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Dou P, Liu L, Jin M, Huang J, Lekhooa RM, Ran X, Yan X. Black ginseng: a novel medicine for treating heart failure. Front Pharmacol 2024; 15:1429214. [PMID: 39092221 PMCID: PMC11291204 DOI: 10.3389/fphar.2024.1429214] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2024] [Accepted: 06/05/2024] [Indexed: 08/04/2024] Open
Abstract
Introduction: Black ginseng (BG) was processed by "steaming and drying" (generally nine times) repeatedly to produce "rare saponins" and secondary ginsenosides. Both ginseng (GS) and red ginseng (RG) were commonly used in treating heart failure (HF), and the latter was confirmed to be more potent, implying the presence of rare ginsenosides that contribute positively to the treatment of heart failure. Previous research indicated that rare ginsenosides are more abundant in BG than in RG. Consequently, this study aims to investigate the effects of BG and its components on HF to elucidate the active substances and their underlying mechanisms in the treatment of HF. Methods: The effects of BG and its fractions (water-eluted fraction (WEF), total saponin fraction (TSF), and alcohol-eluted fraction (AEF)) on rats with isoproterenol (ISO)-induced HF were explored, and steroids belonging to the hypothalamic-pituitary-adrenal (HPA) and hypothalamic-pituitary-gonadal (HPG) axes were determined quantitatively using the ultra-performance liquid chromatography-triple quadrupole tandem mass spectrometry (UPLC-QqQ-MS/MS) method. In addition, 16S rDNA sequencing was performed on the gut microbiota, followed by GC-MS analysis of short-chain fatty acids (SCFAs), and the biochemical indexes related to energy metabolism and the serum cyclic nucleotide system were also analyzed by ELISA. Results: Based on a thorough evaluation of energy metabolism and the endocrine system, it was observed that the effects of BG components on the hypothalamic-pituitary-thyroid (HPT) and HPA axes were more pronounced. Notably, the treatment efficacy of the low dose of the total saponin fraction (TSFL), water decoction (WD), and high dose of the polysaccharide fraction (PSFH) was superior based on pharmacodynamic indicators such as brain natriuretic peptide (BNP), creatine kinase (CK), and estradiol (E2)/T). Furthermore, the WD and BG components exhibited significant effects on androgens (T and androstenedione (A4)). The TSFL group exerts an anti-inflammatory effect by regulating Lactobacillus/Erysipelotrichales. The WD, PSFH, and TSFL may impact inflammatory cytokines through the gut microbiota (Lactobacillus/Erysipelotrichales) and their metabolites (acetate and butyrate), exerting an anti-inflammatory effect. Discussion: The BG and all its split components demonstrated varying levels of efficacy in alleviating HF, and TSF and PSF exhibited a significant protective effect on HF. The main active components in TSF were revealed to be ginsenosides Rk1, Rk3, 20-(S)-Rg3, and 20-(S)-Rh2 by the H9C2 cell experiment. The decoction of BG and its components exhibited a potent impact on androgen hormones, with an elevation trend. This phenomenon may be attributed to the activation of the eNOS-NO pathway through androgen regulation, thereby contributing to its anti-HF activities. The WD, PSFH, and TSFL may exert anti-inflammatory effects through the intestinal flora (Lactobacillaceae/Erysipelotrichaceae) and its metabolites (acetic acid and butyric acid), which affect the inflammatory factors. The different mechanisms of action of each component of HF also reflect the significance and necessity of the overall role of traditional Chinese medicine (TCM). Our research was the first to report that the E2/T is related to HF and can be used as an indicator to evaluate HF.
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Affiliation(s)
- Peiyuan Dou
- State Key Laboratory of Component-based Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin, China
| | - Linlin Liu
- College of Pharmacy, Liaoning University of Traditional Chinese Medicine, Dalian, China
| | - Mozhu Jin
- College of Pharmacy, Liaoning University of Traditional Chinese Medicine, Dalian, China
| | - Jing Huang
- State Key Laboratory of Component-based Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin, China
| | - Rose Makhotso Lekhooa
- Preclinical Drug Development Platform, Faculty of Health Sciences, North-West University, Potchefstroom, South Africa
| | - Xiaoku Ran
- College of Pharmacy, Liaoning University of Traditional Chinese Medicine, Dalian, China
| | - Xiaohui Yan
- State Key Laboratory of Component-based Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin, China
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ÇADIRCI K, KESKİN H, BAYRAK M, ÇARLIOĞLU A, CEYLAN ARIKAN Ş. Can Dehydroepiandrosterone-Sulphate be a New Diagnostic Parameter in Idiopathic Hypogonadotropic Hypogonadism? BEZMIALEM SCIENCE 2022. [DOI: 10.14235/bas.galenos.2021.6094] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Couly S, Goguadze N, Yasui Y, Kimura Y, Wang SM, Sharikadze N, Wu HE, Su TP. Knocking Out Sigma-1 Receptors Reveals Diverse Health Problems. Cell Mol Neurobiol 2022; 42:597-620. [PMID: 33095392 PMCID: PMC8062587 DOI: 10.1007/s10571-020-00983-3] [Citation(s) in RCA: 22] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2020] [Accepted: 10/14/2020] [Indexed: 02/07/2023]
Abstract
Sigma-1 receptor (Sig-1R) is a protein present in several organs such as brain, lung, and heart. In a cell, Sig-1R is mainly located across the membranes of the endoplasmic reticulum and more specifically at the mitochondria-associated membranes. Despite numerous studies showing that Sig-1R could be targeted to rescue several cellular mechanisms in different pathological conditions, less is known about its fundamental relevance. In this review, we report results from various studies and focus on the importance of Sig-1R in physiological conditions by comparing Sig-1R KO mice to wild-type mice in order to investigate the fundamental functions of Sig-1R. We note that the Sig-1R deletion induces cognitive, psychiatric, and motor dysfunctions, but also alters metabolism of heart. Finally, taken together, observations from different experiments demonstrate that those dysfunctions are correlated to poor regulation of ER and mitochondria metabolism altered by stress, which could occur with aging.
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Affiliation(s)
- Simon Couly
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA.
| | - Nino Goguadze
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Yuko Yasui
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Yuriko Kimura
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Shao-Ming Wang
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Nino Sharikadze
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Hsiang-En Wu
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
| | - Tsung-Ping Su
- Cellular Pathobiology Section, Integrative Neuroscience Branch, Intramural Research Program, National Institute on Drug Abuse, DHHS, IRP, NIH, Triad Technology Center 333 Cassell Drive, Baltimore, MD, 21224 NIH, USA
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Mancini A, Fuvuzzi AMR, Bruno C, Nicolazzi MA, Vergani E, Ciferri N, Silvestrini A, Meucci E, Nicolotti N, D'Assante R, Cittadini A. Anabolic Hormone Deficiencies in Heart Failure with Reduced or Preserved Ejection Fraction and Correlation with Plasma Total Antioxidant Capacity. Int J Endocrinol 2020; 2020:5798146. [PMID: 32411227 PMCID: PMC7199626 DOI: 10.1155/2020/5798146] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/28/2019] [Revised: 10/16/2019] [Accepted: 12/03/2019] [Indexed: 12/20/2022] Open
Abstract
BACKGROUND While anabolic hormone deficit is a common finding in heart failure with reduced ejection fraction (HFrEF), few data are available in heart failure with preserved ejection fraction (HFpEF). METHODS Blood samples were collected for metabolic (total cholesterol, HDL cholesterol, LDL cholesterol, creatinine, and glucose) and hormonal (IGF-1, DHEA-S, TSH, fT3, fT4, and T) determination, comparing 30 patients with HFpEF and 20 patients with HFrEF. Total antioxidant capacity was evaluated by using the spectrophotometric method using the latency time in the appearance of the radical species of a chromogen (LAG, sec) as a parameter proportional to antioxidant content of the sample. Echocardiographic parameters were also assessed in the two groups. RESULTS A high prevalence of testosterone (32% in HFrEF and 72% in HFpEF, p < 0.05) and DHEA-S deficiencies was observed in HFpEF patients. Echocardiographic parameters did not correlate with hormone values. A significant direct correlation between T (r 2 = 0.25, p < 0.05) and DHEA-S (r 2 = 0.19, p < 0.05) with LAG was observed only in HFpEF. CONCLUSION Anabolic hormone deficiency is clearly shown in HFpEF, as already known in HFrEF. Although longitudinal studies are required to confirm the prognostic value of this observation, our data suggest different mechanisms in modulating antioxidants in the two conditions, with possible therapeutic implications.
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Affiliation(s)
- Antonio Mancini
- Operative Unit of Endocrinology, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Angela Maria Rita Fuvuzzi
- Operative Unit of Internal Medicine and Vascular Diseases, Division of Internal Medicine and Cardiovascular Diseases, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Carmine Bruno
- Operative Unit of Endocrinology, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Maria Anna Nicolazzi
- Operative Unit of Internal Medicine and Vascular Diseases, Division of Internal Medicine and Cardiovascular Diseases, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Edoardo Vergani
- Operative Unit of Endocrinology, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Nunzia Ciferri
- Operative Unit of Endocrinology, Fondazione Policlinico Universitario A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Andrea Silvestrini
- Istituto di Biochimica e Biochimica Clinica, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Elisabetta Meucci
- Istituto di Biochimica e Biochimica Clinica, Università Cattolica del Sacro Cuore, Rome, Italy
| | - Nicola Nicolotti
- Medical Management, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
| | - Roberta D'Assante
- Department of Translational Medical Sciences, Federico II University of Naples, Naples, Italy
| | - Antonio Cittadini
- Department of Translational Medical Sciences, Federico II University of Naples, Naples, Italy
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Abstract
The cardiovascular system is particularly sensitive to androgens, but some controversies exist regarding the effect of testosterone on the heart. While among anabolic abusers, cases of sudden cardiac death have been described, recently it was reported that low serum level of testosterone was correlated with increased risk of cardiovascular diseases (CVD) and mortality rate. This review aims to evaluate the effect of testosterone on myocardial tissue function, coronary artery disease (CAD), and death. Low testosterone level is associated with increased incidence of CAD and mortality. Testosterone administration in hypogonadal elderly men and women has a positive effect on cardiovascular function and improved clinical outcomes and survival time. Although at supraphysiologic doses, androgen may have a toxic effect, and at physiological levels, testosterone is safe and exerts a beneficial effect on myocardial function including mechanisms at cellular and mitochondrial level. The interaction with free testosterone and estradiol should be considered. Further studies are necessary to better understand the interaction mechanisms for an optimal androgen therapy in CVD.
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Affiliation(s)
- Vittorio Emanuele Bianchi
- Clinical Center Stella Maris, Laboratory of Physiology of Exercise, Strada Rovereta 42, 47891, Falciano, Republic of San Marino.
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6
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Baird GL, Archer-Chicko C, Barr RG, Bluemke DA, Foderaro AE, Fritz JS, Hill NS, Kawut SM, Klinger JR, Lima JAC, Mullin CJ, Ouyang P, Palevsky HI, Palmisicano AJ, Pinder D, Preston IR, Roberts KE, Smith KA, Walsh T, Whittenhall M, Ventetuolo CE. Lower DHEA-S levels predict disease and worse outcomes in post-menopausal women with idiopathic, connective tissue disease- and congenital heart disease-associated pulmonary arterial hypertension. Eur Respir J 2018; 51:13993003.00467-2018. [PMID: 29954925 DOI: 10.1183/13993003.00467-2018] [Citation(s) in RCA: 47] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2018] [Accepted: 04/26/2018] [Indexed: 12/28/2022]
Abstract
High oestradiol (E2) and low dehydroepiandrosterone-sulfate (DHEA-S) levels are risk factors for pulmonary arterial hypertension (PAH) in men, but whether sex hormones are related to PAH in women is unknown.Post-menopausal women aged ≥55 years with PAH were matched by age and body mass index to women without cardiovascular disease. Plasma sex hormone levels were measured by immunoassay.Lower levels of DHEA-S (p<0.001) and higher levels of E2 (p=0.02) were associated with PAH. In PAH cases (n=112), lower DHEA-S levels were associated with worse haemodynamics (all p<0.01) and more right ventricular dilatation and dysfunction (both p=0.001). Lower DHEA-S levels were associated with shorter 6-min walking distance (6MWD) (p=0.01) and worse functional class (p=0.004). Each Ln(1 µg·dL-1) decrease in DHEA-S was associated with a doubling in the risk of death (hazard ratio 2.0, 95% CI 1.5-2.7; p<0.001). Higher levels of E2 were associated with shorter 6MWD (p=0.03) and worse functional class (p=0.01).High E2 and low DHEA-S levels are associated with the risk and severity of PAH in post-menopausal women. Hormonal modulation should be studied as a treatment strategy in PAH.
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Affiliation(s)
- Grayson L Baird
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Christine Archer-Chicko
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - R Graham Barr
- Dept of Medicine, College of Physicians and Surgeons, Columbia University, New York, NY, USA
| | - David A Bluemke
- Dept of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA
| | - Andrew E Foderaro
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Jason S Fritz
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Nicholas S Hill
- Dept of Medicine, Tufts Medical Center, Tufts University School of Medicine, Boston, MA, USA
| | - Steven M Kawut
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.,Center for Clinical Epidemiology and Biostatistics, Philadelphia, PA, USA.,Penn Cardiovascular Institute, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - James R Klinger
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Joao A C Lima
- Dept of Medicine, Johns Hopkins School of Medicine, Baltimore, MD, USA
| | - Christopher J Mullin
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Pamela Ouyang
- Dept of Medicine, Johns Hopkins School of Medicine, Baltimore, MD, USA
| | - Harold I Palevsky
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Amy J Palmisicano
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Diane Pinder
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Ioana R Preston
- Dept of Medicine, Tufts Medical Center, Tufts University School of Medicine, Boston, MA, USA
| | - Kari E Roberts
- Dept of Medicine, Tufts Medical Center, Tufts University School of Medicine, Boston, MA, USA
| | - K Akaya Smith
- Dept of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.,Penn Cardiovascular Institute, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Thomas Walsh
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Mary Whittenhall
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA
| | - Corey E Ventetuolo
- Dept of Medicine, Alpert Medical School of Brown University, Providence, RI, USA.,Dept of Health Services, Policy and Practice, Brown University, Providence, RI, USA
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7
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Yoo J, Miyamoto Y, Ryff CD. Positive affect, social connectedness, and healthy biomarkers in Japan and the U.S. ACTA ACUST UNITED AC 2016; 16:1137-1146. [PMID: 27348497 DOI: 10.1037/emo0000200] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
Previous studies have shown that positive affect (PA) and social connectedness predict better health in the United States (U.S.). However, the relevance of such findings for other cultural contexts has been largely ignored. The present study investigated the interplay of PA, social connectedness, and health using large probability samples of Japanese and U.S. adults. Health was measured objectively with biomarkers that represent well-functioning physiological systems: HDL (high-density lipoprotein) and DHEA-S (dehydroepiandrosterone-sulfate). Lower levels of both biomarkers (i.e., less healthy biomarker profile) were found among those in Japan who reported high PA in combination with low social connectedness. In the U.S., the general pattern was that those with greater PA showed healthier HDL levels regardless of social connectedness. The findings highlight cultural variations in the health implications of how PA and social connectedness come together. (PsycINFO Database Record
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Affiliation(s)
- Jiah Yoo
- Department of Psychology, University of Wisconsin
| | | | - Carol D Ryff
- Department of Psychology, University of Wisconsin
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Dolomatov SI, Zukow W, Atmazhov ID, Muszkieta R, Skaliy A. The use of hormones indicators in human saliva in diagnosing parodontitis in pregnant women. INDIAN JOURNAL OF HUMAN GENETICS 2012; 18:305-9. [PMID: 23716938 PMCID: PMC3656519 DOI: 10.4103/0971-6866.107982] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 11/14/2022]
Abstract
AIMS The purpose of this work- was to study the dynamics of biochemical parameters of human saliva and analyze the features of the chemical composition of the saliva of women with abnormal pregnancy and in periodontitis against pregnancy. MATERIALS AND METHODS THE STUDY INCLUDED FOUR GROUPS OF WOMEN: a control group of nonpregnant women of childbearing age (10), pregnant women with physiological pregnancy (24-28 weeks) without any signs of periodontal disease (10), pregnant with a generalized periodontitis I--II degrees in remission (10), women with pathological pregnancy with no signs of periodontal inflammation (10). In each of the groups over two samples of saliva were collected, the first collection of saliva in the morning on an empty stomach. Then mouthwash 0.9% sodium chloride solution was assigned and after 30 minutes the second portion of saliva. By enzyme immunoassay in samples of saliva of control groups of nonpregnant and pregnant women, as well as women with signs of a pathological course of pregnancy, the content of estriol, testosterone, and dehydroepiandrosterone sulfate was determined. STATISTICAL ANALYSIS USED Statistical data analysis was performed by the standard technique using Student's t-test. RESULTS The results of biochemical analysis of saliva samples collected before rinsing the mouth with saline in groups of healthy nonpregnant and pregnant women were compared. It was established that during pregnancy the concentration of salivary estriol increases, but in pregnant women with periodontitis, the amount of this hormone in the saliva was significantly reduced. The highest content of testosterone in saliva samples, observed in healthy pregnant women, was significantly higher than nonpregnant women. In pregnant women with periodontitis concentration of testosterone in saliva is reduced, while remaining significantly higher than its level in the saliva of nonpregnant women. The highest concentration of testosterone is observed in the saliva of healthy pregnant women with periodontitis, but the smallest concentration of testosterone is found in the saliva of nonpregnant women. Also the nonpregnant group has the lowest levels of DHEA in pregnancy, and its content increases almost threefold when periodontal disease further grows. CONCLUSIONS It was established that periodontitis against pregnancy is characterized by higher levels of salivary DHEA sulfate and lower estriol, compared with a control group of pregnant women.
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Affiliation(s)
- S. I. Dolomatov
- Department of Biology, Odessa State Environmental University, Odessa, Ukraine
| | - W. Zukow
- Department of Health and Physical Culture, University of Economy, Bydgoszcz, Poland
| | - I. D. Atmazhov
- Medical Department, Odessa State Medical University, Odessa, Ukraine
| | - R. Muszkieta
- Department of Health, Physical Culture and Tourism, Kazimerz Wielki University, Bydgoszcz, Poland
| | - A. Skaliy
- Department of Health and Physical Culture, University of Economy, Bydgoszcz, Poland
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9
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Vitamin D deficiency parallels inflammation and immune activation, the Ludwigshafen Risk and Cardiovascular Health (LURIC) study. Clin Chem Lab Med 2012; 50:2205-12. [DOI: 10.1515/cclm-2012-0157] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2012] [Accepted: 06/14/2012] [Indexed: 01/20/2023]
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10
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Wu HY, Wang XF, Wang JH, Li JY. Testosterone level and mortality in elderly men with systolic chronic heart failure. Asian J Androl 2011; 13:759-63. [PMID: 21685923 DOI: 10.1038/aja.2011.26] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022] Open
Abstract
Previous studies on the prognostic significance of serum levels of androgens in patients with chronic heart failure (CHF) have yielded conflicting results. The aim of this study was to examine the relationship between serum concentration of testosterone and mortality in men with systolic CHF. A total of 175 elderly men (age ≥ 60 years) with CHF were recruited. Total testosterone (TT) and sex hormone-binding globulin (SHBG) were measured, and estimated free testosterone (eFT) was calculated. The median follow-up time was 3.46 years. Of these patients, 17 had a TT level below 8 nmol l⁻¹ (230 ng dl⁻¹), 27 had an eFT level below 0.225 nmol l⁻¹ (65 pg ml⁻¹) and 12 had both. Using the age-specific tenth percentiles of TT and eFT in healthy men in our laboratory as cutoff points, the prevalences of TT and eFT deficiency was 21.7% (38/175) and 27.4% (48/175), respectively. Both TT and eFT were inversely associated with left ventricular ejection fraction (LVEF) and N-terminal pro-brain natriuretic peptide (NT-pro-BNP) (all P<0.01). Kaplan-Meier curves for patients in low, medium and high tertiles according to TT and eFT level showed significantly different cumulative survival rate (both P<0.01 by log-rank test). However, after adjustment for clinical variables, there were no significant associations of either TT or eFT levels with survival time (OR=0.97, 95% CI: 0.84-1.12, P=0.28 and OR=0.92, 95% CI: 0.82-1.06, P=0.14, respectively). Our study showed that levels of TT and eFT are commonly decreased in elderly patients with systolic CHF and related to disease severity, but they are not independent predictors for mortality.
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Affiliation(s)
- Hai-Yun Wu
- Institute of Geriatric Cardiology, Chinese PLA General Hospital, Beijing 100853, China
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11
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Kwok T, Ohlsson C, Vandenput L, Tang N, Zhang YF, Tomlinson B, Leung PC. ACE inhibitor use was associated with lower serum dehydroepiandrosterone concentrations in older men. Clin Chim Acta 2010; 411:1122-5. [PMID: 20403346 DOI: 10.1016/j.cca.2010.04.011] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/08/2009] [Revised: 04/12/2010] [Accepted: 04/13/2010] [Indexed: 11/28/2022]
Abstract
CONTEXT Angiotensin converting enzyme (ACE) activity may influence the production of adrenal androgen precursors and testosterone. Use of ACE inhibitors may therefore have an influence on serum sex hormone concentrations in older men. DESIGN AND METHODS 1486 out of 2,000 community-dwelling Chinese men aged 65years who participated in a cohort study were randomly selected to have archived fasting morning serum analyzed for androgen precursors and sex hormones. DNA was extracted from whole blood and analyzed for ACE gene I/D polymorphism. RESULTS Subjects with the ACE gene D allele (higher ACE activity) had higher serum dehydroepiandrosterone (DHEA) sulphate and DHEA than those with I/I genotype (P=0.014 and 0.018 respectively, Mann Whitney test). These differences were not significant after Bonferroni correction. Among those with history of hypertension, but without diabetes mellitus or cardiac failure, users of ACE inhibitors had significantly lower serum DHEA (median 1.78 versus 1.49ng/ml in non-users, P=0.0074, Mann Whitney test) and also tended to have lower serum androstenedione and androst-5-ene-3beta,17beta-diol (0.68 versus 0.72ng/ml in non-users; 552.4 versus 624.1pg/ml respectively, both P values <0.05). Serum testosterone and estradiol were not significantly changed. CONCLUSIONS ACE inhibitor use was associated with lower serum DHEA in older men.
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Affiliation(s)
- T Kwok
- Department of Medicine and Therapeutics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, Hong Kong, China.
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12
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Cheng HH, Hu XJ, Ruan QR. Dehydroepiandrosterone anti-atherogenesis effect is not via its conversion to estrogen. Acta Pharmacol Sin 2009; 30:42-53. [PMID: 19060916 PMCID: PMC4006531 DOI: 10.1038/aps.2008.2] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2008] [Accepted: 07/28/2008] [Indexed: 12/26/2022] Open
Abstract
AIM This study was conducted to demonstrate the anti-atherosclerotic effect of dehydroepiandrosterone (DHEA) and to investigate its possible mechanisms and whether this effect is related to its conversion to estrogen. METHODS Forty male New Zealand White rabbits aged 3 months were divided into 5 groups (n=8 per group) and fed different diets for 10 weeks. Serum lipid levels, the area of atherosclerotic lesions and the mRNA levels of monocyte chemoattractant protein-1 (MCP-1) and vascular cell adhesion molecule-1 (VCAM-1) in aortic lesions were measured. Then cultured vascular smooth muscle cells (VSMCs) stimulated by oxidized low density lipoprotein-cholesterol (ox-LDL) were treated by DHEA. The gene and protein expression levels of MCP-1 and VCAM-1 in VSMCs was detected. The plasmid with or without the gene of cytochrome P450 aromatase (CYP19) was transient transfected into cultured VSMCs respectively. Twenty hours later, the cells were stimulated with ox-LDL and DHEA. RESULTS DHEA could obviously decrease the area of atherosclerotic lesions and the expressions of MCP-1 and VCAM-1 in aortic lesions. But all-trans retinoic acid (atRA) which was reported would limit restenosis after balloon angioplasty had no visible synergistic effect with DHEA. DHEA could also reduce ox-LDL-induced MCP-1 and VCAM-1 expression in untransfected or transfected VSMCs. CONCLUSION The anti-atherosclerotic effect of DHEA had nothing to do with the catalysis of cytochrome P450 aromatase (CYP19), or was not related to its conversion to estrogen.
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Affiliation(s)
- Heng-hui Cheng
- Institude of Pathology, Tongji Hospital, Huazhong University of Science and Technology, Wuhan 430030, China
| | - Xiao-jing Hu
- Institude of Pathology, Tongji Hospital, Huazhong University of Science and Technology, Wuhan 430030, China
| | - Qiu-rong Ruan
- Institude of Pathology, Tongji Hospital, Huazhong University of Science and Technology, Wuhan 430030, China
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Iwasaki T, Mukasa K, Yoneda M, Ito S, Yamada Y, Mori Y, Fujisawa N, Fujisawa T, Wada K, Sekihara H, Nakajima A. Marked attenuation of production of collagen type I from cardiac fibroblasts by dehydroepiandrosterone. Am J Physiol Endocrinol Metab 2005; 288:E1222-8. [PMID: 15657092 DOI: 10.1152/ajpendo.00370.2004] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Dehydroepiandrosterone (DHEA) is a type of adrenal steroid. The concentrations of DHEA and its sulfate (DHEA-S) in serum reach a peak between the ages of 25 and 30 yr and thereafter decline steadily. It was reported that DHEA-S concentration in humans is inversely related to death from cardiovascular diseases. In this study, we examined the effects of DHEA on regulation of collagen mRNA and collagen synthesis in cultured cardiac fibroblasts. Treatment with DHEA (10(-6) M) resulted in a significant decrease in procollagen type I mRNA expression compared with controls. This was accompanied by a significant decrease in procollagen type I protein accumulation in the medium and also a significant decrease in procollagen type I protein synthesis in the cellular matrix. Furthermore, to confirm in vitro results, we administered DHEA to Sprague-Dawley rats, which were treated with angiotensin II for 8 wk to induce cardiac damage. Procollagen type I mRNA expression was significantly decreased and cardiac fibrosis significantly inhibited in DHEA-treated rat hearts without lowering the systolic blood pressure. These results strongly indicate that DHEA can directly attenuate collagen type I synthesis at the transcriptional level in vivo and in vitro in cardiac fibroblasts.
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Affiliation(s)
- Tomoyuki Iwasaki
- Division of Endocrinology and Metabolism, Yokohama City Univ. Graduate School of Medicine, 3-9 Fuku-ura, Kanazawa-ku, Yokohama 236-0004, Japan
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14
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Martina V, Origlia C, Bruno GA, Messina M, Ferri M, Pescarmona GP. Serum DHEAS levels correlate with platelet cGMP in normal women. J Endocrinol Invest 2001; 24:RC28-30. [PMID: 11765058 DOI: 10.1007/bf03343922] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Several studies suggest that DHEAS is a protective factor against atherosclerosis and coronary artery disease in man, but the mechanism of its biological role is unclear. Recently, it has been suggested that DHEAS can retard atherosclerosis formation through an increase in nitric oxide (NO) production by increasing E2 synthesis. The aim of the study was to evaluate the platelet cGMP concentrations (i.e. a marker of NO production) and the serum levels of DHEAS and E2 in normal females. Blood samples were taken from 51 normal women (age 42.3+/-1.9 yr, range: 22-67 yr, BMI 23.0+/-0.6 kg/m2) to evaluate platelet cGMP concentrations and serum levels of DHEAS and E2. To determine the platelet cGMP content, platelet rich plasma (PRP) was incubated at 37 C (30 min) in the presence of IBMX. The amount of platelet cGMP was measured by a cGMP (3H) assay kit. In all subjects the mean of platelet cGMP was 536.2+/-45.3 fmol/10(6) platelets and the mean of serum DHEAS and E2 was 151.4+/-13.9 microg/dl and 34.7+/-6.1 pg/ml, respectively. In all subjects DHEAS positively correlates with cGMP (p<0.001, r=0.513) and with E2 (p<0.001, r=0.650); furthermore E2 positively correlates with cGMP (p<0.001, r=0.663). In conclusion our data support the hypothesis that DHEAS exerts its antiatherogenic effect by increasing the NO production directly and/or by increasing the E2 synthesis.
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Affiliation(s)
- V Martina
- Department of Internal Medicine, University of Turin, Italy.
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15
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Mazat L, Lafont S, Berr C, Debuire B, Tessier JF, Dartigues JF, Baulieu EE. Prospective measurements of dehydroepiandrosterone sulfate in a cohort of elderly subjects: relationship to gender, subjective health, smoking habits, and 10-year mortality. Proc Natl Acad Sci U S A 2001; 98:8145-50. [PMID: 11427700 PMCID: PMC35482 DOI: 10.1073/pnas.121177998] [Citation(s) in RCA: 127] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
The decrease with age of the adrenal-secreted dehydroepiandrosterone sulfate (DHEAS) in serum has suggested that it may be causally related to longevity. For the PAQUID [People (Personnes) Aged (Agées) About What (Quid, in Latin)] cohort of elderly subjects, we have previously reported higher DHEAS in men than in women, a decrease with age and, among men, a negative correlation between the DHEAS level and mortality at 2 and 4 years. Here, with an 8-year followup in 290 subjects, we show a global decrease of 2.3% per year for men and 3.9% per year for women. However, in approximately 30% of cases, there was an increase of DHEAS. We observed no relationship between the evolution of DHEAS level and functional, psychological, and mental status, possibly because of selection by death. In women, no association was found between mortality and DHEAS level. In men, the relative risk (RR) of death was higher for the lowest levels of DHEAS (RR = 1.9, P = 0.007), with RR = 6.5, P = 0.003 for those under 70 years old, a result indicating heterogeneity of the population. There was an effect of subjective health on mortality that disappeared after adjustment of DHEAS levels, suggesting its relation with these DHEAS levels. Death RR was much higher in smokers with a low DHEAS level than in nonsmokers with high DHEAS (RR = 6.7, P = 0.001). We submit that the involvement of DHEAS is possibly different according to gender, that association between low DHEAS level and mortality only for men under 70 years old possibly reflects heterogeneity of the population, and that DHEAS level is a reliable predictor of death in male smokers.
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Affiliation(s)
- L Mazat
- Institut National de la Santé et de la Recherche Médicale U330, Epidémiologie, Santé Publique et Développement, Université de Bordeaux II, 146, Rue Léo Saignat, 33076 Bordeaux Cedex, France.
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