/2015] [Accepted: 04/03/2015] [Indexed: 01/07/2023]
Abstract
BACKGROUND In earlier studies, the supplementation of the natural compound Naringenin (NGEN), improved the liver oxidative and inflammatory status, which indicates its direct effect via inhibition of the nuclear factor κB pathway on high cholesterol-induced hepatic damages. In this regard, the present study highlights the mechanisms associated with the protective efficacy of NGEN in the heart tissue of hypercholesterolemic diet rats. RESULTS The animals exposed to a high cholesterol diet (HCD) for 90 days exhibited a significant increase in the levels of serum lactate dehydrogenase (LDH) and creatine kinase (CK) activities, nitric oxide (NO) levels, protein and lipid oxidative markers and cardiac lipids profile. Moreover, hypercholesterolemia decreased the levels of enzymatic and non enzymatic antioxidants associated with mitochondrial dysfunctions as proved by the decrease in the mitochondrial complexes in comparison to controls. Importantly, cholesterol-feeding significantly increased myocardial reactive oxygen species (ROS) and nuclear DNA damage and led to the activation of gene expression of the tumor necrosis factor-α (TNF-α) and receptor-interacting protein kinase 3 (RIP3) mRNA that contributed to the elucidation of cholesterol-induced necroptosis, a recently described type of programmed necrosis, in the cardiac tissue. CONCLUSIONS Our results show that the co-administration of NGEN (50 mg/kg/bw) in HCD rats improved all the altered parameters and provided insight into a possible molecular mechanism underlying NGEN suppression of necroptosis pathway in the heart.
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Affiliation(s)
- Yassine Chtourou
- Toxicology-Microbiology and Environmental Health Unit (UR11ES70), Faculty of Sciences, University of Sfax, Tunisia.
| | - Ahlem Ben Slima
- Toxicology-Microbiology and Environmental Health Unit (UR11ES70), Faculty of Sciences, University of Sfax, Tunisia
| | - Mohamed Makni
- Toxicology-Microbiology and Environmental Health Unit (UR11ES70), Faculty of Sciences, University of Sfax, Tunisia
| | - Radhouane Gdoura
- Toxicology-Microbiology and Environmental Health Unit (UR11ES70), Faculty of Sciences, University of Sfax, Tunisia
| | - Hamadi Fetoui
- Toxicology-Microbiology and Environmental Health Unit (UR11ES70), Faculty of Sciences, University of Sfax, Tunisia
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19
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Varga ZV, Ferdinandy P, Liaudet L, Pacher P. Drug-induced mitochondrial dysfunction and cardiotoxicity. Am J Physiol Heart Circ Physiol 2015; 309:H1453-67. [PMID: 26386112 DOI: 10.1152/ajpheart.00554.2015] [Citation(s) in RCA: 331] [Impact Index Per Article: 36.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/14/2015] [Accepted: 09/15/2015] [Indexed: 12/14/2022]
Abstract
Mitochondria has an essential role in myocardial tissue homeostasis; thus deterioration in mitochondrial function eventually leads to cardiomyocyte and endothelial cell death and consequent cardiovascular dysfunction. Several chemical compounds and drugs have been known to directly or indirectly modulate cardiac mitochondrial function, which can account both for the toxicological and pharmacological properties of these substances. In many cases, toxicity problems appear only in the presence of additional cardiovascular disease conditions or develop months/years following the exposure, making the diagnosis difficult. Cardiotoxic agents affecting mitochondria include several widely used anticancer drugs [anthracyclines (Doxorubicin/Adriamycin), cisplatin, trastuzumab (Herceptin), arsenic trioxide (Trisenox), mitoxantrone (Novantrone), imatinib (Gleevec), bevacizumab (Avastin), sunitinib (Sutent), and sorafenib (Nevaxar)], antiviral compound azidothymidine (AZT, Zidovudine) and several oral antidiabetics [e.g., rosiglitazone (Avandia)]. Illicit drugs such as alcohol, cocaine, methamphetamine, ecstasy, and synthetic cannabinoids (spice, K2) may also induce mitochondria-related cardiotoxicity. Mitochondrial toxicity develops due to various mechanisms involving interference with the mitochondrial respiratory chain (e.g., uncoupling) or inhibition of the important mitochondrial enzymes (oxidative phosphorylation, Szent-Györgyi-Krebs cycle, mitochondrial DNA replication, ADP/ATP translocator). The final phase of mitochondrial dysfunction induces loss of mitochondrial membrane potential and an increase in mitochondrial oxidative/nitrative stress, eventually culminating into cell death. This review aims to discuss the mechanisms of mitochondrion-mediated cardiotoxicity of commonly used drugs and some potential cardioprotective strategies to prevent these toxicities.
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Affiliation(s)
- Zoltán V Varga
- Laboratory of Cardiovascular Physiology and Tissue Injury, National Institutes of Health/National Institute on Alcohol Abuse and Alcoholism, Bethesda, Maryland; Cardiometabolic Research Group, Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary
| | - Peter Ferdinandy
- Cardiometabolic Research Group, Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary; Pharmahungary Group, Szeged, Hungary; and
| | - Lucas Liaudet
- Department of Intensive Care Medicine BH 08-621-University Hospital Medical Center, Lausanne, Switzerland
| | - Pál Pacher
- Laboratory of Cardiovascular Physiology and Tissue Injury, National Institutes of Health/National Institute on Alcohol Abuse and Alcoholism, Bethesda, Maryland;
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Abu-Elsaad NM, Abd Elhameed AG, El-Karef A, Ibrahim TM. Yogurt Containing the ProbacteriaLactobacillus acidophilusCombined with Natural Antioxidants Mitigates Doxorubicin-Induced Cardiomyopathy in Rats. J Med Food 2015; 18:950-9. [DOI: 10.1089/jmf.2014.0104] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022] Open
Affiliation(s)
- Nashwa M. Abu-Elsaad
- Department of Pharmacology and Toxicology, Faculty of Pharmacy, Mansoura University, Mansoura, Egypt
| | - Ahmed G. Abd Elhameed
- Department of Pharmacology and Toxicology, Faculty of Pharmacy, Mansoura University, Mansoura, Egypt
| | - Amr El-Karef
- Department of Pathology, Faculty of Medicine, Mansoura University, Mansoura, Egypt
| | - Tarek M. Ibrahim
- Department of Pharmacology and Toxicology, Faculty of Pharmacy, Mansoura University, Mansoura, Egypt
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21
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Li B, Kim DS, Yadav RK, Kim HR, Chae HJ. Sulforaphane prevents doxorubicin-induced oxidative stress and cell death in rat H9c2 cells. Int J Mol Med 2015; 36:53-64. [PMID: 25936432 PMCID: PMC4494600 DOI: 10.3892/ijmm.2015.2199] [Citation(s) in RCA: 56] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/19/2014] [Accepted: 04/22/2015] [Indexed: 12/18/2022] Open
Abstract
Sulforaphane, a natural isothiocyanate compound found in cruciferous vegetables, has been shown to exert cardioprotective effects during ischemic heart injury. However, the effects of sulforaphane on cardiotoxicity induced by doxorubicin are unknown. Thus, in the present study, H9c2 rat myoblasts were pre-treated with sulforaphane and its effects on cardiotoxicity were then examined. The results revealed that the pre-treatment of H9c2 rat myoblasts with sulforaphane decreased the apoptotic cell number (as shown by trypan blue exclusion assay) and the expression of pro-apoptotic proteins (Bax, caspase-3 and cytochrome c; as shown by western blot analysis and immunostaining), as well as the doxorubicin-induced increase in mitochondrial membrane potential (measured by JC-1 assay). Furthermore, sulforaphane increased the mRNA and protein expression of heme oxygenase-1 (HO-1, measured by RT-qPCR), which consequently reduced the levels of reactive oxygen species (ROS, measured using MitoSOX Red reagent) in the mitochondria which were induced by doxorubicin. The cardioprotective effects of sulforaphane were found to be mediated by the activation of the Kelch-like ECH-associated protein 1 (Keap1)/NF-E2-related factor-2 (Nrf2)/antioxidant-responsive element (ARE) pathway, which in turn mediates the induction of HO-1. Taken together, the findings of this study demonstrate that sulforaphane prevents doxorubicin-induced oxidative stress and cell death in H9c2 cells through the induction of HO-1 expression.
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Affiliation(s)
- Bo Li
- Department of Pharmacology and Institute of Cardiovascular Research, School of Medicine, Chonbuk National University, Jeonju, Chonbuk 561-180, Republic of Korea
| | - Do Sung Kim
- Department of Pharmacology and Institute of Cardiovascular Research, School of Medicine, Chonbuk National University, Jeonju, Chonbuk 561-180, Republic of Korea
| | - Raj Kumar Yadav
- Department of Pharmacology and Institute of Cardiovascular Research, School of Medicine, Chonbuk National University, Jeonju, Chonbuk 561-180, Republic of Korea
| | - Hyung Ryong Kim
- Department of Dental Pharmacology and Wonkwang Biomaterial Implant Research Institute, School of Dentistry, Wonkwang University, Iksan, Chonbuk 570-749, Republic of Korea
| | - Han Jung Chae
- Department of Pharmacology and Institute of Cardiovascular Research, School of Medicine, Chonbuk National University, Jeonju, Chonbuk 561-180, Republic of Korea
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22
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Bostick B, Habibi J, DeMarco VG, Jia G, Domeier TL, Lambert MD, Aroor AR, Nistala R, Bender SB, Garro M, Hayden MR, Ma L, Manrique C, Sowers JR. Mineralocorticoid receptor blockade prevents Western diet-induced diastolic dysfunction in female mice. Am J Physiol Heart Circ Physiol 2015; 308:H1126-35. [PMID: 25747754 DOI: 10.1152/ajpheart.00898.2014] [Citation(s) in RCA: 57] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/16/2014] [Accepted: 02/23/2015] [Indexed: 12/15/2022]
Abstract
Overnutrition/obesity predisposes individuals, particularly women, to diastolic dysfunction (DD), an independent predictor of future cardiovascular disease. We examined whether low-dose spironolactone (Sp) prevents DD associated with consumption of a Western Diet (WD) high in fat, fructose, and sucrose. Female C57BL6J mice were fed a WD with or without Sp (1 mg·kg(-1)·day(-1)). After 4 mo on the WD, mice exhibited increased body weight and visceral fat, but similar blood pressures, compared with control diet-fed mice. Sp prevented the development of WD-induced DD, as indicated by decreased isovolumic relaxation time and an improvement in myocardial performance (<Tei index) and septal annular velocity (<E'-to-A' ratio), as assessed by echocardiography, as well as decreased diastolic relaxation time/increased diastolic initial filling rate, as assessed by MRI. The relationship between passive sarcomere length of cardiac myocytes and ventricular pressure was monitored using di-8-ANEPPS staining of the t-tubule network in hearts ex vivo. Sp administration led to longer sarcomere lengths at each pressure indicative of improved ventricular compliance in WD-fed mice. Sp also prevented left ventricular hypertrophy, interstitial fibrosis, and oxidative stress. Sp prevented the WD-induced increased expression of myocardial proinflammatory M1 macrophage markers monocyte chemoattractant protein-1 and CD11c and increased the expression of the anti-inflammatory M2 macrophage marker CD206. These findings demonstrate that WD-induced DD is associated with increased oxidant stress, fibrosis, and immune dysregulation. Mineralocorticoid receptor antagonism enhanced M2 macrophage polarization and ameliorated oxidant stress and fibrosis. This work supports a novel blood pressure-independent effect of MR antagonism as a strategy to prevent diet-induced DD in women. Mineralocorticoid antagonism; low-dose spironolactone; aldosterone;high-fat diet; high-fructose diet; oxidative stress; inflammation; cardiac hypertrophy; myocardial compliance.
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Affiliation(s)
- Brian Bostick
- Division of Cardiovascular Medicine, Department of Medicine, University of Missouri, Columbia, Missouri
| | - Javad Habibi
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Vincent G DeMarco
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Guanghong Jia
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Timothy L Domeier
- Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri
| | - Michelle D Lambert
- Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri
| | - Annayya R Aroor
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Ravi Nistala
- Division of Nephrology, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Shawn B Bender
- Department of Biomedical Sciences, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and Dalton Cardiovascular Research Center, Columbia, Missouri
| | - Mona Garro
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Melvin R Hayden
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Lixin Ma
- Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - Camila Manrique
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and
| | - James R Sowers
- Division of Endocrinology, Diabetes and Metabolism, University of Missouri, Columbia, Missouri; Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri; Research Service, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri; and Dalton Cardiovascular Research Center, Columbia, Missouri Department of Radiology, University of Missouri, Columbia, Missouri;
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23
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Joshi MS, Mihm MJ, Cook AC, Schanbacher BL, Bauer JA. Alterations in connexin 43 during diabetic cardiomyopathy: competition of tyrosine nitration versus phosphorylation. J Diabetes 2015; 7:250-259. [PMID: 24796789 PMCID: PMC4221578 DOI: 10.1111/1753-0407.12164] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/10/2013] [Revised: 04/14/2014] [Accepted: 04/27/2014] [Indexed: 01/24/2023] Open
Abstract
BACKGROUND Cardiac conduction abnormalities are observed early in the progression of type 1 diabetes (T1D), but the mechanism(s) involved are undefined. Connexin 43, a critical component of ventricular gap junctions, depends on tyrosine phosphorylation status to modulate channel conductance; changes in connexin 43 content, distribution, and/or phosphorylation status may be involved in cardiac rhythm disturbances. We tested the hypothesis that cardiac content and/or distribution of connexin 43 is altered in a rat model of T1D cardiomyopathy, investigating a mechanistic role for tyrosine. METHODS Electrocardiographic analyses were conducted during the progression of diabetic cardiomyopathy in rats dosed with streptozotocin (STZ; 65 mg/kg) 3, 7, and 35 days after the induction of diabetes. Following functional analyses, we conducted immunohistochemical and immunoprecipitation studies to assess alterations in connexin 43. RESULTS There was significant evidence of ventricular conduction abnormalities (QRS complex, Q-T interval) as early as 7 days after STZ, persisting throughout the study. Connexin 43 levels were increased 7 days after STZ and remained elevated throughout the study. Connexin 40 content was unchanged relative to controls throughout the study. Changes in connexin 43 distribution were also observed: connexin 43 staining was dispersed from myocyte short axis junctions. Connexin 43 tyrosine phosphorylation declined during the progression of diabetes, with concurrent increases in tyrosine nitration. CONCLUSIONS The data suggest that changes in connexin 43 content and distribution occur during experimental diabetes and likely contribute to alterations in cardiac function, and that oxidative modification of tyrosine-mediated signaling may play a mechanistic role.
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Affiliation(s)
- Mandar S Joshi
- Baker IDI Heart and Diabetes Institute, 75 Commercial Road, Melbourne, Victoria 3150, Australia
- Department of Medicine, Central Clinical School, Monash University, Melbourne, Australia
- University of Kentucky College of Medicine, Department of Pediatrics, Lexington KY 40536, USA
| | - Michael J Mihm
- The Ohio State University College of Pharmacy, 500 W 12 Ave, Columbus, OH 43210, USA
| | - Angela C Cook
- The Ohio State University College of Pharmacy, 500 W 12 Ave, Columbus, OH 43210, USA
| | - Brandon L Schanbacher
- Centre for Perinatal Research, The Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, USA
- University of Kentucky College of Medicine, Department of Pediatrics, Lexington KY 40536, USA
| | - John Anthony Bauer
- Centre for Perinatal Research, The Research Institute at Nationwide Children's Hospital, Columbus, OH 43205, USA
- University of Kentucky College of Medicine, Department of Pediatrics, Lexington KY 40536, USA
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24
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Chen S, Wu S, Li W, Chen X, Dong X, Tan G, Zhang H, Hong Z, Zhu Z, Chai Y. Investigation of the therapeutic effectiveness of active components in Sini decoction by a comprehensive GC/LC-MS based metabolomics and network pharmacology approaches. MOLECULAR BIOSYSTEMS 2014; 10:3310-21. [PMID: 25315049 DOI: 10.1039/c4mb00048j] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
As a classical formula, Sini decoction (SND) has been fully proved to be clinically effective in treating doxorubicin (DOX)-induced cardiomyopathy. Current chemomics and pharmacology proved that the total alkaloids (TA), total gingerols (TG), total flavones and total saponins (TFS) are the major active ingredients of Aconitum carmichaelii, Zingiber officinale and Glycyrrhiza uralensis in SND respectively. Our animal experiments in this study demonstrated that the above active ingredients (TAGFS) were more effective than formulas formed by any one or two of the three individual components and nearly the same as SND. However, very little is known about the action mechanisms of TAGFS. Thus, this study aimed to use for the first time the combination of GC/LC-MS based metabolomics and network pharmacology for solving this problem. By metabolomics, it was found that TAGFS worked by regulating six primary pathways. Then, network pharmacology was applied to search for specific targets. 17 potential cardiovascular related targets were found through molecular docking, 11 of which were identified by references, which demonstrated the therapeutic effectiveness of TAGFS using network pharmacology. Among these targets, four targets, including phosphoinositide 3-kinase gamma, insulin receptor, ornithine aminotransferase and glucokinase, were involved in the TAGFS regulated pathways. Moreover, phosphoinositide 3-kinase gamma, insulin receptor and glucokinase were proved to be targets of active components in SND. In addition, our data indicated TA as the principal ingredient in the SND formula, whereas TG and TFS served as adjuvant ingredients. We therefore suggest that dissecting the mode of action of clinically effective formulae with the combination use of metabolomics and network pharmacology may be a good strategy.
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Affiliation(s)
- Si Chen
- School of Pharmacy, Second Military Medical University, 325 Guohe Road, Shanghai, 200433, China.
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25
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Lagoa R, Gañán C, López-Sánchez C, García-Martínez V, Gutierrez-Merino C. The decrease of NAD(P)H:quinone oxidoreductase 1 activity and increase of ROS production by NADPH oxidases are early biomarkers in doxorubicin cardiotoxicity. Biomarkers 2014; 19:142-53. [PMID: 24506563 DOI: 10.3109/1354750x.2014.885084] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
CONTEXT Doxorubicin cardiotoxicity displays a complex and multifactorial progression. OBJECTIVE Identify early biochemical mechanisms leading to a sustained imbalance of cellular bioenergetics. METHODS Measurements of the temporal evolution of selected biochemical markers after treatment of rats with doxorubicin (20 mg/kg body weight). RESULTS Doxorubicin treatment increased lipid oxidation, catalase activity and production of H₂O₂ by Nox-NADPH oxidases, and down-regulated NAD(P)H quinone oxidoreductase-1 prior eliciting changes in reduced glutathione, protein carbonyls and protein nitrotyrosines. Alterations of mitochondrial and myofibrillar bioenergetics biomarkers were detected only after this oxidative imbalance was established. CONCLUSIONS NAD(P)H quinone oxidoreductase-1 activity and increase of hydrogen peroxide production by NADPH oxidases are early biomarkers in doxorubicin cardiotoxicity.
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Affiliation(s)
- Ricardo Lagoa
- ESTG-Polytechnic Institute of Leiria , Leiria , Portugal
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26
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Gupta A, Rohlfsen C, Leppo MK, Chacko VP, Wang Y, Steenbergen C, Weiss RG. Creatine kinase-overexpression improves myocardial energetics, contractile dysfunction and survival in murine doxorubicin cardiotoxicity. PLoS One 2013; 8:e74675. [PMID: 24098344 PMCID: PMC3788056 DOI: 10.1371/journal.pone.0074675] [Citation(s) in RCA: 40] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2013] [Accepted: 08/05/2013] [Indexed: 11/19/2022] Open
Abstract
Doxorubicin (DOX) is a commonly used life-saving antineoplastic agent that also causes dose-dependent cardiotoxicity. Because ATP is absolutely required to sustain normal cardiac contractile function and because impaired ATP synthesis through creatine kinase (CK), the primary myocardial energy reserve reaction, may contribute to contractile dysfunction in heart failure, we hypothesized that impaired CK energy metabolism contributes to DOX-induced cardiotoxicity. We therefore overexpressed the myofibrillar isoform of CK (CK-M) in the heart and determined the energetic, contractile and survival effects of CK-M following weekly DOX (5mg/kg) administration using in vivo31P MRS and 1H MRI. In control animals, in vivo cardiac energetics were reduced at 7 weeks of DOX protocol and this was followed by a mild but significant reduction in left ventricular ejection fraction (EF) at 8 weeks of DOX, as compared to baseline. At baseline, CK-M overexpression (CK-M-OE) increased rates of ATP synthesis through cardiac CK (CK flux) but did not affect contractile function. Following DOX however, CK-M-OE hearts had better preservation of creatine phosphate and higher CK flux and higher EF as compared to control DOX hearts. Survival after DOX administration was significantly better in CK-M-OE than in control animals (p<0.02). Thus CK-M-OE attenuates the early decline in myocardial high-energy phosphates and contractile function caused by chronic DOX administration and increases survival. These findings suggest that CK impairment plays an energetic and functional role in this DOX-cardiotoxicity model and suggests that metabolic strategies, particularly those targeting CK, offer an appealing new strategy for limiting DOX-associated cardiotoxicity.
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Affiliation(s)
- Ashish Gupta
- Department of Medicine, Division of Cardiology, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
- Department of Radiology, Division of Magnetic Resonance Research, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
| | - Cory Rohlfsen
- Department of Medicine, Division of Cardiology, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
| | - Michelle K. Leppo
- Department of Medicine, Division of Cardiology, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
| | - Vadappuram P. Chacko
- Department of Radiology, Division of Magnetic Resonance Research, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
| | - Yibin Wang
- University of California Los Angeles, Los Angeles, California, United States of America
| | - Charles Steenbergen
- Department of Pathology, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
| | - Robert G. Weiss
- Department of Medicine, Division of Cardiology, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
- Department of Radiology, Division of Magnetic Resonance Research, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
- * E-mail:
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27
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Gomes AC, Falcão-Pires I, Pires AL, Brás-Silva C, Leite-Moreira AF. Rodent models of heart failure: an updated review. Heart Fail Rev 2013; 18:219-49. [PMID: 22446984 DOI: 10.1007/s10741-012-9305-3] [Citation(s) in RCA: 52] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
Heart failure (HF) is one of the major health and economic burdens worldwide, and its prevalence is continuously increasing. The study of HF requires reliable animal models to study the chronic changes and pharmacologic interventions in myocardial structure and function and to follow its progression toward HF. Indeed, during the past 40 years, basic and translational scientists have used small animal models to understand the pathophysiology of HF and find more efficient ways of preventing and managing patients suffering from congestive HF (CHF). Each species and each animal model has advantages and disadvantages, and the choice of one model over another should take them into account for a good experimental design. The aim of this review is to describe and highlight the advantages and drawbacks of some commonly used HF rodents models, including both non-genetically and genetically engineered models, with a specific subchapter concerning diastolic HF models.
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Affiliation(s)
- A C Gomes
- Department of Physiology and Cardiothoracic Surgery, Faculty of Medicine, University of Porto, Alameda Professor Hernâni Monteiro, 4200-319, Porto, Portugal
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Gulati G, Heck SL, Ree AH, Gravdehaug B, Røsjø H, Steine K, Bratland Å, Hoffmann P, Geisler J, Omland T. Kardioprotektiv behandling ved adjuvant kreftterapi. TIDSSKRIFT FOR DEN NORSKE LEGEFORENING 2013; 133:1832-6. [DOI: 10.4045/tidsskr.12.1514] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/02/2022] Open
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Yuan C, Solaro RJ. Myofilament proteins: From cardiac disorders to proteomic changes. Proteomics Clin Appl 2012; 2:788-99. [PMID: 21136879 DOI: 10.1002/prca.200780076] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Abstract
Myofilament proteins of the cardiac sarcomere house the molecular machinery responsible for generating tension and pressure. Release of intracellular Ca(2+) triggers myofilament tension generation and shortening, but the response to Ca(2+) is modulated by changes in key regulatory proteins. We review how these proteomic changes are essential to adaptive physiological regulation of cardiac output and become maladaptive in cardiac disorders. We also review the essentials of proteomic techniques used to study myofilament protein changes, including degradation, isoform expression, phosphorylation and oxidation. Selected proteomic studies illustrate the applications of these approaches.
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Affiliation(s)
- Chao Yuan
- Department of Physiology and Biophysics and Center for Cardiovascular Research, University of Illinois at Chicago, Chicago, IL, USA
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30
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Intensification of doxorubicin-related oxidative stress in the heart by hypothyroidism is not related to the expression of cytochrome P450 NADPH-reductase and inducible nitric oxide synthase, as well as activity of xanthine oxidase. OXIDATIVE MEDICINE AND CELLULAR LONGEVITY 2012; 2012:139327. [PMID: 22966413 PMCID: PMC3432562 DOI: 10.1155/2012/139327] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 05/21/2012] [Accepted: 07/05/2012] [Indexed: 11/17/2022]
Abstract
Cytochrome P450 NADPH-reductase (P450R), inducible synthase (iNOS) and xanthine oxidase play an important role in the antracycline-related cardiotoxicity. The expression of P450R and iNOS is regulated by triiodothyronine. The aim of this study was to evaluate the effect of methimazole-induced hypothyreosis on oxidative stress secondary to doxorubicin administration. 48 hours after methimazole giving cessation, rats were exposed to doxorubicin (2.0, 5.0 and 15 mg/kg). Blood and heart were collected 4, 48 and 96 h after the drug administration. Animals exposed exclusively to doxorubicin or untreated ones were also assessed. The hypothyreosis (0.025% of methimazole) significantly increased the doxorubicin effect on the cardiac carbonyl group and they may increase the glutathione level. An insignificant effect of methimazole was noticed in case of the cardiac lipid peroxidation product, the amount of DNA oxidative damages, iNOS and xanthine oxidase-enzymes responsible for red-ox activation of doxorubicin. However, the concentration of P450R was affected by a lower dose of methimazole in rats administered with doxorubicin. Since in rats receiving doxorubicin changes in oxidative stress caused by methimazole were not accompanied by elevation of bioreductive enzymes, it may be concluded that these changes in the oxidative stress were not related to the tested enzymes.
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Octavia Y, Tocchetti CG, Gabrielson KL, Janssens S, Crijns HJ, Moens AL. Doxorubicin-induced cardiomyopathy: From molecular mechanisms to therapeutic strategies. J Mol Cell Cardiol 2012; 52:1213-25. [DOI: 10.1016/j.yjmcc.2012.03.006] [Citation(s) in RCA: 779] [Impact Index Per Article: 64.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/12/2011] [Revised: 02/15/2012] [Accepted: 03/13/2012] [Indexed: 10/28/2022]
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Dietary inorganic nitrate alleviates doxorubicin cardiotoxicity: mechanisms and implications. Nitric Oxide 2012; 26:274-84. [PMID: 22484629 DOI: 10.1016/j.niox.2012.03.006] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/13/2011] [Revised: 02/11/2012] [Accepted: 03/22/2012] [Indexed: 11/21/2022]
Abstract
Doxorubicin (DOX) is one of the most powerful and widely prescribed chemotherapeutic agents to treat divergent human cancers. However, the clinical use of DOX is restricted due to its severe cardiotoxic side-effects. There has been ongoing search for cardioprotectants against DOX toxicity. Inorganic nitrate has emerged as a bioactive compound that can be reduced into nitrite and nitric oxide in vivo and in turn plays a therapeutic role in diseases associated with nitric oxide insufficiency or dysregulation. In this review, we describe a novel concept of using dietary supplementation of inorganic nitrate to reduce DOX-induced cardiac cellular damage and dysfunction, based on our recent promising studies in a mouse model of DOX cardiotoxicity. Our data show that chronic oral ingestion of sodium nitrate, at a dose equivalent to ~400% of the Acceptable Daily Intake of the World Health Organization, alleviated DOX-induced left ventricular dysfunction and mitochondrial respiratory chain damage. Such cardioprotective effects were associated with reduction of cardiomyocyte necrosis/apoptosis, tissue lipid peroxidation, and mitochondrial H(2)O(2) generation following DOX treatment. Furthermore, proteomic studies revealed enhanced cardiac expression of mitochondrial antioxidant enzyme - peroxiredoxin 5 in the nitrate-treated animals. These studies suggest that inorganic nitrate could be an inexpensive therapeutic agent for long-term oral administration in preventing DOX-induced cardiac toxicity and myopathy during the prolonged pathological process. Future clinical trials in the cancer patients undergoing DOX chemotherapy are warranted to translate these experimental findings into an effective new therapy in preventing the DOX-induced cardiomyopathy.
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Metallothioneins protect cytosolic creatine kinases against stress induced by nitrogen-based oxidants. Biochem J 2012; 441:623-32. [PMID: 21967612 DOI: 10.1042/bj20111565] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
The formation of intracellular nitrogen-based oxidants has important physiological and pathological consequences. CK (creatine kinase), which plays a key role in intracellular energy metabolism, is a main target of low concentrations of oxidative and nitrative stresses. In the present study, the interaction between cytosolic CKs [MM-CK (muscle-type CK) and BB-CK (brain-type CK)] and MTs [metallothioneins; hMT2A (human MT-IIA) and hMT3 (human MT-III)] were characterized by both in vitro and intact-cell assays. MTs could successfully protect the cytosolic CKs against inactivation induced by low concentrations of PN (peroxynitrite) and NO both in vitro and in hMT2A-overexpressing H9c2 cells and hMT3-knockdown U-87 MG cells. Under high PN concentrations, CK formed granule-like structures, and MTs were well co-localized in these aggregated granules. Further analysis indicated that the number of cells containing the CK aggregates negatively correlated with the expression levels of MTs. In vitro experiments indicated that MTs could effectively protect CKs against aggregation during refolding, suggesting that MT might function as a chaperone to assist CK re-activation. The findings of the present study provide direct evidence of the connection between the two well-characterized intracellular systems: the precisely balanced energy homoeostasis by CKs and the oxidative-stress response system using MTs.
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The antioxidant phenylaminoethyl selenide reduces doxorubicin-induced cardiotoxicity in a xenograft model of human prostate cancer. Arch Biochem Biophys 2011; 515:112-9. [PMID: 21906582 DOI: 10.1016/j.abb.2011.08.008] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/07/2011] [Revised: 08/05/2011] [Accepted: 08/23/2011] [Indexed: 12/21/2022]
Abstract
Anthracyclines are potent anticancer agents, but cardiotoxicity mediated by free radical generation limits their clinical use. This study evaluated the anticancer activity of phenyl-2-aminoethyl selenide (PAESe) and its potential to reduce doxorubicin (DOX)-induced cardiotoxicity. Growth inhibitory effects of PAESe with DOX, and vincristine, clinically used anticancer agents, and tert-butylhydroperoxide (TBHP), a known oxidant, on the growth of human prostate carcinoma (PC-3) cells was determined. PAESe (≤1μm) did not alter the growth of PC-3 cells, however, concomitant use of PAESe decreased the oxidative-mediated cytotoxicity of TBHP, but had limited effect on vincristine or DOX activity. Further, PAESe decreased the formation of intracellular reactive oxygen species from TBHP and DOX. The effect of PAESe on the activity of DOX was determined using a tumor (PC-3) xenograft model in mice. PAESe did not alter DOX antitumor activity and showed evidence of direct antitumor activity relative to controls. DOX treatment decreased mice body weight significantly, whereas concomitant administration of PAESe and DOX was similar to controls. Most importantly, PAESe decreased DOX-mediated infiltration of neutrophil and macrophages into the myocardium. These data suggest PAESe had in vivo antitumor activity and in combination with DOX decreased early signs of cardiotoxicity while preserving its antitumor activity.
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Soni H, Pandya G, Patel P, Acharya A, Jain M, Mehta AA. Beneficial effects of carbon monoxide-releasing molecule-2 (CORM-2) on acute doxorubicin cardiotoxicity in mice: role of oxidative stress and apoptosis. Toxicol Appl Pharmacol 2011; 253:70-80. [PMID: 21443895 DOI: 10.1016/j.taap.2011.03.013] [Citation(s) in RCA: 51] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/01/2010] [Revised: 03/12/2011] [Accepted: 03/18/2011] [Indexed: 11/30/2022]
Abstract
Doxorubicin (DXR) has been used in variety of human malignancies for decades. Despite its efficacy in cancer, clinical usage is limited because of its cardiotoxicity, which has been associated with oxidative stress and apoptosis. Carbon monoxide-releasing molecules (CORMs) have been shown to reduce the oxidative damage and apoptosis. The present study investigated the effects of CORM-2, a fast CO-releaser, against DXR-induced cardiotoxicity in mice using biochemical, histopathological and gene expression approaches. CORM-2 (3, 10 and 30 mg/kg/day) was administered intraperitoneally (i.p.) for 10 days and terminated the study on day 11. DXR (20 mg/kg, i.p.) was injected before 72 h of termination. Mice treated with DXR showed cardiotoxicity as evidenced by elevation of serum creatine kinase (CK) and lactate dehydrogenase (LDH), tissue malondialdehyde (MDA), caspase-3 and decrease the level of total antioxidant status (TAS) in heart tissues. Pre- and post-treatment with CORM-2 (30 mg/kg, i.p.) elicited significant improvement in CK, LDH, MDA, caspase-3 and TAS levels. Histopathological studies showed that cardiac damage with DXR has been reversed with CORM-2+DXR treatment. There was dramatic decrease in hematological count in DXR-treated mice, which has been improved with CORM-2. Furthermore, there was also elevation of mRNA expression of heme oxygenase-1, hypoxia inducible factor-1 alpha, vascular endothelial growth factor and decrease in inducible-nitric oxide synthase expression upon treatment with CORM-2 that might be linked to cardioprotection. These data suggest that CORM-2 treatment provides cardioprotection against acute doxorubicin-induced cardiotoxicity in mice and this effect may be attributed to CORM-2-mediated antioxidant and anti-apoptotic properties.
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Affiliation(s)
- Hitesh Soni
- Zydus Research Centre, Sarkhej-Bavla N.H 8A Moraiya, Ahmedabad-382210, India
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Toxicological and pathophysiological roles of reactive oxygen and nitrogen species. Toxicology 2010; 276:85-94. [PMID: 20643181 DOI: 10.1016/j.tox.2010.07.009] [Citation(s) in RCA: 125] [Impact Index Per Article: 8.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/22/2010] [Revised: 06/23/2010] [Accepted: 07/11/2010] [Indexed: 01/20/2023]
Abstract
'Oxidative and Nitrative Stress in Toxicology and Disease' was the subject of a symposium held at the EUROTOX meeting in Dresden 15th September 2009. Reactive oxygen (ROS) and reactive nitrogen species (RNS) produced during tissue pathogenesis and in response to viral or chemical toxicants, induce a complex series of downstream adaptive and reparative events driven by the associated oxidative and nitrative stress. As highlighted by all the speakers, ROS and RNS can promote diverse biological responses associated with a spectrum of disorders including neurodegenerative/neuropsychiatric and cardiovascular diseases. Similar pathways are implicated during the process of liver and skin carcinogenesis. Mechanistically, reactive oxygen and nitrogen species drive sustained cell proliferation, cell death including both apoptosis and necrosis, formation of nuclear and mitochondrial DNA mutations, and in some cases stimulation of a pro-angiogenic environment. Here we illustrate the pivotal role played by oxidative and nitrative stress in cell death, inflammation and pain and its consequences for toxicology and disease pathogenesis. Examples are presented from five different perspectives ranging from in vitro model systems through to in vivo animal model systems and clinical outcomes.
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Maslov MY, Chacko VP, Hirsch GA, Akki A, Leppo MK, Steenbergen C, Weiss RG. Reduced in vivo high-energy phosphates precede adriamycin-induced cardiac dysfunction. Am J Physiol Heart Circ Physiol 2010; 299:H332-7. [PMID: 20495142 DOI: 10.1152/ajpheart.00727.2009] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Adriamycin (ADR) is an established, life-saving antineoplastic agent, the use of which is often limited by cardiotoxicity. ADR-induced cardiomyopathy is often accompanied by depressed myocardial high-energy phosphate (HEP) metabolism. Impaired HEP metabolism has been suggested as a potential mechanism of ADR cardiomyopathy, in which case the bioenergetic decline should precede left ventricular (LV) dysfunction. We tested the hypothesis that murine cardiac energetics decrease before LV dysfunction following ADR (5 mg/kg ip, weekly, 5 injections) in the mouse. As a result, the mean myocardial phosphocreatine-to-ATP ratio (PCr/ATP) by spatially localized (31)P magnetic resonance spectroscopy decreased at 6 wk after first ADR injection (1.79 + or - 0.18 vs. 1.39 + or - 0.30, means + or - SD, control vs. ADR, respectively, P < 0.05) when indices of systolic and diastolic function by magnetic resonance imaging were unchanged from control values. At 8 wk, lower PCr/ATP was accompanied by a reduction in ejection fraction (67.3 + or - 3.9 vs. 55.9 + or - 4.2%, control vs. ADR, respectively, P < 0.002) and peak filling rate (0.56 + or - 0.12 vs. 0.30 + or - 0.13 microl/ms, control vs. ADR, respectively, P < 0.01). PCr/ATP correlated with peak filling rate and ejection fraction, suggesting a relationship between cardiac energetics and both LV systolic and diastolic dysfunction. In conclusion, myocardial in vivo HEP metabolism is impaired following ADR administration, occurring before systolic or diastolic abnormalities and in proportion to the extent of eventual contractile abnormalities. These observations are consistent with the hypothesis that impaired HEP metabolism contributes to ADR-induced myocardial dysfunction.
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Affiliation(s)
- M Y Maslov
- Division of Cardiology, Department of Medicine, The Johns Hopkins University School of Medicine, Baltimore, MD 21287-6568, USA.
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Elberry AA, Abdel-Naim AB, Abdel-Sattar EA, Nagy AA, Mosli HA, Mohamadin AM, Ashour OM. Cranberry (Vaccinium macrocarpon) protects against doxorubicin-induced cardiotoxicity in rats. Food Chem Toxicol 2010; 48:1178-84. [DOI: 10.1016/j.fct.2010.02.008] [Citation(s) in RCA: 75] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/08/2009] [Revised: 01/21/2010] [Accepted: 02/03/2010] [Indexed: 02/07/2023]
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40
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Inhaled nitric oxide prevents 3-nitrotyrosine formation in the lungs of neonatal mice exposed to >95% oxygen. Lung 2010; 188:217-27. [PMID: 20237791 DOI: 10.1007/s00408-010-9235-6] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/24/2009] [Accepted: 03/02/2010] [Indexed: 10/19/2022]
Abstract
Inhaled nitric oxide is being evaluated as a preventative therapy for patients at risk for bronchopulmonary dysplasia (BPD). Nitric oxide (NO), in the presence of superoxide, forms peroxynitrite, which reacts with tyrosine residues on proteins to form 3-nitrotyrosine (3-NT). However, NO can also act as an antioxidant and was recently found to improve the oxidative balance in preterm infants. Thus, we tested the hypothesis that the addition of a therapeutically relevant concentration (10 ppm) of NO to a hyperoxic exposure would lead to decreased 3-NT formation in the lung. FVB mouse pups were exposed to either room air (21% O(2)) or >95% O(2) with or without 10 ppm NO within 24 h of birth. In the first set of studies, body weights and survival were monitored for 7 days, and exposure to >95% O(2) resulted in impaired weight gain and near 100% mortality by 7 days. However, the mortality occurred earlier in pups exposed to >95% O(2) + NO than in pups exposed to >95% O(2) alone. In a second set of studies, lungs were harvested at 72 h. Immunohistochemistry of the lungs at 72 h revealed that the addition of NO decreased alveolar, bronchial, and vascular 3-NT staining in pups exposed to both room air and hyperoxia. The lung nitrite levels were higher in animals exposed to >95% oxygen + NO than in animals exposed to >95% oxygen alone. The protein levels of myeloperoxidase, monocyte chemotactic protein-1, and intracellular adhesion molecule-1 were assessed after 72 h of exposure and found to be greatest in the lungs of pups exposed to >95% O(2). This hyperoxia-induced protein expression was significantly attenuated by the addition of 10 ppm NO. We propose that in the presence of >95% O(2), peroxynitrite formation results in protein nitration; however, adding excess NO to the >95% O(2) exposure prevents 3-NT formation by NO reacting with peroxynitrite to produce nitrite and NO(2). We speculate that the decreased protein nitration observed with the addition of NO may be a potential mechanism limiting hyperoxic lung injury.
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Todorova VK, Kaufmann Y, Hennings L, Klimberg VS. Oral glutamine protects against acute doxorubicin-induced cardiotoxicity of tumor-bearing rats. J Nutr 2010; 140:44-8. [PMID: 19889810 DOI: 10.3945/jn.109.113415] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Abstract
Doxorubicin (DOX), a widely used anticancer drug, has a dose-dependent cardiotoxicity, attributed mainly to free radical formation. The cardiomyocyte oxidative stress occurs rapidly after DOX treatment, resulting in harmful modifications to proteins, lipids, and DNA. Previous data showed that oral l-glutamine (Gln) prevented cardiac lipid peroxidation and maintained normal cardiac glutathione (GSH) levels in DOX-treated rats. Our aim in this study was to examine the effect of Gln on DOX-induced cardiac oxidative stress in a tumor-bearing host. Female Fisher344 rats with implanted MatBIII mammary tumors were randomized into 2 groups: a Gln group that received l-Gln (1 g.kg(-1).d(-1)) (n = 10) via a Gln-enriched diet and/or gavage with 50% Gln suspension during the whole experiment and a control group that was fed the same diet formulation without Gln and/or were gavaged with water. All rats received a single injection of 12 mg/kg DOX and were killed 3 d later. GSH levels of hearts, livers, tumors, and blood, as well as cardiac histological alterations, lipid peroxidation, peroxinitrite levels, and caspase-3 activation were determined. Cardiac physiologic alterations were assessed by ultrasound imaging before and 3 d after DOX administration. The Gln supplementation resulted in lower cardiac lipid peroxidation and peroxintrite levels and elevated cardiac catalase enzyme activity and GSH compared with the controls, without affecting those of the tumors. DOX-induced alterations of the echocardiographic parameters were significantly reduced in the Gln-supplemented rats. These data indicate that Gln is able to reduce the oxidative damage of cardiomyocytes that occurs soon after DOX administration and thus protects the heart of a tumor-bearing host from DOX-induced cardiomyopathy.
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Si K, Liu J, He L, Li X, Gou W, Liu C, Li X. Caulophine Protects Cardiomyocytes From Oxidative and Ischemic Injury. J Pharmacol Sci 2010; 113:368-77. [DOI: 10.1254/jphs.10125fp] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022] Open
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43
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Glutamine regulation of doxorubicin accumulation in hearts versus tumors in experimental rats. Cancer Chemother Pharmacol 2009; 66:315-23. [DOI: 10.1007/s00280-009-1165-8] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/13/2009] [Accepted: 10/17/2009] [Indexed: 11/25/2022]
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44
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Ibrahim MA, Ashour OM, Ibrahim YF, EL-Bitar HI, Gomaa W, Abdel-Rahim SR. Angiotensin-converting enzyme inhibition and angiotensin AT1-receptor antagonism equally improve doxorubicin-induced cardiotoxicity and nephrotoxicity. Pharmacol Res 2009; 60:373-81. [PMID: 19467331 DOI: 10.1016/j.phrs.2009.05.007] [Citation(s) in RCA: 100] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/17/2009] [Revised: 04/28/2009] [Accepted: 05/18/2009] [Indexed: 10/20/2022]
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45
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Han B, Baliga R, Huang H, Giannone PJ, Bauer JA. Decreased cardiac expression of vascular endothelial growth factor and redox imbalance in murine diabetic cardiomyopathy. Am J Physiol Heart Circ Physiol 2009; 297:H829-35. [PMID: 19561313 DOI: 10.1152/ajpheart.00222.2009] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Abstract
Type 1 diabetes is associated with a unique form of cardiomyopathy that is present without atherosclerosis. Redox imbalance and/or changes in vascular endothelial growth factor (VEGF) expression have been associated with diabetes-related cardiomyopathy. However, the mechanisms of these changes and their interrelationships remain unclear. Using a murine type 1 diabetes model, we tested the hypothesis that alterations in cardiac performance are associated with decreased cardiac microvascular prevalence, as well as downregulation of VEGF isoforms. We also investigated oxidative stress as a contributor to regulate individual VEGF isoforms and microvascular rarefaction. Significant and rapid hyperglycemia was observed at 1 wk post-streptozotocin (STZ) and persisted throughout the 5-wk study. Left ventricular (LV) fractional shortening was reduced at week 1 and 5 post-STZ insult relative to age-matched controls. We also observed the early reduction in E/A ratio at 1 wk. Immunostaining for CD31 and digital image analysis demonstrated a 35% reduction in microvessels/myocardial area, indicative of rarefaction, which was highly correlated with fractional shortening. Furthermore, a significant increase in the prevalence of protein 3-nitrotyrosine was observed in the diabetic cardiac tissue, which was inversely associated with microvascular rarefaction. The expressions of three VEGF isoforms were significantly reduced to different extents. The reduction of VEGF(164) was associated with GSSG accumulation. These data demonstrate that the mouse model of STZ-induced diabetes has hallmark features observed in humans with respect to nonischemic systolic and diastolic performance and microvascular rarefaction, which are associated with changes in VEGF isoform expression and redox imbalance in the myocardium.
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Affiliation(s)
- Bing Han
- Center for Cardiovascular and Pulmonary Research, The Research Institute at Nationwide Children's Hospital, Columbus, Ohio 43205, USA
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46
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Mukhopadhyay P, Rajesh M, Bátkai S, Kashiwaya Y, Haskó G, Liaudet L, Szabó C, Pacher P. Role of superoxide, nitric oxide, and peroxynitrite in doxorubicin-induced cell death in vivo and in vitro. Am J Physiol Heart Circ Physiol 2009; 296:H1466-83. [PMID: 19286953 DOI: 10.1152/ajpheart.00795.2008] [Citation(s) in RCA: 265] [Impact Index Per Article: 17.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Abstract
Doxorubicin (DOX) is a potent available antitumor agent; however, its clinical use is limited because of its cardiotoxicity. Cell death is a key component in DOX-induced cardiotoxicity, but its mechanisms are elusive. Here, we explore the role of superoxide, nitric oxide (NO), and peroxynitrite in DOX-induced cell death using both in vivo and in vitro models of cardiotoxicity. Western blot analysis, real-time PCR, immunohistochemistry, flow cytometry, fluorescent microscopy, and biochemical assays were used to determine the markers of apoptosis/necrosis and sources of NO and superoxide and their production. Left ventricular function was measured by a pressure-volume system. We demonstrated increases in myocardial apoptosis (caspase-3 cleavage/activity, cytochrome c release, and TUNEL), inducible NO synthase (iNOS) expression, mitochondrial superoxide generation, 3-nitrotyrosine (NT) formation, matrix metalloproteinase (MMP)-2/MMP-9 gene expression, poly(ADP-ribose) polymerase activation [without major changes in NAD(P)H oxidase isoform 1, NAD(P)H oxidase isoform 2, p22(phox), p40(phox), p47(phox), p67(phox), xanthine oxidase, endothelial NOS, and neuronal NOS expression] and decreases in myocardial contractility, catalase, and glutathione peroxidase activities 5 days after DOX treatment to mice. All these effects of DOX were markedly attenuated by peroxynitrite scavengers. Doxorubicin dose dependently increased mitochondrial superoxide and NT generation and apoptosis/necrosis in cardiac-derived H9c2 cells. DOX- or peroxynitrite-induced apoptosis/necrosis positively correlated with intracellular NT formation and could be abolished by peroxynitrite scavengers. DOX-induced cell death and NT formation were also attenuated by selective iNOS inhibitors or in iNOS knockout mice. Various NO donors when coadministered with DOX but not alone dramatically enhanced DOX-induced cell death with concomitant increased NT formation. DOX-induced cell death was also attenuated by cell-permeable SOD but not by cell-permeable catalase, the xanthine oxidase inhibitor allopurinol, or the NADPH oxidase inhibitors apocynine or diphenylene iodonium. Thus, peroxynitrite is a major trigger of DOX-induced cell death both in vivo and in vivo, and the modulation of the pathways leading to its generation or its effective neutralization can be of significant therapeutic benefit.
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Affiliation(s)
- Partha Mukhopadhyay
- Section on Oxidative Stress and Tissue Injury, Laboratory of Physiological Studies, National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health, 5625 Fishers Lane, MSC-9413, Bethesda, MD 20892-9413, USA
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47
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Martínez MC, Andriantsitohaina R. Reactive nitrogen species: molecular mechanisms and potential significance in health and disease. Antioxid Redox Signal 2009; 11:669-702. [PMID: 19014277 DOI: 10.1089/ars.2007.1993] [Citation(s) in RCA: 166] [Impact Index Per Article: 11.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Abstract
Reactive nitrogen species (RNS) are various nitric oxide-derived compounds, including nitroxyl anion, nitrosonium cation, higher oxides of nitrogen, S-nitrosothiols, and dinitrosyl iron complexes. RNS have been recognized as playing a crucial role in the physiologic regulation of many, if not all, living cells, such as smooth muscle cells, cardiomyocytes, platelets, and nervous and juxtaglomerular cells. They possess pleiotropic properties on cellular targets after both posttranslational modifications and interactions with reactive oxygen species. Elevated levels of RNS have been implicated in cell injury and death by inducing nitrosative stress. The aim of this comprehensive review is to address the mechanisms of formation and removal of RNS, highlighting their potential cellular targets: lipids, DNA, and proteins. The specific importance of RNS and their paradoxic effects, depending on their local concentration under physiologic conditions, is underscored. An increasing number of compounds that modulate RNS processing or targets are being identified. Such compounds are now undergoing preclinical and clinical evaluations in the treatment of pathologies associated with RNS-induced cellular damage. Future research should help to elucidate the involvement of RNS in the therapeutic effect of drugs used to treat neurodegenerative, cardiovascular, metabolic, and inflammatory diseases and cancer.
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Affiliation(s)
- M Carmen Martínez
- INSERM, U771, CNRS UMR, 6214, and Université d' Angers, Angers, France
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48
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Niu J, Azfer A, Wang K, Wang X, Kolattukudy PE. Cardiac-targeted expression of soluble fas attenuates doxorubicin-induced cardiotoxicity in mice. J Pharmacol Exp Ther 2008; 328:740-8. [PMID: 19066339 DOI: 10.1124/jpet.108.146423] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023] Open
Abstract
Doxorubicin (Dox) is known to cause cardiomyopathy and congestive heart failure upon chronic administration. The mechanisms underlying these toxicities remain uncertain but have been attributed, at least in part, by induction of cardiac cell apoptosis. Fas ligation with its cognate ligand (FasL) induces apoptosis and activates cellular inflammatory responses associated with tissue injury. We determined whether interruption of Fas/FasL interaction by cardiac-targeted expression of soluble Fas (sFas), a competitive inhibitor of FasL, would protect against Dox chronic cardiotoxicity in mice. Wild-type (WT) and sFas transgenic mice were administrated intravenously with 4 mg/kg Dox or with an equivalent volume of saline twice a week for a total of 10 injections. There were 25% mortality in WT mice, but no death was observed in sFas mice during the period of Dox treatment. Echocardiographic evaluation revealed a significant decrease in left ventricle fractional shortening after Dox treatment in WT mice but not in sFas mice. WT mice treated with Dox developed extensive myocardial cytoplasmic vacuolization, apoptosis, and interstitial fibrosis, which were much less or absent in sFas mice. The increased inducible nitric oxide synthase expression, nitric oxide production, superoxide generation, and peroxynitrite formation after Dox treatment in WT mice were attenuated by sFas expression. sFas expression also attenuated Dox-mediated induction of proinflammatory cytokines, tumor necrosis factor-alpha, interleukin (IL)-1beta, and IL-6 in the myocardium. These observations indicate that FasL is an important mediator in Dox-associated cardiotoxicity by generating reactive oxygen and nitrogen species.
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Affiliation(s)
- Jianli Niu
- Burnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Bldg. 20, Room 125, Orlando, FL 32826-2364, USA.
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Muster W, Breidenbach A, Fischer H, Kirchner S, Müller L, Pähler A. Computational toxicology in drug development. Drug Discov Today 2008; 13:303-10. [DOI: 10.1016/j.drudis.2007.12.007] [Citation(s) in RCA: 105] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/04/2007] [Revised: 12/17/2007] [Accepted: 12/18/2007] [Indexed: 10/22/2022]
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50
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Snook JH, Li J, Helmke BP, Guilford WH. Peroxynitrite inhibits myofibrillar protein function in an in vitro assay of motility. Free Radic Biol Med 2008; 44:14-23. [PMID: 18045543 PMCID: PMC2180163 DOI: 10.1016/j.freeradbiomed.2007.09.004] [Citation(s) in RCA: 47] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/13/2007] [Revised: 08/30/2007] [Accepted: 09/04/2007] [Indexed: 12/17/2022]
Abstract
We determined the effects of peroxynitrite (ONOO-) on cardiac myosin, actin, and thin filaments in order to more clearly understand the impact of this reactive compound in ischemia/reperfusion injury and heart failure. Actin filaments, native thin filaments, and alpha-cardiac myosin from rat hearts were exposed to ONOO- in the presence of 2 mM bicarbonate. Filament velocities over myosin, calcium sensitivity, and relative force generated by myosin were assessed in an in vitro motility assay in the absence of reducing agents. ONOO- concentrations > or =10 microM significantly reduced the velocities of thin filaments or bare actin filaments over alpha-cardiac myosin when any of these proteins were exposed individually. These functional deficits were linearly related to the degree of tyrosine nitration, with myosin being the most sensitive. However, at 10 microM ONOO- the calcium sensitivity of thin filaments remained unchanged. Cotreatment of myosin and thin filaments, analogous to the in vivo situation, resulted in a significantly greater functional deficit. The load supported by myosin after ONOO- exposure was estimated using mixtures experiments to be increased threefold. These data suggest that nitration of myofibrillar proteins can contribute to cardiac contractile dysfunction in pathologic states in which ONOO- is liberated.
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