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Ghazaee H, Raouf Sheibani A, Mahdian H, Gholami S, Askari VR, Baradaran Rahimi V. Ellagic acid as potential therapeutic compound for diabetes and its complications: a systematic review from bench to bed. NAUNYN-SCHMIEDEBERG'S ARCHIVES OF PHARMACOLOGY 2024:10.1007/s00210-024-03280-8. [PMID: 38980410 DOI: 10.1007/s00210-024-03280-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/23/2024] [Accepted: 07/02/2024] [Indexed: 07/10/2024]
Abstract
Diabetes mellitus (DM) is a worldwide-concerning disease with a rising prevalence. There are many ongoing studies aimed at finding new and effective treatments. Ellagic acid (EA) is a natural polyphenolic compound abundant in certain fruits and vegetables. It is the objective of this investigation to assess the effectiveness and preventive mechanisms of EA on DM and associated complications. This systematic review used PubMed, Scopus, and Google Scholar as search databases using a predetermined protocol from inception to June 2024. We assessed all related English studies, including in vitro, in vivo, and clinical trials. EA counteracted DM and its complications by diminishing inflammation, oxidative stress, hyperglycemia, apoptosis, insulin resistance, obesity, lipid profile, and histopathological alterations. Several mechanisms contributed to the anti-diabetic effect of EA, the most significant being the upregulation of nuclear factor erythroid 2-related factor 2 (Nrf2), heme oxygenase-1 (HO-1), peroxisome proliferator-activated receptor gamma (PPAR-γ), protein kinase B, and downregulation of nuclear factor-kappa-B (NF-κB) gene expression. EA also revealed protective effects against diabetes complications, such as diabetic-induced hepatic damage, testicular damage, endothelial dysfunction, muscle dysfunction, retinopathy, nephropathy, cardiomyopathy, neuropathy, and behavioral deficit. Administration of EA could have various protective effects in preventing, treating, and alleviating DM and its complications. Although it could be considered a cost-effective, safe, and accessible treatment, to fully establish the effectiveness of EA as a medication for DM, it is crucial to conduct further well-designed studies.
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Affiliation(s)
- Hossein Ghazaee
- Department of Internal Medicine, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Alireza Raouf Sheibani
- Student Research Committee, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
- Pharmacological Research Center of Medicinal Plants, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Haniyeh Mahdian
- Student Research Committee, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
- Pharmacological Research Center of Medicinal Plants, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Shamim Gholami
- Student Research Committee, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
- Pharmacological Research Center of Medicinal Plants, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Vahid Reza Askari
- Pharmacological Research Center of Medicinal Plants, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Vafa Baradaran Rahimi
- Department of Cardiovascular Diseases, Faculty of Medicine, Mashhad University of Medical Sciences, Azadi Sq, Vakil Abad Highway, Mashhad, 9177948564, Iran.
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Sardarabadi H, Darvishi MH, Zohrab F, Javadi H. Nanophytomedicine: A promising practical approach in phytotherapy. Phytother Res 2024; 38:3607-3644. [PMID: 38725270 DOI: 10.1002/ptr.8230] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/17/2023] [Revised: 04/19/2024] [Accepted: 04/22/2024] [Indexed: 07/12/2024]
Abstract
The long and rich history of herbal therapeutic nutrients is fascinating. It is incredible to think about how ancient civilizations used plants and herbs to treat various ailments and diseases. One group of bioactive phytochemicals that has gained significant attention recently is dietary polyphenols. These compounds are commonly found in a variety of fruits, vegetables, spices, nuts, drinks, legumes, and grains. Despite their incredible therapeutic properties, one challenge with polyphenols is their poor water solubility, stability, and bioavailability. This means that they are not easily absorbed by the body when consumed in essential diets. Because of structural complexity, polyphenols with high molecular weight cannot be absorbed in the small intestine and after arriving in the colon, they are metabolized by gut microbiota. However, researchers are constantly working on finding solutions to enhance the bioavailability and absorption of these compounds. This study aims to address this issue by applying nanotechnology approaches to overcome the challenges of the therapeutic application of dietary polyphenols. This combination of nanotechnology and phytochemicals could cause a completely new field called nanophytomedicine or herbal nanomedicine.
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Affiliation(s)
- Hadi Sardarabadi
- Department of Physiology and Pharmacology, School of Medicine, Qom University of Medical Sciences, Qom, Iran
| | - Mohammad Hasan Darvishi
- Nanobiotechnology Research Center, Baqiyatallah University of Medical Sciences, Tehran, Iran
| | - Fatemeh Zohrab
- Department of Medical Science, Qom Branch, Islamic Azad University, Qom, Iran
| | - Hamidreza Javadi
- Nanobiotechnology Research Center, Baqiyatallah University of Medical Sciences, Tehran, Iran
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Wang X, Zhou X, Zhang X. Effects of Ellagic Acid on Glucose and Lipid Metabolism: A Systematic Review and Meta-Analysis. J Nutr Metab 2024; 2024:5558665. [PMID: 38915316 PMCID: PMC11196188 DOI: 10.1155/2024/5558665] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/08/2023] [Revised: 04/26/2024] [Accepted: 06/07/2024] [Indexed: 06/26/2024] Open
Abstract
Background Abnormal glucose and lipid metabolism (GALM) serve as both a cause and an inducer for the development of the disease. Improvement and treatment of GALM are an important stage to prevent the occurrence and development of the disease. However, current clinical treatment for GALM is limited. Ellagic acid (EA), a common polyphenol present in foods, has been shown to improve abnormalities in GALM observed in patients suffering from metabolic diseases. Objective This study used a meta-analysis method to systematically assess the effects of EA on GALM. Method As of November 8, 2023, a comprehensive search was conducted across 5 databases, namely, PubMed, Embase, Web of Science, Cochrane Library, and Google Scholar to identify randomized controlled trials (RCTs) in which EA served as the primary intervention for diseases related to GALM. The risk of bias within the included studies was assessed according to the Cochrane Handbook. All statistical analyzes were performed using RevMan 5.4 software. Results In this study, a total of 482 articles were retrieved, resulting in the inclusion of 10 RCTs in the meta-analysis. The results showed that EA could reduce fasting blood glucose (FBG) (p = 0.008), increase insulin secretion (p = 0.01), improve insulin resistance index (HOMA-IR) (p = 0.003), decrease triglyceride (TG) (p = 0.004), and reduce cholesterol (Chol) (p = 0.04) and low-density lipoprotein (LDL-c) (p = 0.0004). EA had no significant effect on waist circumference (WC), body weight (BW), body mass index (BMI), 2 hours after prandial blood glucose (2 h-PG), total cholesterol (TC), and high-density lipoprotein (HDL-c). Conclusions The effect of improvement in glucose and lipids of EA was closely related to the dose and the intervention time. EA can improve GALM caused by diseases. To corroborate the findings of this study and improve the reliability of the results, EA is imperative to refine the research methodology and increase the sample size in future investigations.
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Affiliation(s)
- Xuelian Wang
- Clinical School of Medicine, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China
| | - Xiaotao Zhou
- Clinical School of Medicine, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China
| | - Xinxia Zhang
- Clinical School of Medicine, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China
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Chen X, Li X, Cao B, Chen X, Zhang K, Han F, Kan C, Zhang J, Sun X, Guo Z. Mechanisms and efficacy of traditional Chinese herb monomers in diabetic kidney disease. Int Urol Nephrol 2024; 56:571-582. [PMID: 37552392 DOI: 10.1007/s11255-023-03703-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2023] [Accepted: 07/04/2023] [Indexed: 08/09/2023]
Abstract
Diabetic kidney disease (DKD) is a serious complication of diabetes and is the primary cause of end-stage renal disease. Current treatment strategies primarily focus on the inhibition of the renin-angiotensin-aldosterone system and the attainment of blood glucose control. Although current medical therapies for DKD have been shown to delay disease progression and improve long-term outcomes, their efficacy is limited and they may be restricted in certain cases, particularly when hyperkalemia is present. Traditional Chinese medicine (TCM) treatment has emerged as a significant complementary approach for DKD. TCM monomers, derived from various Chinese herbs, have been found to modulate multiple therapeutic targets and exhibit a broad range of therapeutic effects in patients with DKD. This review aims to summarize the mechanisms of action of TCM monomers in the treatment of DKD, based on findings from clinical trials, as well as cell and animal studies. The results of these investigations demonstrate the potential effective use of TCM monomers in treating or preventing DKD, offering a promising new direction for future research in the field. By providing a comprehensive overview of the mechanisms and efficacy of TCM monomers in DKD, this review highlights the potential of these natural compounds as alternative therapeutic options for improving outcomes in patients with DKD.
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Affiliation(s)
- Xuexun Chen
- Department of Nephrology, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
| | - Xuan Li
- Department of Nephrology, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
| | - Bo Cao
- Department of Emergency, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
| | - Xinping Chen
- Department of Nephrology, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
| | - Kexin Zhang
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
- Department of Endocrinology and Metabolism, Affiliated Hospital of Weifang Medical University, 2428 Yuhe Road, Weifang, 261031, Shandong, China
| | - Fang Han
- Department of Pathology, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
| | - Chengxia Kan
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
- Department of Endocrinology and Metabolism, Affiliated Hospital of Weifang Medical University, 2428 Yuhe Road, Weifang, 261031, Shandong, China
| | - Jingwen Zhang
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China
- Department of Endocrinology and Metabolism, Affiliated Hospital of Weifang Medical University, 2428 Yuhe Road, Weifang, 261031, Shandong, China
| | - Xiaodong Sun
- Clinical Research Center, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China.
- Department of Endocrinology and Metabolism, Affiliated Hospital of Weifang Medical University, 2428 Yuhe Road, Weifang, 261031, Shandong, China.
| | - Zhentao Guo
- Department of Nephrology, Affiliated Hospital of Weifang Medical University, Weifang, 261031, China.
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Yang Y, Liu M, Liu C, Tang S, Gu D, Tian J, Huang D, He F. Ellagic acid from pomegranate peel: Consecutive countercurrent chromatographic separation and antioxidant effect. Biomed Chromatogr 2023; 37:e5662. [PMID: 37185963 DOI: 10.1002/bmc.5662] [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: 09/03/2022] [Revised: 04/15/2023] [Accepted: 04/20/2023] [Indexed: 05/17/2023]
Abstract
Ellagic acid is one of the most representative natural antioxidants, and is rich in pomegranate peel. In this study, a consecutive countercurrent chromatographic (CCC) separation method was established to improve the preparative efficiency of ellagic acid from pomegranate peel. By optimizing the solvent system, sample size and flow rate, 280 mg of ellagic acid was obtained from 5 g of crude sample from pomegranate peel by CCC after six consecutive injections. Moreover, the values of EC50 for ellagic acid in scavenging ABTS·+ and DPPH· were 4.59 ± 0.07 and 10.54 ± 0.07 μg/ml, respectively, indicating a strong antioxidant activity. This study not only established a high-throughput method for the preparation of ellagic acid, but also provided a successful example for the development of and research on other natural antioxidants.
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Affiliation(s)
- Yi Yang
- School of Light Industry and Chemical Engineering, Dalian Polytechnic University, Dalian, China
| | - Meihui Liu
- School of Biological Engineering, Dalian Polytechnic University, Dalian, China
| | - Chang Liu
- School of Biological Engineering, Dalian Polytechnic University, Dalian, China
| | - Shanshan Tang
- School of Biological Engineering, Dalian Polytechnic University, Dalian, China
| | - Dongyu Gu
- College of Marine Science and Environment, Dalian Ocean University, Dalian, China
| | - Jing Tian
- School of Biological Engineering, Dalian Polytechnic University, Dalian, China
| | - Dezhi Huang
- School of Light Industry and Chemical Engineering, Dalian Polytechnic University, Dalian, China
| | - Fei He
- State Key Laboratory Basis of Xinjiang Indigenous Medicinal Plants Resource Utilization, Xinjiang Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Urumqi, China
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Hoang SH, Dao H, Lam EM. A network pharmacology approach to elucidate the anti-inflammatory effects of ellagic acid. J Biomol Struct Dyn 2023:1-12. [PMID: 37522847 DOI: 10.1080/07391102.2023.2240417] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/11/2023] [Accepted: 07/17/2023] [Indexed: 08/01/2023]
Abstract
Ellagic acid (EA) is a naturally occurring polyphenolic compound found in various fruits and vegetables like strawberries, raspberries, pomegranates, and nuts such as pecans and walnuts. With its antioxidant properties, EA has shown potential health benefits, although further research is necessary to fully comprehend its effects, mechanisms, and safe and effective application as a complementary medicine. Notably, there is accumulating evidence of EA's anti-inflammatory effects; however, the precise underlying mechanism remains unclear. To investigate the anti-inflammatory properties of EA, a network pharmacology approach was employed. The study identified 52 inflammation-related targets of EA and revealed significant signaling pathways and relevant diseases associated with inflammation through GO and KEGG analysis. Furthermore, topological analysis identified 10 important targets, including AKT1, VEGFA, TNF, MAPK3, ALB, SELP, MMP9, MMP2, PTGS2, and ICAM1. Molecular docking and molecular dynamics simulations were conducted, indicating that AKT1, PTGS2, VEGFA, and MAPK3 are the most likely targets of EA, as evidenced by their molecular mechanics Poisson-Boltzmann surface area binding energy calculations. In summary, this study not only confirmed the anti-inflammatory effects of EA observed in previous research but also identified the most probable targets of EA.Communicated by Ramaswamy H. Sarma.
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Affiliation(s)
- Skyler H Hoang
- Department of Cell Biology and Neuroscience, Rutgers University, Piscataway, New Jersey, USA
| | - Hue Dao
- Department of Cell Biology and Neuroscience, Rutgers University, Piscataway, New Jersey, USA
| | - Emerson My Lam
- Faculty of Pharmacy, Ton Duc Thang University, Ho Chi Minh City, Vietnam
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Chen DQ, Wu J, Li P. Therapeutic mechanism and clinical application of Chinese herbal medicine against diabetic kidney disease. Front Pharmacol 2022; 13:1055296. [PMID: 36408255 PMCID: PMC9669587 DOI: 10.3389/fphar.2022.1055296] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2022] [Accepted: 10/24/2022] [Indexed: 12/25/2023] Open
Abstract
Diabetic kidney disease (DKD) is the major complications of type 1 and 2 diabetes, and is the predominant cause of chronic kidney disease and end-stage renal disease. The treatment of DKD normally consists of controlling blood glucose and improving kidney function. The blockade of renin-angiotensin-aldosterone system and the inhibition of sodium glucose cotransporter 2 (SGLT2) have become the first-line therapy of DKD, but such treatments have been difficult to effectively block continuous kidney function decline, eventually resulting in kidney failure and cardiovascular comorbidities. The complex mechanism of DKD highlights the importance of multiple therapeutic targets in treatment. Chinese herbal medicine (active compound, extract and formula) synergistically improves metabolism regulation, suppresses oxidative stress and inflammation, inhibits mitochondrial dysfunction, and regulates gut microbiota and related metabolism via modulating GLP-receptor, SGLT2, Sirt1/AMPK, AGE/RAGE, NF-κB, Nrf2, NLRP3, PGC-1α, and PINK1/Parkin pathways. Clinical trials prove the reliable evidences for Chinese herbal medicine against DKD, but more efforts are still needed to ensure the efficacy and safety of Chinese herbal medicine. Additionally, the ideal combined therapy of Chinese herbal medicine and conventional medicine normally yields more favorable benefits on DKD treatment, laying the foundation for novel strategies to treat DKD.
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Affiliation(s)
- Dan-Qian Chen
- Department of Emergency, China-Japan Friendship Hospital, Beijing, China
| | - Jun Wu
- Shandong College of Traditional Chinese Medicine, Yantai, Shandong, China
| | - Ping Li
- Beijing Key Lab for Immune-Mediated Inflammatory Diseases, Institute of Clinical Medical Sciences, China-Japan Friendship Hospital, Beijing, China
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Ashkar F, Bhullar KS, Wu J. The Effect of Polyphenols on Kidney Disease: Targeting Mitochondria. Nutrients 2022; 14:nu14153115. [PMID: 35956292 PMCID: PMC9370485 DOI: 10.3390/nu14153115] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2022] [Revised: 07/26/2022] [Accepted: 07/27/2022] [Indexed: 02/01/2023] Open
Abstract
Mitochondrial function, including oxidative phosphorylation (OXPHOS), mitochondrial biogenesis, and mitochondria dynamics, are essential for the maintenance of renal health. Through modulation of mitochondrial function, the kidneys are able to sustain or recover acute kidney injury (AKI), chronic kidney disease (CKD), nephrotoxicity, nephropathy, and ischemia perfusion. Therapeutic improvement in mitochondrial function in the kidneys is related to the regulation of adenosine triphosphate (ATP) production, free radicals scavenging, decline in apoptosis, and inflammation. Dietary antioxidants, notably polyphenols present in fruits, vegetables, and plants, have attracted attention as effective dietary and pharmacological interventions. Considerable evidence shows that polyphenols protect against mitochondrial damage in different experimental models of kidney disease. Mechanistically, polyphenols regulate the mitochondrial redox status, apoptosis, and multiple intercellular signaling pathways. Therefore, this review attempts to focus on the role of polyphenols in the prevention or treatment of kidney disease and explore the molecular mechanisms associated with their pharmacological activity.
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Affiliation(s)
| | | | - Jianping Wu
- Correspondence: ; Tel.: +1-780-492-6885; Fax: +1-780-492-8524
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