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Jin Y, Wu C, Chen W, Li J, Jiang H. Gestational diabetes and risk of perinatal depression in low- and middle-income countries: a meta-analysis. Front Psychiatry 2024; 15:1331415. [PMID: 38414505 PMCID: PMC10897974 DOI: 10.3389/fpsyt.2024.1331415] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/01/2023] [Accepted: 01/24/2024] [Indexed: 02/29/2024] Open
Abstract
Background The relationship between gestational diabetes (GDM) and the risk of depression has been thoroughly investigated in high-income countries on their financial basis, while it is largely unexplored in low- and middle- income countries. This meta-analysis aims to assess how GDM influences the risk of perinatal depression by searching multiple electronic databases for studies measuring the odds ratios between them in low- and middle-income countries. Methods Two independent reviewers searched multiple electronic databases for studies that investigated GDM and perinatal mental disorders on August 31, 2023. Pooled odds ratios (ORs) and confidence intervals (CIs) were calculated using the random effect model. Subgroup analyses were further conducted based on the type of study design and country income level. Results In total, 16 observational studies met the inclusion criteria. Only the number of studies on depression (n=10) satisfied the conditions to conduct a meta-analysis, showing the relationship between mental illness and GDM has been overlooked in low- and middle-income countries. Evidence shows an elevated risk of perinatal depression in women with GDM (pooled OR 1.92; 95% CI 1.24, 2.97; 10 studies). The increased risk of perinatal depression in patients with GDM was not significantly different between cross-sectional and prospective design. Country income level is a significant factor that adversely influences the risk of perinatal depression in GDM patients. Conclusion Our findings suggested that women with GDM are vulnerable to perinatal depressive symptoms, and a deeper understanding of potential risk factors and mechanisms may help inform strategies aimed at prevention of exposure to these complications during pregnancy.
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Affiliation(s)
- Yuqing Jin
- Affiliated Mental Health Center & Hangzhou Seventh People’s Hospital and School of Brain Science and Brain Medicine, Zhejiang University School of Medicine, Hangzhou, China
- Research Center for Healthcare Data Science, Zhejiang Laboratory, Hangzhou, China
| | - Chengkai Wu
- Research Center for Healthcare Data Science, Zhejiang Laboratory, Hangzhou, China
| | - Wanlin Chen
- Department of Psychology and Behavioral Sciences, Zhejiang University, Hangzhou, Zhejiang, China
| | - Jingsong Li
- Research Center for Healthcare Data Science, Zhejiang Laboratory, Hangzhou, China
- Engineering Research Center of Electronic Medical Record (EMR) and Intelligent Expert System, Ministry of Education, College of Biomedical Engineering and Instrument Science, Zhejiang University, Hangzhou, China
| | - Haiteng Jiang
- Affiliated Mental Health Center & Hangzhou Seventh People’s Hospital and School of Brain Science and Brain Medicine, Zhejiang University School of Medicine, Hangzhou, China
- Liangzhu Laboratory, Ministry of Education (MOE) Frontier Science Center for Brain Science and Brain-machine Integration, State Key Laboratory of Brain-machine Intelligence, Zhejiang University, Hangzhou, China
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2
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Zheng S, Wang Z, Yang L, Zhang X. Clinical correlates and thyroid hormones of metabolic syndrome in first-episode and drug-naïve major depressive disorder outpatients with and without hyperglycemia: a comprehensive cross-sectional study. BMC Psychiatry 2023; 23:649. [PMID: 37667222 PMCID: PMC10478374 DOI: 10.1186/s12888-023-05150-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/20/2023] [Accepted: 08/28/2023] [Indexed: 09/06/2023] Open
Abstract
Hyperglycemia and metabolic syndrome (MetS) are common in patients with major depressive disorder (MDD). This study aimed to explore the prevalence and clinical factors of MetS in first-episode and drug-naïve MDD (FEDND) patients with and without hyperglycemia. A total of 1,718 FEDND patients' symptoms were assessed using the Hamilton Depression Scale (HAMD), Hamilton Anxiety Scale (HAMA), and positive subscale of the Positive and Negative Syndrome Scale (PANSS). Blood glucose levels, metabolic index, and thyroid hormones were measured during fasting. The prevalence of MetS in FEDND patients with hyperglycemia was 35.67 times higher than in FEDND patients without hyperglycemia. FEDND patients with MetS were older, had later age of onset, and were predominantly married than those without MetS (p < 0.05). Among FEDND patients without hyperglycemia, suicide attempts, severe anxiety, HAMD, HAMA, PANSS subscale scores, thyroid stimulating hormone, antithyroglobulin, and total cholesterol levels were all higher in patients with MetS than those without MetS (all p < 0.05). In FEDND patients without hyperglycemia, the combination of age and TgAb distinguished those patients with and without MetS. Our results suggest a high prevalence of MetS in FEDND patients with hyperglycemia. Several clinical variables and thyroid function-related hormones impact MetS in patients with FEDND.
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Affiliation(s)
- Siyang Zheng
- College of Basic Medical Sciences, Dalian Medical University, Dalian, 116044, China
| | - Zhiyang Wang
- College of Basic Medical Sciences, Dalian Medical University, Dalian, 116044, China
| | - Limin Yang
- School of Medicine, Dalian University, Dalian, 116622, Liaoning, China.
| | - Xiangyang Zhang
- CAS Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, Beijing, 100101, China.
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Zhu X, Liu H, Deng Z, Yan C, Liu Y, Yin X. Hesperidin Exerts Anxiolytic-like Effects in Rats with Streptozotocin- Induced Diabetes via PKA/CREB Signaling. Curr Mol Pharmacol 2023; 16:91-100. [PMID: 35289260 DOI: 10.2174/1573413718666220314140848] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2021] [Revised: 12/16/2021] [Accepted: 12/29/2021] [Indexed: 11/22/2022]
Abstract
BACKGROUND The mechanisms underlying synaptic injury and anxiety-like behavioral changes caused by diabetes and the strategies to reverse these changes are not well understood. OBJECTIVES This study examined the neuroprotective effects of hesperidin on anxiety-like behaviors in diabetic rats and investigated the underlying mechanisms from the perspective of the PKA/CREB pathway. METHODS Rats with streptozotocin-induced diabetes were treated orally with hesperidin (50 and 150 mg/kg) for 10 weeks. The elevated plus maze (EPM), hole board test (HBT), and marbleburying test (MBT) were used to assess anxiety-like behaviors. We further examined the effects of hesperidin on the PKA/CREB pathway in vivo and in vitro. RESULTS The results show that supplementation with hesperidin exerted anxiolytic effects on the diabetic rats, as evidenced by increased percentages of open arm entries and time spent in the open arms in the EPM; decreased numbers of hole visits in the HBT; decreased numbers of marbles buried; and increased expression of PKA, CREB, BDNF, and synaptic proteins in the amygdala and hippocampus of diabetic rats. Hesperidin was found to reverse the imbalance in the PKA/CREB/BDNF pathway. In vitro, we found that the PKA inhibitor H89 reversed the protective effects of hesperidin against cell injury and reversed the HG-induced expression of PKA, pCREB/CREB, and BDNF. CONCLUSION Our results demonstrated that hesperidin could ameliorate the anxiety-like behaviors of diabetic rats and that activating the PKA/CREB/BDNF pathway contributed to the beneficial effects. This study may provide important insights into the mechanisms underlying anxiety-like behaviors in diabetes and identify new therapeutic targets for clinical treatment.
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Affiliation(s)
- Xia Zhu
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
| | - Haiyan Liu
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
| | - Zongli Deng
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
| | - Chuanzhi Yan
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
| | - Yaowu Liu
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
| | - Xiaoxing Yin
- Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy, Xuzhou Medical University, Xuzhou, Jiangsu Province 221004, China
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4
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Richter A, Stapel B, Heitland I, Westhoff-Bleck M, Ponimaskin E, Stubbs B, Lichtinghagen R, Hartung D, Kahl KG. Epicardial adipose tissue and adrenal gland volume in patients with borderline personality disorder. J Psychiatr Res 2021; 144:323-330. [PMID: 34715600 DOI: 10.1016/j.jpsychires.2021.10.039] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/07/2021] [Revised: 10/19/2021] [Accepted: 10/21/2021] [Indexed: 11/25/2022]
Abstract
Borderline personality disorder (BPD) is associated with an elevated mortality risk that is partially attributed to suicide, but few studies examined other possible causes of premature death. The present study compared epicardial adipose tissue (EAT) volume as a known early predictor of premature cardiovascular morbidity, cardiovascular risk indices, and adrenal gland volume (AGV) as an indicator for chronic hypothalamus-pituitary-adrenal (HPA) axis activation in females with borderline personality disorder (BPD), major depressive disorder (MDD) and in healthy individuals. Twenty-eight patients with BPD comorbid with MDD (BPD/MDD), 22 MDD patients and 26 healthy females (CTRL) of comparable age were included. EAT and AGV were assessed by magnetic resonance tomography; 10-year cardiovascular risk and diabetes risk were determined by PROCAM and FINDRISK score; metabolic syndrome was defined following National Cholesterol Education Adult Treatment Panel III R (NCEP/ATP III) criteria. MADRS was used to assess depression severity. After adjustment for age, body mass index (BMI), and physical activity, EAT and AGV were significantly increased in BPD/MDD compared to MDD and CTRL. EAT and AGV displayed a positive correlation. Finally, diabetes risk in BPD/MDD was elevated compared to CTRL and MDD. The present study highlights the increased cardiometabolic risk of BPD patients. We identify EAT accumulation as an early predictor and potential mediator of cardiovascular disease in BPD that appears to be driven at least in part by HPA axis dysregulation. Therefore, interventions that reduce EAT volume (i.e. exercise and diet) should be considered in the clinical management of BPD.
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Affiliation(s)
- A Richter
- Department of Psychiatry, Social Psychiatry and Psychotherapy, Hannover Medical School, Hannover, Germany
| | - B Stapel
- Department of Psychiatry, Social Psychiatry and Psychotherapy, Hannover Medical School, Hannover, Germany.
| | - I Heitland
- Department of Psychiatry, Social Psychiatry and Psychotherapy, Hannover Medical School, Hannover, Germany
| | - M Westhoff-Bleck
- Department of Cardiology and Angiology, Hannover Medical School, Hannover, Germany
| | - E Ponimaskin
- Institute of Cellular Neurophysiology, Hannover Medical School, Hannover, Germany
| | - B Stubbs
- Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK; Maudsley NHS Foundation Trust, London, UK
| | - R Lichtinghagen
- Institute of Clinical Chemistry, Hannover Medical School, Hannover, Germany
| | - D Hartung
- Institute for Diagnostic and Interventional Radiology, Hannover Medical School, Hannover, Germany
| | - K G Kahl
- Department of Psychiatry, Social Psychiatry and Psychotherapy, Hannover Medical School, Hannover, Germany
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5
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Dias JP, Joseph JJ, Kluwe B, Zhao S, Shardell M, Seeman T, Needham BL, Wand GS, Kline D, Brock G, Castro-Diehl C, Golden SH. The longitudinal association of changes in diurnal cortisol features with fasting glucose: MESA. Psychoneuroendocrinology 2020; 119:104698. [PMID: 32674946 PMCID: PMC8046490 DOI: 10.1016/j.psyneuen.2020.104698] [Citation(s) in RCA: 18] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/31/2019] [Revised: 03/26/2020] [Accepted: 04/21/2020] [Indexed: 12/15/2022]
Abstract
Little is known about the longitudinal association between fasting glucose (FG) and the diurnal cortisol profile among those with normal fasting glucose (NFG), impaired fasting glucose (IFG) and diabetes. To assess the temporality of the relationship between cortisol and glucose, we examined the association of: A) change (Δ) in diurnal cortisol curve features with ΔFG; B) prior annual percent change in FG with diurnal cortisol curve features; and C) baseline cortisol curve features with ΔFG over 6 years among participants with NFG, IFG and diabetes in the Multi-Ethnic Study of Atherosclerosis. The main outcome measures were: A) 6-year ΔFG (n = 512); B) diurnal cortisol curve features (wake-up cortisol levels, cortisol awakening response, total area under the curve, overall decline slope and bedtime cortisol) (n = 1275); and C) 6-year ΔFG (n = 700). After full multivariable adjustment among participants with diabetes, each annual percent change increase in wake-up cortisol, total area under the curve (AUC), and overall decline slope was associated with a significant increase in FG over 6 years in all models (all p < 0.05). A 1% prior annual increase in FG was associated with a 2.8 % lower (-2.8 %; 95 % CI: -5.3 % to -0.4 %) bedtime cortisol among participants with NFG at baseline. A 1 % flatter overall decline slope was associated with a 0.19 % increase in subsequent annual % change in FG over 6 years among participants with diabetes. Among participants with diabetes there was a positive association of change in wake-up cortisol, total AUC and overall decline slope with change in FG. Baseline overall decline slope was positively associated with change in FG among the baseline diabetes group. These results suggest a detrimental role of cortisol contributing to glycemia among individuals with diabetes.
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Affiliation(s)
- Jenny Pena Dias
- Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, United States
| | - Joshua J. Joseph
- Department of Internal Medicine, The Ohio State University Wexner Medical Center, Columbus, OH, United States,Corresponding author at: Department of Internal Medicine, The Ohio State University Wexner Medical Center, 579 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, United States. (J.J. Joseph)
| | - Bjorn Kluwe
- Department of Internal Medicine, The Ohio State University Wexner Medical Center, Columbus, OH, United States
| | - Songzhu Zhao
- Department of Internal Medicine, The Ohio State University Wexner Medical Center, Columbus, OH, United States,Department of Biomedical Informatics, Center for Biostatistics, The Ohio State University College of Medicine
| | - Michelle Shardell
- Institute for Genome Sciences, Department of Epidemiology and Public Health, University of Maryland School of Medicine,National Institute on Aging, NIH, Baltimore, MD, United States
| | - Teresa Seeman
- Division of Geriatrics, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA, United States
| | - Belinda L. Needham
- Department of Epidemiology, University of Michigan, Ann Arbor, MI, United States
| | - Gary S. Wand
- Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, United States
| | - David Kline
- Department of Internal Medicine, The Ohio State University Wexner Medical Center, Columbus, OH, United States,Department of Biomedical Informatics, Center for Biostatistics, The Ohio State University College of Medicine
| | - Guy Brock
- Department of Internal Medicine, The Ohio State University Wexner Medical Center, Columbus, OH, United States,Department of Biomedical Informatics, Center for Biostatistics, The Ohio State University College of Medicine
| | - Cecilia Castro-Diehl
- Section of Preventive Medicine and Epidemiology, Boston University, Boston, MA, United States
| | - Sherita Hill Golden
- Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, United States
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6
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Montalvo I, González-Rodríguez A, Cabezas Á, Gutiérrez-Zotes A, Solé M, Algora MJ, Ortega L, Martorell L, Sánchez-Gistau V, Vilella E, Labad J. Glycated Haemoglobin Is Associated With Poorer Cognitive Performance in Patients With Recent-Onset Psychosis. Front Psychiatry 2020; 11:455. [PMID: 32528326 PMCID: PMC7262729 DOI: 10.3389/fpsyt.2020.00455] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/25/2020] [Accepted: 05/05/2020] [Indexed: 12/18/2022] Open
Abstract
BACKGROUND Glucose abnormalities and cognitive alterations are present before the onset of schizophrenia. We aimed to study whether glucose metabolism parameters are associated with cognitive functioning in recent-onset psychosis (ROP) patients while adjusting for hypothalamic-pituitary adrenal (HPA) axis measures. METHODS Sixty ROP outpatients and 50 healthy subjects (HS) were studied. Cognitive function was assessed with the MATRICS Consensus Cognitive Battery. Glycated haemoglobin (HbA1c), glucose, insulin, and C-peptide levels were determined in plasma. The HOMA-insulin resistance index was calculated. Salivary samples were obtained at home on another day to assess the cortisol awakening response and cortisol levels during the day. Univariate analyses were conducted to explore the association between glucose metabolism parameters and cognitive tasks. For those parameters that were more clearly associated with the cognitive outcome, multiple linear regression analyses were conducted to adjust for covariates. Each cognitive task was considered the dependent variable. Covariates were age, sex, education level, diagnosis, antipsychotic and benzodiazepine treatment, body mass index (BMI), smoking, and HPA axis measures. Potential interactions between diagnosis and glucose parameters were tested. RESULTS There were no significant differences in HPA axis measures or glucose parameters, with the exception of C-peptide (that was higher in ROP patients), between groups. ROP patients had a lower performance than HS in all cognitive tasks (p < 0.01 for all tasks). Of all glucose metabolism parameters, HbA1c levels were more clearly associated with cognitive impairment in cognitive tasks dealing with executive functions and visual memory in both ROP patients and HS. Multivariate analyses found a significant negative association between HbA1c and cognitive functioning in five cognitive tasks dealing with executive functions, visual memory and attention/vigilance (a ROP diagnosis by HbA1c negative interaction was found in this latter cognitive domain, suggesting that HBA1c levels are associated with impaired attention only in ROP patients). CONCLUSIONS Our study found that HbA1c was negatively associated with cognitive functioning in both ROP patients and HS in tasks dealing with executive functions and visual memory. In ROP patients, HbA1c was also associated with impaired attention. These results were independent of BMI and measures of HPA axis activity.
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Affiliation(s)
- Itziar Montalvo
- Department of Mental Health, Parc Taulí Hospital Universitari, Institut d'Investigació Sanitària Parc Taulí (I3PT), Universitat Autònoma de Barcelona, CIBERSAM, Sabadell, Spain
| | - Alexandre González-Rodríguez
- Department of Mental Health, Parc Taulí Hospital Universitari, Institut d'Investigació Sanitària Parc Taulí (I3PT), Universitat Autònoma de Barcelona, CIBERSAM, Sabadell, Spain
| | - Ángel Cabezas
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Alfonso Gutiérrez-Zotes
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Montse Solé
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Maria José Algora
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Laura Ortega
- Nursing Department, Universitat Rovira i Vigili, Tarragona, Spain
| | - Lourdes Martorell
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Vanessa Sánchez-Gistau
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Elisabet Vilella
- Hospital Universitari Institut Pere Mata, Institut d'Investigació Sanitària Pere Virgili (IISPV), Universitat Rovira i Virgili, CIBERSAM, Reus, Spain
| | - Javier Labad
- Department of Mental Health, Parc Taulí Hospital Universitari, Institut d'Investigació Sanitària Parc Taulí (I3PT), Universitat Autònoma de Barcelona, CIBERSAM, Sabadell, Spain
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Sharma VK, Singh TG. Chronic Stress and Diabetes Mellitus: Interwoven Pathologies. Curr Diabetes Rev 2020; 16:546-556. [PMID: 31713487 DOI: 10.2174/1573399815666191111152248] [Citation(s) in RCA: 26] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/23/2019] [Revised: 09/25/2019] [Accepted: 10/27/2019] [Indexed: 12/15/2022]
Abstract
Stress threatens the homeostasis and mobilizes a plethora of adaptive physiological and behavioral changes via the hypothalamic-pituitary-adrenal (HPA) axis and the sympathetic nervous system. The HPA axis influences the pituitary gland, hypothalamus and adrenal gland via a complex set of positive and negative feedback system. The feedback system operates in a well regulated neuroendocrine manner to reestablish the threatened body equilibrium. The HPA axis secreted major product is a glucocorticoid (cortisol) which is kept within a physiologically optimal range and serves to accomplish the various physiological functions crucial for survival. In chronically stressed individuals dishabituation of HPA axis is followed by increased release of glucocorticoids and catecholamines. Higher secretion of glucocorticoids influences glucose metabolism by promoting gluconeogenesis in the liver, suppressing glucose uptake (adipocytes and skeletal muscles), promoting lipolysis in adipocytes, suppressing insulin secretion, inflicting insulin resistance and inflammation. These biological changes alter neuroendocrine mechanisms and lead to maladaptive congregation of events that form the underlying cause of development of Type 2 diabetes (T2D). The currently reviewed evidences advocate that targeting stress mediated hypersecretion of glucocorticoids may be a viable approach for the treatment of T2D and to reinstate glucose homeostasis.
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Affiliation(s)
- Vivek Kumar Sharma
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
- Department of Pharmacology, Government College of Pharmacy, Rohru, Distt. Shimla-171207, Himachal Pradesh, India
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Leptin and HPA axis activity in diabetic rats: Effects of adrenergic agonists. Brain Res 2019; 1707:54-61. [DOI: 10.1016/j.brainres.2018.11.025] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/13/2018] [Revised: 11/17/2018] [Accepted: 11/19/2018] [Indexed: 11/23/2022]
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Hammadi S, Chan O, Abdellali M, Medjerab M, Agoun H, Bellahreche Z, Khalkhal A, Dahmani Y. Hyperactivation of the hypothalamo-pituitary-adrenocortical axis in streptozotocin-diabetic gerbils (Gerbillus gerbillus). Int J Exp Pathol 2019; 99:172-179. [PMID: 30256482 DOI: 10.1111/iep.12284] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/23/2017] [Accepted: 07/07/2018] [Indexed: 12/28/2022] Open
Abstract
This study was designed to investigate the HPA-axis impairment in the streptozotocin (STZ)-diabetic gerbils (Gerbillus gerbillus). Twenty-six male gerbils (body weight ~27 g) were divided into 3 groups: vehicle control (n = 10), 2 days of diabetes (n = 09) and 30 days of diabetes (n = 07). The latter 2 groups received an intraperitoneal injection of STZ (150 mg/kg of body weight). At 2 and 30 days of diabetes, streptozotocin-diabetic gerbils underwent a retro-orbital puncture for assessment of biochemical and hormonal parameters. Subsequently the animals were decapitated and the adrenal glands were removed, weighed and processed for light microscopy and stereology. Nondiabetic control gerbils that had been injected with citrate buffer were examined as a comparison. At 2 days of diabetes, STZ gerbils exhibited symptoms that are characteristic of human diabetes type 1. The adrenal gland showed significant increase in weight, associated with a larger cortex layer, hypertrophy of the fasciculate cells and a significant decrease in the nucleocytoplasmic index. These changes were associated with higher plasma ACTH and cortisol concentrations compared to nondiabetic controls. At 30 days postdiabetes, ACTH levels remained elevated, whereas cortisol levels decreased compared to the early stage of diabetes. Histological analysis revealed the existence of a band of connective tissue (collagen) that separates the cortical and medullary zones and is not present in humans or laboratory rodents, which represents a striking change seen throughout the disease. STZ-induced diabetes mellitus in Gerbillus gerbillus resulted in hyperactivation of the HPA axis in the early stages of diabetes mellitus which did not persist into the final stages of the disease, suggesting a possible reduction in adrenocortical sensitivity over time.
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Affiliation(s)
- Soumia Hammadi
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
| | - Owen Chan
- Division of Endocrinology, Department of Internal Medicine, Metabolism and Diabetes, University of Utah School of Medicine, Salt Lake City, Utah
| | - Mohamed Abdellali
- Service of Pathology and Anatomy, CHU Hussein Dey: Ex: Parnet, Algiers, Algeria
| | - Maha Medjerab
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
| | - Hadjer Agoun
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
| | - Zineb Bellahreche
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
| | - Ali Khalkhal
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
| | - Yasmina Dahmani
- Department of Biology and Physiology of Organisms (LBPO), Nutrition-Metabolism/FSB/USTHB, Algiers, Algeria
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10
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Sakimura K, Maekawa T, Sasagawa K, Ishii Y, Kume SI, Ohta T. Depression-related behavioural and neuroendocrine changes in the Spontaneously Diabetic Torii (SDT) fatty rat, an animal model of type 2 diabetes mellitus. Clin Exp Pharmacol Physiol 2018; 45:927-933. [PMID: 29757463 DOI: 10.1111/1440-1681.12965] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/11/2018] [Revised: 04/22/2018] [Accepted: 04/26/2018] [Indexed: 01/26/2023]
Abstract
Depression is one of the most common psychiatric diseases and is commonly comorbid with type 1 or 2 diabetes mellitus (DM). However, the pathophysiology underlying the depressive state in DM remains poorly understood. Animal models are useful tools to investigate the association between depression and DM. In the present study we investigated whether the Spontaneously Diabetic Torii (SDT) fatty rat, a novel animal model of type 2 DM, shows depression-related features. We assessed depression-like behaviour, hyperactivation of the hypothalamic-pituitary-adrenal (HPA) axis, and neurotransmitter levels in the brain. Behaviour was evaluated using a forced swimming test, and the HPA axis was evaluated with changes in plasma corticosterone levels after a swimming stress exposure or dexamethasone challenge. In addition, serotonin (5-hydroxytryptamine; 5-HT), noradrenaline, glutamate and γ-aminobutyric acid (GABA) concentrations in the frontal cortex, hippocampus and brain stem were measured. In the forced swimming test, SDT fatty rats exhibited increased duration of immobility compared with control Sprague-Dawley (SD) rats. Moreover, basal corticosterone levels were significantly elevated in SDT fatty compared with control SD rats. However, there were no stress-induced increases or changes in dexamethasone-induced suppression of corticosterone in SDT fatty compared with control SD rats. Furthermore, there were significant changes in 5-HT concentrations in the prefrontal cortex, and in GABA and glutamate concentrations in the hippocampus in SDT fatty compared with controls. The results of the present study suggest that the SDT fatty rat may be an appropriate model for diabetes with comorbid depression associated with neurotransmitter impairments and aberrant basal HPA hyperactivity.
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Affiliation(s)
- Katsuya Sakimura
- Biological/Pharmacological Research Laboratories, Central Pharmaceutical Research Institute, Japan Tobacco Inc., Takatsuki, Osaka, Japan
| | - Tatsuya Maekawa
- Biological/Pharmacological Research Laboratories, Central Pharmaceutical Research Institute, Japan Tobacco Inc., Takatsuki, Osaka, Japan
| | - Kazuo Sasagawa
- Biological/Pharmacological Research Laboratories, Central Pharmaceutical Research Institute, Japan Tobacco Inc., Takatsuki, Osaka, Japan
| | - Yukihito Ishii
- Biological/Pharmacological Research Laboratories, Central Pharmaceutical Research Institute, Japan Tobacco Inc., Takatsuki, Osaka, Japan
| | - Shin-Ichi Kume
- Laboratory of Animal Physiology and Functional Anatomy, Graduate School of Agriculture, Kyoto University, Kyoto, Japan
| | - Takeshi Ohta
- Biological/Pharmacological Research Laboratories, Central Pharmaceutical Research Institute, Japan Tobacco Inc., Takatsuki, Osaka, Japan
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11
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Emerging role of amyloid beta in stress response: Implication for depression and diabetes. Eur J Pharmacol 2017; 817:22-29. [DOI: 10.1016/j.ejphar.2017.08.031] [Citation(s) in RCA: 37] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2017] [Revised: 08/22/2017] [Accepted: 08/23/2017] [Indexed: 12/11/2022]
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12
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Schaefer S, Kooistra HS, Riond B, Suchodolski JS, Steiner JM, Prins M, Zini E, Reusch CE. Evaluation of insulin-like growth factor-1, total thyroxine, feline pancreas-specific lipase and urinary corticoid-to-creatinine ratio in cats with diabetes mellitus in Switzerland and the Netherlands. J Feline Med Surg 2017; 19:888-896. [PMID: 27578200 PMCID: PMC11104121 DOI: 10.1177/1098612x16664390] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/27/2024]
Abstract
Objectives The aim of the study was to evaluate circulating insulin-like growth factor-1 (IGF-1), feline pancreas-specific lipase (fPLI) and total thyroxine (TT4) concentrations and urinary corticoid-to-creatinine ratio (UCCR) as indicators for the prevalence of acromegaly, pancreatitis, hyperthyroidism and hypercortisolism in cats with diabetes mellitus. Methods Blood and urine samples were collected from diabetic cats treated in primary care clinics in Switzerland and the Netherlands. Standardised questionnaires and physical examination forms provided clinical information from owners and veterinarians. Laboratory testing included serum biochemistry profile analysis and measurement of circulating fructosamine, IGF-1, fPLI, and TT4 concentrations and UCCR. CT of the pituitary gland was performed using a multidetector computed tomography scanner. Results Blood samples were available from 215 cats and urine samples were collected at home from 117 cats. Age ranged from 2-18 years (median 12 years) and body weight from 2.7-12.3 kg (median 5.5 kg). Sixty-five percent of the cats were castrated male and 35% were female (33% spayed); 82% were domestic shorthair cats. Eighty percent of cats received a porcine insulin zinc suspension, 19.5% insulin glargine and 0.5% a human neutral protamine hagedorn insulin. Thirty-six of 202 (17.8%) cats had IGF-1 concentrations >1000 ng/ml. Serum fPLI, and TT4 concentrations and UCCR were increased in 86/196 (43.9%), 9/201 (4.5%) and 18/117 cats (15.3%), respectively. Prevalence did not differ between countries. Conclusions Hyperthyroidism is rare, whereas increased fPLI concentration, possibly reflecting pancreatitis, is common in diabetic cats. The high UCCR may reflect activation of the hypothalamus-pituitary-adrenal axis, which also occurs in diabetic humans. The percentage of cats with increased IGF-1 was high but lower than reported in recent studies.
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Affiliation(s)
- Sandra Schaefer
- Clinic for Small Animal Internal Medicine, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland
| | - Hans S Kooistra
- Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands
| | - Barbara Riond
- Clinical Laboratory, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland
| | - Jan S Suchodolski
- Gastrointestinal Laboratory, Department of Small Animal Clinical Sciences, Texas A&M University, College Station, TX, USA
| | - Jörg M Steiner
- Gastrointestinal Laboratory, Department of Small Animal Clinical Sciences, Texas A&M University, College Station, TX, USA
| | - Marrit Prins
- Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands
| | - Eric Zini
- Clinic for Small Animal Internal Medicine, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland
- Department of Animal Medicine, Production and Health, University of Padova, Legnaro, Italy
- The Veterinary Institute of Novara, Granozzo con Monticello, Italy
| | - Claudia E Reusch
- Clinic for Small Animal Internal Medicine, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland
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Neu-P11, a novel MT1/MT2 agonist, reverses diabetes by suppressing the hypothalamic-pituitary-adrenal axis in rats. Eur J Pharmacol 2017; 812:225-233. [PMID: 28687198 DOI: 10.1016/j.ejphar.2017.07.001] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2016] [Revised: 06/19/2017] [Accepted: 07/03/2017] [Indexed: 12/15/2022]
Abstract
Excessive glucocorticoid (GC) in type 2 diabetes mellitus (T2DM) reduces insulin sensitivity, impairs β-cell function, increases gluconeogenesis and glycogenolysis, impairs glucose uptake and metabolism, and reduces the insulinotropic effects of glucagon-like peptide 1. Melatonin, which serves as a physiological regulator of the hypothalamic-pituitary-adrenal (HPA) axis, has been suggested to have anti-diabetic effects. The objective of the present study was to investigate the effect of the MT1/MT2 melatonin agonist Neu-P11 on glucose and lipid metabolism in T2DM rats induced by a high fat diet combined with low doses of streptozotocin. T2DM rats were intragastrically administered melatonin (20mg/kg), Neu-P11 (20, 10, 5mg/kg), or a vehicle for 4 weeks. The results showed that the increased food intake, water consumption, hyperglycemia, glucose intolerance, and insulin resistance in T2DM rats were all improved by Neu-P11 treatment. Neu-P11 increased GC receptor expression and suppressed 11β-hydroxysteroid dehydrogenase 1 activity in the hippocampus by enhancing GC sensitivity and HPA feedback, thus decreasing the high GC levels. Transcript levels of the glucose metabolism-related genes peroxisome proliferator-activated receptor-γ, glucose transporter type-4, and adiponectin in adipose tissue were significantly increased after Neu-P11 treatment, while leptin mRNA was significantly decreased. Furthermore, MT1 and MT2 protein levels were enhanced by Neu-P11. These data suggest that normalization of the hyperactivated HPA axis by melatonin and Neu-P11 in T2DM regulates metabolic profiles and insulin sensitivity, which may attenuate insulin resistance and glucose homeostasis. Because Neu-P11 has superior pharmacokinetics and a longer half-life than melatonin, it might be beneficial in treating obesity and T2DM.
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Abstract
Nutrition is one of the most important modifiable determinants for and consequences of both mental and physical heath. Depression has become an increasingly important public health issue. We tested whether dietary patterns derived from food group intake are associated with depression in U.S. adults in a cross-sectional study with national population. This study included 4180 men and 4196 women aged 20-79 years in the 2007-2010 National Health and Nutrition Examination Surveys (NHANES), with complete data of one 24-h dietary recall, sociodemographics, lifestyles, and Patient Health Questionnaires (PHQ-9) for screening depression. Two major dietary patterns identified by factor analysis were investigated for their associations with presence of depression (PHQ-9 score ≥10) by using linear and multivariate logistic regressions. One of two major patterns, labeled "Western" dietary pattern was characterized by high intakes of nonwhole grain, white potatoes, cheese, meat, discretionary oil and fat, and added sugar; the second dietary pattern that was labeled "Healthy" dietary pattern was characterized by high intakes of whole grains, vegetables, fruits, fish, nuts and seeds. The "Western" dietary pattern was not significantly associated with depression in both men and women. The "Healthy" dietary pattern scores were inversely associated with the PHQ-9 depression scores and odd ratios (ORs) of depression after adjustment for covariates in women but not in men. The OR of depression in women with the highest quintile of "Healthy" dietary pattern scores was 0.60 (95% confidence interval [CI]: 0.42-0.85, P < .001) compared to the lowest quintile as a reference. These findings warrant future interventions or clinical trials in elucidating causal and effect relations of depression and dietary patterns, an important public health concern.
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Affiliation(s)
- Woo Kyoung Kim
- 1 Department of Food Science and Nutrition, Dankook University , Gyeonggi, Korea
| | - Dayeon Shin
- 2 Department of Food Science and Human Nutrition, Michigan State University , East Lansing, Michigan
| | - Won O Song
- 2 Department of Food Science and Human Nutrition, Michigan State University , East Lansing, Michigan
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15
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Smith SI. PPAR-γ receptor agonists-a review of their role in diabetic management in Trinidad and Tobago. Mol Cell Biochem 2016; 263:189-210. [PMID: 27520678 DOI: 10.1023/b:mcbi.0000041861.79585.4b] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
The PPAR-γ receptor agonists, as a relatively new and perhaps still not very widely used class of antidiabetic agent in the Caribbean and particularly the Trinidadian context, possess pharmacologic properties that certainly have been shown to have impact on many of the inflammatory, metabolic, biochemical and structural macrovascular aberrations that occur in the type 2 diabetic. Activation of PPAR(gamma) nuclear receptors regulates the transcription of insulin-responsive genes involved in the control of glucose production, transport, and utilization. PPAR(gamma)-responsive genes also participate in the regulation of fatty acid metabolism, an important contributory pathogenic factor in this subset of patients. The unique mode of action of this class of therapeutic agent addresses a range of anomalies occurring at the cellular and sub-cellular level that are injurious to the diabetic. My aim in addressing the issue of the potential impact of PPAR-γ receptor agonists on cardiovascular disease (CVD) morbidity and mortality in the diabetic, is first, to seek to enhance both an awareness of, and greater familiarity among our own physicians, with this class of drug, and secondly, to effect a timely review of the recent literature as it relates to the tremendous possibilities for the potential clinical gains that might accrue from their use, in so far as this may serve to ameliorate the ravages of the CVD disease that all too tragically attends the type 2 diabetic, and more specifically those with the insulin resistance syndrome. (Mol Cell Biochem 263: 189-210, 2004).
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16
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Johar H, Emeny RT, Bidlingmaier M, Kruse J, Ladwig KH. Sex-related differences in the association of salivary cortisol levels and type 2 diabetes. Findings from the cross-sectional population based KORA-age study. Psychoneuroendocrinology 2016; 69:133-41. [PMID: 27088372 DOI: 10.1016/j.psyneuen.2016.04.004] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/05/2015] [Revised: 03/28/2016] [Accepted: 04/05/2016] [Indexed: 11/17/2022]
Abstract
BACKGROUND Dysregulation in the cortisol secretion may have a role in the development of type 2 diabetes although conflicting evidence on the particular cortisol secretion patterns and type 2 diabetes demands further investigations. We aim to examine the association of cortisol levels and diurnal secretion patterns with prevalence of type 2 diabetes and HbA1c levels as well as the potential impact of sex and adiposity on this association. METHODS A cross-sectional analysis was conducted among 757 participants (aged 65-90 years) of the population-based KORA (Cooperative Health Research in the Region of Augsburg)-Age study. Multivariate regression analyses were employed to examine the association between salivary cortisol (measured upon waking (M1), 30min after awakening (M2), and in the late night (LNSC)) and type 2 diabetes as well as glycated hemoglobin (HbA1c) with adjustments for potential confounders. RESULTS In the total sample population, an elevated LNSC level was observed in type 2 diabetes patients compared to non-patients (P=0.04). In sex-stratified analyses, diabetic men showed a greater Cortisol Awakening Response (CAR) (P=0.02). Diabetic women had significantly elevated LNSC levels (P=0.04). HbA1c was positively associated with both CAR and LNSC levels but was negatively associated with M1 to LNSC ratio. CONCLUSION In this aged population, type 2 diabetes is associated with dysregulated cortisol secretion characterized by distinct sex specific diurnal patterns.
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Affiliation(s)
- Hamimatunnisa Johar
- Institute of Epidemiology II, Helmholtz Zentrum München, German Research Center for Environmental Health (HMGU), Neuherberg, Germany; German Center for Diabetes Research (DZD), München-Neuherberg, Germany
| | - Rebecca Thwing Emeny
- Institute of Epidemiology II, Helmholtz Zentrum München, German Research Center for Environmental Health (HMGU), Neuherberg, Germany; Department of Epidemiology, Geisel School of Medicine at Dartmouth, One Medical Center Drive, Lebanon, NH, USA
| | - Martin Bidlingmaier
- Medizinische Klinik und Poliklinik IV, Klinikum der Ludwig-Maximilians-Universität München, Munich, Germany
| | - Johannes Kruse
- Department of Psychosomatic Medicine and Psychotherapy, University of Giessen and Marburg, Gießen, Germany
| | - Karl-Heinz Ladwig
- Institute of Epidemiology II, Helmholtz Zentrum München, German Research Center for Environmental Health (HMGU), Neuherberg, Germany; German Center for Diabetes Research (DZD), München-Neuherberg, Germany; Department of Psychosomatic Medicine and Psychotherapy, Klinikum rechts der Isar, Technische Universität München, Munich, Germany.
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Hasan SS, Clavarino AM, Dingle K, Mamun AA, Kairuz T. Diabetes Mellitus and the Risk of Depressive and Anxiety Disorders in Australian Women: A Longitudinal Study. J Womens Health (Larchmt) 2015; 24:889-98. [DOI: 10.1089/jwh.2015.5210] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Affiliation(s)
- Syed Shahzad Hasan
- School of Pharmacy, The University of Queensland, Woolloongabba, Queensland, Australia
| | | | - Kaeleen Dingle
- Queensland University of Technology, Queensland, Australia
| | - Abdullah A. Mamun
- School of Population Health, The University of Queensland, Woolloongabba, Queensland, Australia
| | - Therese Kairuz
- Department of Pharmacy, James Cook University, Townsville, Queensland, Australia
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Abstract
Diabetes mellitus is accompanied by hormonal and neurochemical changes that can be associated with anxiety and depression. I investigated the antidepressant effect of simvastatin (SMV) on diabetic rats. Rats were divided into control (CTR) and streptozotocin-induced diabetic (STZ) groups and were orally administered 0, 5, or 10 mg/kg of SMV daily for 14 days, then exposed to the forced swimming test (FST). Our results showed that diabetic rats had higher immobility duration than the CTR rats, and SMV decreased this depressive-like behavior in the diabetic rats. However, clomipramine lowered the immobility time in the CTR and STZ rats. STZ decreased serotonin concentration in the hippocampus, which was reversed by SMV and clomipramine. The dopamine concentration in the hippocampus decreased in the STZ groups compared with the CTR groups. However, SMV and clomipramine had no significant effect on the dopamine levels in either the CTR or STZ groups. Corticosterone levels were increased in the untreated STZ group; SMV and clomipramine significantly decreased corticosterone levels in the STZ groups, but had no effect on the CTR groups. In conclusion, SMV exerts an antidepressant-like effect on diabetic rats that are submitted to the FST. The antidepressant-like effect of SMV in the FST appears to be mediated, at least in part, by the biochemical changes to the blood levels of corticosterone and of serotonin concentration in the hippocampus.
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Affiliation(s)
- Maha Mohamed ElBatsh
- Department of Clinical Pharmacology, Faculty of Medicine, Menoufia University, Shebin El-Kom 32511, Egypt
- Department of Clinical Pharmacology, Faculty of Medicine, Menoufia University, Shebin El-Kom 32511, Egypt
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19
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Nadeem RI, Ahmed HI, El-Denshary EEDS. Effect of Imipramine, Paroxetine, and Lithium Carbonate on Neurobehavioral Changes of Streptozotocin in Rats: Impact on Glycogen Synthase Kinase-3 and Blood Glucose Level. Neurochem Res 2015. [DOI: 10.1007/s11064-015-1670-6] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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20
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Casulari LA, Dondi D, Celotti F, da Silva FVP, Reis CEG, da Costa THM. Effects of caloric restriction and low glycemic index diets associated with metformin on glucose metabolism and cortisol response in overweight/obese subjects: a case series study. Diabetol Metab Syndr 2015; 7:65. [PMID: 26269722 PMCID: PMC4533768 DOI: 10.1186/s13098-015-0057-9] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/14/2015] [Accepted: 06/23/2015] [Indexed: 01/25/2023] Open
Abstract
BACKGROUND To determine whether cortisol secretion and glucocorticoid receptors in lymphocytes and monocytes are altered in patients with impaired glucose tolerance, and whether treatment with a hypocaloric diet and metformin could interfere with these aspects. METHODS This is an analytical, interventional, case series study. Patients with impaired glucose tolerance were included. They received 500 mg of metformin twice daily and followed a low glycemic index diet for 16 weeks. Cortisol levels were assessed at 8:00 A.M. before and after use of 0.25 mg of dexamethasone at 11:00 P.M. the day before. RESULTS Sixteen subjects (9 men) were included. Normal basal levels of cortisol and adequate responses to the low dose of dexamethasone were observed before and after treatment. There was no significant correlation between the parameters evaluated and cortisol levels. Nevertheless, there was a strong correlation between the number of glucocorticoid receptors, BMI (r = 0.88; p = 0.02), and insulin AUC (r = 0.94; p = 0.005) before treatment; after treatment, all these associations ceased to exist. CONCLUSION The cortisol secretion remained normal in the group of patients with impaired glucose tolerance. Treatment with metformin and diet did not change this condition. However, glucocorticoid receptor number had a strong correlation with insulin, due to insulin resistance, but this characteristic was lost after treatment.
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Affiliation(s)
- Luiz Augusto Casulari
- />Unit of Endocrinology, University Hospital Brasilia, University of Brasilia, Brasilia, Brazil
- />CLINEN – Clínica de Neurologia e Endocrinologia. SCN quadra 1, bloco F, Ed. America Office Tower, sala 1111, Brasília, DF 70711-905 Brazil
| | - Donatella Dondi
- />Dipartimento di Scienze Farmacologiche e Biomolecolari, Sezione di Biomedicina ed Endocrinologia, Università di Milano, Milan, Italy
| | - Fabio Celotti
- />Dipartimento di Scienze Farmacologiche e Biomolecolari, Sezione di Biomedicina ed Endocrinologia, Università di Milano, Milan, Italy
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21
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Kim WK, Shin D, Song WO. Depression and Its Comorbid Conditions More Serious in Women than in Men in the United States. J Womens Health (Larchmt) 2015; 24:978-85. [PMID: 26131726 DOI: 10.1089/jwh.2014.4919] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023] Open
Abstract
BACKGROUND Depression is a major public health problem by itself and for its comorbid conditions. We aimed to determine gender differences in the prevalence of depression and how depression is related to comorbid conditions and metabolic biomarkers. METHODS This study included men (n=986) and women (n=1,280) aged 20-79 years who were included in the 2007-2010 National Health and Nutrition Examination Survey. Depression was assessed with the Patient Health Questionnaire (PHQ-9). The associations between depression (PHQ-9 score ≥10), self-reported comorbid conditions, and metabolic biomarkers of comorbid conditions were determined by multivariable logistic regressions adjusting for potential confounders. RESULTS The prevalence of depression in men and women were 7.9% and 12.1%, respectively (p<0.01). The odds ratios (OR) of various comorbid conditions (asthma, arthritis, gout, coronary heart disease, heart attack, stroke, diabetes mellitus, thyroid problem, and metabolic syndrome) by the status of depression were significantly higher in women. High C-reactive protein (CRP) was a significant predictor of depression in men (OR 2.02, 95% confidence interval [CI] 1.11-3.67) in unadjusted model. In women, high fasting blood glucose, high glycohemoglobin, and high CRP were significant predictors of depression (OR 1.20, 95% CI 1.28-3.01; OR 2.44, 95% CI 1.21-4.92; OR 1.44, 95% CI 1.01-2.06; OR 1.79, 95% CI 0.19-2.67, respectively) after controlling for age, education, race/ethnicity, marital status, ratio of family income to poverty, and physical activity. CONCLUSIONS Women had higher prevalence of depression and higher number of significant associations between socioeconomic status, comorbid conditions, and metabolic risk factors by the status of depression than men. Public health attentions are needed to improve women's mental health.
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Affiliation(s)
- Woo Kyoung Kim
- 1 Department of Food Science and Nutrition, Dankook University , Yongin-si, Gyeonggi-do, South Korea
| | - Dayeon Shin
- 2 Department of Food Science and Human Nutrition, Michigan State University , East Lansing, Michigan
| | - Won O Song
- 2 Department of Food Science and Human Nutrition, Michigan State University , East Lansing, Michigan
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Beaudry JL, Dunford EC, Leclair E, Mandel ER, Peckett AJ, Haas TL, Riddell MC. Voluntary exercise improves metabolic profile in high-fat fed glucocorticoid-treated rats. J Appl Physiol (1985) 2015; 118:1331-43. [PMID: 25792713 DOI: 10.1152/japplphysiol.00467.2014] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2014] [Accepted: 03/15/2015] [Indexed: 01/12/2023] Open
Abstract
Diabetes is rapidly induced in young male Sprague-Dawley rats following treatment with exogenous corticosterone (CORT) and a high-fat diet (HFD). Regular exercise alleviates insulin insensitivity and improves pancreatic β-cell function in insulin-resistant/diabetic rodents, but its effect in an animal model of elevated glucocorticoids is unknown. We examined the effect of voluntary exercise (EX) on diabetes development in CORT-HFD-treated male Sprague-Dawley rats (∼6 wk old). Animals were acclimatized to running wheels for 2 wk, then given a HFD, either wax (placebo) or CORT pellets, and split into 4 groups: placebo-sedentary (SED) or -EX and CORT-SED or -EX. After 2 wk of running combined with treatment, CORT-EX animals had reduced visceral adiposity, and increased skeletal muscle type IIb/x fiber area, oxidative capacity, capillary-to-fiber ratio and insulin sensitivity compared with CORT-SED animals (all P < 0.05). Although CORT-EX animals still had fasting hyperglycemia, these values were significantly improved compared with CORT-SED animals (14.3 ± 1.6 vs. 18.8 ± 0.9 mM). In addition, acute in vivo insulin response to an oral glucose challenge was enhanced ∼2-fold in CORT-EX vs. CORT-SED (P < 0.05) which was further demonstrated ex vivo in isolated islets. We conclude that voluntary wheel running in rats improves, but does not fully normalize, the metabolic profile and skeletal muscle composition of animals administered CORT and HFD.
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Affiliation(s)
- Jacqueline L Beaudry
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Emily C Dunford
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Erwan Leclair
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Erin R Mandel
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Ashley J Peckett
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Tara L Haas
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
| | - Michael C Riddell
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Center and Physical Activity and Chronic Disease Unit, York University, Toronto, Ontario, Canada
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Fiore V, Marci M, Poggi A, Giagulli VA, Licchelli B, Iacoviello M, Guastamacchia E, De Pergola G, Triggiani V. The association between diabetes and depression: a very disabling condition. Endocrine 2015; 48:14-24. [PMID: 24927794 DOI: 10.1007/s12020-014-0323-x] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/15/2014] [Accepted: 05/27/2014] [Indexed: 12/29/2022]
Abstract
Rates of depression are significantly increased in diabetic patients, and even more in the elderly. About 20-30% of patients with diabetes suffer from clinically relevant depressive disorders, 10% of which being affected by the major depression disorder. Moreover, people with depression seem to be more prone to develop an associated diabetes mellitus, and depression can worsen glycemic control in diabetes, with higher risk to develop complications and adverse outcomes, whereas improving depressive symptoms is generally associated with a better glycemic control. Thus, the coexistence of depression and diabetes has a negative impact on both lifestyle and quality of life, with a reduction of physical activity and an increase in the request for medical care and prescriptions, possibly increasing the healthcare costs and the susceptibility to further diseases. These negative aspects are particularly evident in the elderly, with further decrease in the mobility, worsening of disability, frailty, geriatric syndromes and increased mortality. Healthcare providers should be aware of the possible coexistence of depression and diabetes and of the related consequences, to better manage the patients affected by these two pathological conditions.
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Affiliation(s)
- Vincenzo Fiore
- Unit of Internal Medicine-Geriatrics, "S. Giovanni Evangelista" Hospital, Via Parrozzani 3, 00019, Tivoli (RM), Italy
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Carvalho LA, Urbanova L, Hamer M, Hackett RA, Lazzarino AI, Steptoe A. Blunted glucocorticoid and mineralocorticoid sensitivity to stress in people with diabetes. Psychoneuroendocrinology 2015; 51:209-18. [PMID: 25462894 PMCID: PMC4275581 DOI: 10.1016/j.psyneuen.2014.09.023] [Citation(s) in RCA: 37] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/22/2014] [Revised: 09/02/2014] [Accepted: 09/19/2014] [Indexed: 12/01/2022]
Abstract
Psychological stress may contribute to type 2 diabetes but mechanisms are still poorly understood. In this study, we examined whether stress responsiveness is associated with glucocorticoid and mineralocorticoid sensitivity in a controlled experimental comparison of people with type 2 diabetes and non-diabetic participants. Thirty-seven diabetes patients and 37 healthy controls underwent psychophysiological stress testing. Glucocorticoid (GR) and mineralocorticoid sensitivity (MR) sensitivity were measured by dexamethasone- and prednisolone-inhibition of lipopolysaccharide (LPS)-induced interleukin (IL) 6 levels, respectively. Blood pressure (BP) and heart rate were monitored continuously, and we periodically assessed salivary cortisol, plasma IL-6 and monocyte chemotactic protein (MCP-1). Following stress, both glucocorticoid and mineralocorticoid sensitivity decreased among healthy controls, but did not change in people with diabetes. There was a main effect of group on dexamethasone (F(1,74)=6.852, p=0.013) and prednisolone (F(1,74)=7.295, p=0.010) sensitivity following stress at 45 min after tasks. People with diabetes showed blunted stress responsivity in systolic BP, diastolic BP, heart rate, IL-6, MCP-1, and impaired post-stress recovery in heart rate. People with Diabetes had higher cortisol levels as measured by the total amount excreted over the day and increased glucocorticoid sensitivity at baseline. Our study suggests that impaired stress responsivity in type-2 diabetes is in part due to a lack of stress-induced changes in mineralocorticoid and glucocorticoid sensitivity.
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Affiliation(s)
- Livia A. Carvalho
- Corresponding author. Tel.: +44 20 7679 5973; fax: +44 20 7813 0242.
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25
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Sharma AN, Wigham J, Veldhuis JD. Corticotropic axis drive of overnight cortisol secretion is suppressed in adolescents and young adults with type 1 diabetes mellitus. Pediatr Diabetes 2014; 15:444-52. [PMID: 24350820 PMCID: PMC4062617 DOI: 10.1111/pedi.12108] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/18/2013] [Revised: 11/01/2013] [Accepted: 11/18/2013] [Indexed: 12/28/2022] Open
Abstract
CONTEXT Type 1 diabetes mellitus (T1DM) is a pro-inflammatory stress state, which, with its attendant hyperglycemia, likely disrupts hypothalamo-pituitary-adrenal (HPA) control, further dysregulating glucose homeostasis. OBJECTIVE To test the hypothesis that endogenous adrenocorticotropic hormone (ACTH)-cortisol dose-responsive drive, estimated analytically, is significantly accentuated in adolescents and young adults with T1DM compared with healthy individuals. DESIGN, SETTING, PATIENTS, AND INTERVENTIONS This was a pilot study of 11 volunteers with T1DM and 10 controls, ages 16-30 yr, at a medical center. Subjects underwent overnight frequent blood sampling (every 10 min for ACTH and cortisol and every 60 min for blood glucose) from 10 pm to 8 am. T1DM volunteers maintained their home insulin regimen. MAIN OUTCOMES Deconvolution analysis and dose-response estimates were the key outcomes. RESULTS Mean free cortisol, but not ACTH, concentrations were lower in the T1DM group compared with controls (p = 0.012). Non-invasive ACTH-cortisol dose-response estimates revealed that T1DM patients had reduced ACTH efficacy (maximal cortisol secretion, p = 0.009), reduced ACTH potency as quantified by greater EC50 (ACTH concentration driving half-maximal cortisol secretion, p = 0.04), and increased ACTH sensitivity (more positive ACTH-cortisol slope, p = 0.03). Post-hoc gender comparisons indicated that these differences were limited to females. Linear regression in women showed a strong correlation of both ACTH efficacy and EC50 with C-peptide levels (both p < 0.01). CONCLUSION Compared with healthy individuals, T1DM patients manifest decreased overnight adrenal responsiveness to endogenous ACTH leading to lower free cortisol concentrations. These findings suggest impaired stress-related adaptations of the HPA axis in T1DM.
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Affiliation(s)
- Animesh N. Sharma
- Children's Hospital Central California, 9300 Valley Children's Place, Madera, CA 93636-8762, Tel: (559) 353-3000,Endocrine Research Unit, Center for Translational Science Activities, Mayo Clinic, Rochester, MN 55905, Tel: (507) 255-0902; Fax: (507) 255-0901
| | - Jean Wigham
- Endocrine Research Unit, Center for Translational Science Activities, Mayo Clinic, Rochester, MN 55905, Tel: (507) 255-0902; Fax: (507) 255-0901
| | - Johannes D. Veldhuis
- Endocrine Research Unit, Center for Translational Science Activities, Mayo Clinic, Rochester, MN 55905, Tel: (507) 255-0902; Fax: (507) 255-0901,Corresponding author: Johannes D. Veldhuis M.D., , Address: Endocrine Research Unit, Center for Translational Science Activities, Mayo, Clinic, 200 1 Street SW, Rochester, MN 55905, Telephone: (507) 255-0902, Facsimile: (507) 255-0901
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Animesh S, Paul Aoun DO, Jean Wigham RN, Sue Weist RN, Johannes D. V. Gender determines ACTH recovery from hypercortisolemia in healthy older humans. Metabolism 2013; 62:1819-29. [PMID: 24074810 PMCID: PMC3860097 DOI: 10.1016/j.metabol.2013.08.014] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/11/2013] [Revised: 08/21/2013] [Accepted: 08/22/2013] [Indexed: 10/26/2022]
Abstract
OBJECTIVE Available clinical data raise the possibility that stress-adaptive mechanisms differ by gender. However, this notion has not been rigorously tested in relation to cortisol-mediated negative feedback. MATERIALS/METHODS Degree of ACTH inhibition during and recovery from an experimental cortisol clamp was tested in 20 healthy older subjects (age 60±2.2 y). Volunteers received oral placebo or ketoconazole (KTCZ) to inhibit adrenal steroidogenesis along with i.v. infusions of saline or a low vs high physiological dose of cortisol in a prospectively randomized double-blind, placebo-controlled design. ACTH and cortisol concentrations were measured every 10 min during the feedback-clamp phase and thereafter (recovery or escape phase). Corticosteroid-binding globulin (CBG) was measured, and free cortisol concentrations were calculated. RESULTS Gender did not determine mean ACTH concentrations during the saline or cortisol feedback-clamp phases per se. However, women had markedly impaired ACTH recovery after stopping both low- and high-dose cortisol infusions compared with men (P=0.005, KTCZ/low-dose cortisol arm; and P=0.006, KTCZ/high-dose cortisol arm). Decreased ACTH recovery in women was accompanied by lower total and free cortisol concentrations, pointing to heightened feedback inhibition of hypothalamo-pituitary drive of ACTH secretion as the main mechanism. CONCLUSIONS In summary, gender or a factor related to gender, such as sex steroids or body composition, determines recovery of ACTH secretion from cortisol-enforced negative feedback. Attenuated ACTH recovery in post-menopausal women may have relevance to sex differences in stress-related adaptations.
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Affiliation(s)
| | | | | | | | - Veldhuis Johannes D.
- Corresponding author. Tel.: + 1 507 255 0902; fax: + 1 507 255 0901. (J.D. Veldhuis)
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Gezginç K, Sahingöz M, Uguz F, Yazıcı F. Is depression associated with glucose tolerance abnormality in pregnant women? A cross-sectonal study. Arch Psychiatr Nurs 2013; 27:219-22. [PMID: 24070989 DOI: 10.1016/j.apnu.2013.06.005] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/26/2012] [Revised: 06/19/2013] [Accepted: 06/20/2013] [Indexed: 11/28/2022]
Abstract
This study aims to examine the association between glucose tolerance abnormality and depression and anxiety in pregnant women. One hundred and sixty-seven women with gestational ages ranging from 24 to 28 weeks were screened with the 50 g oral glucose challenge test. All participants were assessed with the Beck Depression Inventory and the Beck Anxiety Inventory. The rate of depression was higher in women with abnormal glucose results (44.3%) than in women with normal glucose results (21.7%). Similarly, depressed women had higher glucose levels than non-depressed women. Findings suggest that depression and anxiety may be associated with glucose tolerance abnormality in pregnant women.
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Affiliation(s)
- Kazim Gezginç
- Department of Obstetrics and Gynecology, University of Necmettin Erbakan, Meram Faculty of Medicine, Konya, Turkey.
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Veldhuis JD, Sharma A, Roelfsema F. Age-dependent and gender-dependent regulation of hypothalamic-adrenocorticotropic-adrenal axis. Endocrinol Metab Clin North Am 2013; 42:201-25. [PMID: 23702398 PMCID: PMC3675779 DOI: 10.1016/j.ecl.2013.02.002] [Citation(s) in RCA: 70] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Tightly regulated output of glucocorticoids is critical to maintaining immune competence, the structure of neurons, muscle, and bone, blood pressure, glucose homeostasis, work capacity, and vitality in the human and experimental animal. Age, sex steroids, gender, stress, body composition, and disease govern glucocorticoid availability through incompletely understood mechanisms. According to an ensemble concept of neuroendocrine regulation, successful stress adaptations require repeated incremental signaling adjustments among hypothalamic corticotropin-releasing hormone and arginine vasopressin, pituitary adrenocorticotropic hormone, and adrenal corticosteroids. Signals are transduced via (positive) feedforward and (negative) feedback effects. Age and gonadal steroids strongly modulate stress-adaptive glucocorticoid secretion by such interlinked pathways.
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Affiliation(s)
- Johannes D Veldhuis
- Endocrine Research Unit, Mayo School of Graduate Medical Education, Center for Translational Science Activities, Mayo Clinic, Rochester, MN 55905, USA.
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Akbaraly TN, Kumari M, Head J, Ritchie K, Ancelin ML, Tabák AG, Brunner E, Chaudieu I, Marmot MG, Ferrie JE, Shipley MJ, Kivimäki M. Glycemia, insulin resistance, insulin secretion, and risk of depressive symptoms in middle age. Diabetes Care 2013; 36:928-34. [PMID: 23230097 PMCID: PMC3609527 DOI: 10.2337/dc12-0239] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
OBJECTIVE The extent to which abnormal glucose metabolism increases the risk of depression remains unclear. In this study, we investigated prospective associations of levels of fasting glucose and fasting insulin and indices of insulin resistance and secretion with subsequent new-onset depressive symptoms (DepS). RESEARCH DESIGN AND METHODS In this prospective cohort study of 3,145 adults from the Whitehall II Study (23.5% women, aged 60.6 ± 5.9 years), baseline examination included fasting glucose and insulin level, the homeostasis model assessment of insulin resistance (HOMA2-%IR), and the homeostasis model assessment of β-cell insulin secretion (HOMA2-%B). DepS (Center for Epidemiologic Studies Depression Scale ≥16 or use of antidepressive drugs) were assessed at baseline and at 5-year follow-up. RESULTS Over the 5-year follow-up, DepS developed in 142 men and 84 women. Women in the lowest quintile of insulin secretion (HOMA2-%B ≤55.3%) had 2.18 (95% CI 1.25-3.78) times higher odds of developing DepS than those with higher insulin secretion. This association was not accounted for by inflammatory markers, cortisol secretion, or menopausal status and hormone replacement therapy. Fasting insulin measures were not associated with DepS in men, and fasting glucose measures were not associated with new-onset DepS in either sex. CONCLUSIONS Low insulin secretion appears to be a risk factor for DepS in middle-aged women, although further work is required to confirm this finding.
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Affiliation(s)
- Tasnime N Akbaraly
- Department of Epidemiology and Public Health, University College London, London, UK.
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Miesel A, Müller-Fielitz H, Jöhren O, Vogt FM, Raasch W. Double blockade of angiotensin II (AT(1) )-receptors and ACE does not improve weight gain and glucose homeostasis better than single-drug treatments in obese rats. Br J Pharmacol 2012; 165:2721-35. [PMID: 22014027 DOI: 10.1111/j.1476-5381.2011.01726.x] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023] Open
Abstract
BACKGROUND AND PURPOSE Combination therapies are becoming increasingly important for the treatment of high blood pressure. Little is known about whether double blockade of angiotensin II (AT(1) ) receptors and angiotensin-converting enzyme (ACE) exert synergistic metabolic effects. EXPERIMENTAL APPROACH Spontaneously hypertensive rats were allowed to choose between palatable chocolate bars and standard chow and were simultaneously treated with the AT(1) blocker telmisartan (8 mg·kg(bw) (-1) ·day(-1) ), the ACE inhibitor ramipril (4 mg·kg(bw) (-1) ·day(-1) ) or a combination of the two (8 + 4 mg·kg(bw) (-1) ·day(-1) ) for 12 weeks. KEY RESULTS Although food-dependent energy intake was increased by telmisartan and telmisartan + ramipril compared with ramipril or controls, body weight gain, abundance of fat and plasma leptin levels were decreased. Increased insulin levels in response to an oral glucose tolerance test were comparably attenuated by telmisartan and telmisartan + ramipril, but not by ramipril. During an insulin tolerance test, glucose utilization was equally as effectively improved by telmisartan and telmisartan + ramipril. In response to a stress test, ACTH, corticosterone and glucose increased in controls. These stress reactions were attenuated by telmisartan and telmisartan + ramipril. CONCLUSIONS AND IMPLICATIONS The combination of telmisartan + ramipril was no more efficacious in regulating body weight and glucose homeostasis than telmisartan alone. However, telmisartan was more effective than ramipril in improving metabolic parameters and in reducing body weight. The association between the decrease in stress responses and the diminished glucose levels after stress supports our hypothesis that the ability of telmisartan, as an AT(1) receptor blocker, to alleviate stress reactions may contribute to its hypoglycaemic actions.
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Affiliation(s)
- Anja Miesel
- Institute of Experimental and Clinical Pharmacology and Toxicology, University of Lübeck, Lübeck, Germany
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31
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Hyperactivity of the hypothalamic-pituitary-adrenal axis in patients with type 2 diabetes and relations with insulin resistance and chronic complications. Wien Klin Wochenschr 2012; 124:403-11. [DOI: 10.1007/s00508-012-0191-4] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2011] [Accepted: 05/22/2012] [Indexed: 10/28/2022]
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Barat P, Tastet S, Vautier V. Impact neuropsychologique à long terme du diabète de type 1 chez l’enfant. Arch Pediatr 2011; 18:432-40. [DOI: 10.1016/j.arcped.2011.01.018] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2010] [Revised: 10/28/2010] [Accepted: 01/24/2011] [Indexed: 10/18/2022]
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Reagan LP. Diabetes as a chronic metabolic stressor: causes, consequences and clinical complications. Exp Neurol 2011; 233:68-78. [PMID: 21320489 DOI: 10.1016/j.expneurol.2011.02.004] [Citation(s) in RCA: 81] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2010] [Revised: 01/04/2011] [Accepted: 02/06/2011] [Indexed: 12/30/2022]
Abstract
Diabetes mellitus is an endocrine disorder resulting from inadequate insulin release and/or reduced insulin sensitivity. The complications of diabetes are well characterized in peripheral tissues, but there is a growing appreciation that the complications of diabetes extend to the central nervous system (CNS). One of the potential neurological complications of diabetes is cognitive deficits. Interestingly, the structural, electrophysiological, neurochemical and anatomical underpinnings responsible for cognitive deficits in diabetes are strikingly similar to those observed in animals subjected to chronic stress, as well as in patients with stress-related psychiatric illnesses such as major depressive disorder. Since diabetes is a chronic metabolic stressor, this has led to the suggestion that common mechanistic mediators are responsible for neuroplasticity deficits in both diabetes and depression. Moreover, these common mechanistic mediators may be responsible for the increase in the risk of depressive illness in diabetes patients. In view of these observations, the aims of this review are (1) to describe the neuroplasticity deficits observed in diabetic rodents and patients; (2) to summarize the similarities in the clinical and preclinical studies of depression and diabetes; and (3) to highlight the diabetes-induced neuroplasticity deficits in those brain regions that have been implicated as important pathological centers in depressive illness, namely, the hippocampus, the amygdala and the prefrontal cortex.
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Affiliation(s)
- Lawrence P Reagan
- Department of Pharmacology, Physiology & Neuroscience, University of South Carolina School of Medicine, Columbia, SC 29208, USA.
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Strachan MWJ, Reynolds RM, Marioni RE, Price JF. Cognitive function, dementia and type 2 diabetes mellitus in the elderly. Nat Rev Endocrinol 2011; 7:108-14. [PMID: 21263438 DOI: 10.1038/nrendo.2010.228] [Citation(s) in RCA: 282] [Impact Index Per Article: 21.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
Increasing numbers of people are developing type 2 diabetes mellitus, but interventions to prevent and treat the classic microvascular and macrovascular complications have improved, so that people are living longer with the condition. This trend means that novel complications of type 2 diabetes mellitus, which are not targeted by current management strategies, could start to emerge. Cognitive impairment and dementia could come into this category. Type 2 diabetes mellitus is associated with a 1.5-2.5-fold increased risk of dementia. The etiology of dementia and cognitive impairment in people with type 2 diabetes mellitus is probably multifactorial. Chronic hyperglycemia is implicated, perhaps by promoting the development of cerebral microvascular disease. Data suggest that the brains of older people with type 2 diabetes mellitus might be vulnerable to the effects of recurrent, severe hypoglycemia. Other possible moderators of cognitive function include inflammatory mediators, rheological factors and dysregulation of the hypothalamic-pituitary-adrenal axis. Cognitive function should now be included as a standard end point in randomized trials of therapeutic interventions in patients with type 2 diabetes mellitus.
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Affiliation(s)
- Mark W J Strachan
- Metabolic Unit, Western General Hospital, Crewe Road, Edinburgh EH4 2XU, UK.
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35
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Reynolds RM. Corticosteroid-mediated programming and the pathogenesis of obesity and diabetes. J Steroid Biochem Mol Biol 2010; 122:3-9. [PMID: 20117209 DOI: 10.1016/j.jsbmb.2010.01.009] [Citation(s) in RCA: 70] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/28/2009] [Revised: 12/21/2009] [Accepted: 01/20/2010] [Indexed: 01/23/2023]
Abstract
Epidemiological studies have shown that low birthweight is associated with increased risk of development of diabetes and obesity in later life. Over-exposure of the developing fetus to glucocorticoids is one of the major hypotheses that has been proposed to explain this association. In animal models, a range of manipulations that increase fetal glucocorticoid load, 'programme' permanent changes in glucose and insulin metabolism and adiposity. This may be mediated by alterations in regulation of the hypothalamic-pituitary-adrenal (HPA) axis. In humans, low birthweight is associated with increased circulating glucocorticoid levels, and an increased cortisol response to physiological and psychosocial stressors, in child- and adulthood. This activation of the HPA axis is also associated with increased risk of development of diabetes and obesity in later life.
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Affiliation(s)
- Rebecca M Reynolds
- Endocrinology Unit, Centre for Cardiovascular Science, University of Edinburgh, Queen's Medical Research Institute, 47 Little France Crescent, Edinburgh EH16 4TJ, United Kingdom.
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36
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de Sá LBPC, Nascif SO, Correa-Silva SR, Molica P, Vieira JGH, Dib SA, Lengyel AMJ. Effects of ghrelin, growth hormone-releasing peptide-6, and growth hormone-releasing hormone on growth hormone, adrenocorticotropic hormone, and cortisol release in type 1 diabetes mellitus. Metabolism 2010; 59:1536-42. [PMID: 20189610 DOI: 10.1016/j.metabol.2010.01.021] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/11/2009] [Revised: 01/20/2010] [Accepted: 01/22/2010] [Indexed: 11/25/2022]
Abstract
In type 1 diabetes mellitus (T1DM), growth hormone (GH) responses to provocative stimuli are normal or exaggerated, whereas the hypothalamic-pituitary-adrenal axis has been less studied. Ghrelin is a GH secretagogue that also increases adrenocorticotropic hormone (ACTH) and cortisol levels, similarly to GH-releasing peptide-6 (GHRP-6). Ghrelin's effects in patients with T1DM have not been evaluated. We therefore studied GH, ACTH, and cortisol responses to ghrelin and GHRP-6 in 9 patients with T1DM and 9 control subjects. The GH-releasing hormone (GHRH)-induced GH release was also evaluated. Mean fasting GH levels (micrograms per liter) were higher in T1DM (3.5 ± 1.2) than in controls (0.6 ± 0.3). In both groups, ghrelin-induced GH release was higher than that after GHRP-6 and GHRH. When analyzing Δ area under the curve (ΔAUC) GH values after ghrelin, GHRP-6, and GHRH, no significant differences were observed in T1DM compared with controls. There was a trend (P = .055) to higher mean basal cortisol values (micrograms per deciliter) in T1DM (11.7 ± 1.5) compared with controls (8.2 ± 0.8). No significant differences were seen in ΔAUC cortisol values in both groups after ghrelin and GHRP-6. Mean fasting ACTH values were similar in T1DM and controls. No differences were seen in ΔAUC ACTH levels in both groups after ghrelin and GHRP-6. In summary, patients with T1DM have normal GH responsiveness to ghrelin, GHRP-6, and GHRH. The ACTH and cortisol release after ghrelin and GHRP-6 is also similar to controls. Our results suggest that chronic hyperglycemia of T1DM does not interfere with GH-, ACTH-, and cortisol-releasing mechanisms stimulated by these peptides.
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Affiliation(s)
- Larissa Bianca Paiva Cunha de Sá
- Division of Endocrinology, Universidade Federal de São Paulo, UNIFESP-EPM, Rua Pedro de Toledo 910, 04039-002-São Paulo, Brazil.
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Campbell JE, Király MA, Atkinson DJ, D'souza AM, Vranic M, Riddell MC. Regular exercise prevents the development of hyperglucocorticoidemia via adaptations in the brain and adrenal glands in male Zucker diabetic fatty rats. Am J Physiol Regul Integr Comp Physiol 2010; 299:R168-76. [PMID: 20393161 DOI: 10.1152/ajpregu.00155.2010] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
Abstract
We determined the effects of voluntary wheel running on the hypothalamic-pituitary-adrenal (HPA) axis, and the peripheral determinants of glucocorticoids action, in male Zucker diabetic fatty (ZDF) rats. Six-week-old euglycemic ZDF rats were divided into Basal, Sedentary, and Exercise groups (n = 8-9 per group). Basal animals were immediately killed, whereas Sedentary and Exercising rats were monitored for 10 wk. Basal (i.e., approximately 0900 AM in the resting state) glucocorticoid levels increased 2.3-fold by week 3 in Sedentary rats where they remained elevated for the duration of the study. After an initial elevation in basal glucocorticoid levels at week 1, Exercise rats maintained low glucocorticoid levels from week 3 through week 10. Hyperglycemia was evident in Sedentary animals by week 7, whereas Exercising animals maintained euglycemia throughout. At the time of death, the Sedentary group had approximately 40% lower glucocorticoid receptor (GR) content in the hippocampus, compared with the Basal and Exercise groups (P < 0.05), suggesting that the former group had impaired negative feedback regulation of the HPA axis. Both Sedentary and Exercise groups had elevated ACTH compared with Basal rats, indicating that central drive of the axis was similar between groups. However, Sedentary, but not Exercise, animals had elevated adrenal ACTH receptor and steroidogenic acute regulatory protein content compared with the Basal animals, suggesting that regular exercise protects against elevations in glucocorticoids by a downregulation of adrenal sensitivity to ACTH. GR and 11beta-hydroxysteroid dehydrogenase type 1 content in skeletal muscle and liver were similar between groups, however, GR content in adipose tissue was elevated in the Sedentary groups compared with the Basal and Exercise (P < 0.05) groups. Thus, the gradual elevations in glucocorticoid levels associated with the development of insulin resistance in male ZDF rats can be prevented with regular exercise, likely because of adaptations that occur primarily in the adrenal glands.
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Affiliation(s)
- Jonathan E Campbell
- School of Kinesiology and Health Science, Faculty of Health, Muscle Health Research Centre, York University, Canada
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Reynolds RM, Labad J, Strachan MWJ, Braun A, Fowkes FGR, Lee AJ, Frier BM, Seckl JR, Walker BR, Price JF. Elevated fasting plasma cortisol is associated with ischemic heart disease and its risk factors in people with type 2 diabetes: the Edinburgh type 2 diabetes study. J Clin Endocrinol Metab 2010; 95:1602-8. [PMID: 20130072 PMCID: PMC3971455 DOI: 10.1210/jc.2009-2112] [Citation(s) in RCA: 80] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
CONTEXT Increased activity of the hypothalamic-pituitary-adrenal (HPA) axis may underlie the metabolic syndrome, but whether circulating cortisol levels predict cardiovascular end points is less clear. People with type 2 diabetes are at increased cardiovascular disease risk and thus are suitable to study associations of plasma cortisol with cardiovascular risk. OBJECTIVE We aimed to assess whether altered HPA axis activity was associated with features of the metabolic syndrome and ischemic heart disease in people with type 2 diabetes. DESIGN AND SETTING We conducted a cross-sectional cohort study in the general community, including 919 men and women aged 67.9 (4.2) yr with type 2 diabetes (the Edinburgh Type 2 Diabetes Study). INTERVENTION We measured fasting morning plasma cortisol. MAIN OUTCOME MEASUREMENT Associations between cortisol levels, features of the metabolic syndrome, obesity, and ischemic heart disease were determined. RESULTS Elevated plasma cortisol levels were associated with raised fasting glucose and total cholesterol levels (P < 0.001). These findings remained significant after adjustment for potential confounding factors (P < 0.001). Elevated cortisol levels were associated with prevalent ischemic heart disease (>800 vs. <600 nmol/liter; odds ratio, 1.58; P = 0.02). This association remained significant after adjustment for duration and control of diabetes and other cardiovascular risk factors (P = 0.03). CONCLUSIONS The previously described associations between HPA axis activation and features of the metabolic syndrome are present among people with type 2 diabetes. Elevated plasma cortisol is also associated with a greater prevalence of ischemic heart disease, independent of conventional risk factors. Understanding the role of cortisol in the pathogenesis of ischemic heart disease merits further exploration.
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Affiliation(s)
- Rebecca M Reynolds
- Endocrinology Unit, Centre for Cardiovascular Science, Queen's Medical Research Institute, 47 Little France Crescent, Edinburgh EH16 4TJ, United Kingdom.
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Reynolds RM, Strachan MWJ, Labad J, Lee AJ, Frier BM, Fowkes FG, Mitchell R, Seckl JR, Deary IJ, Walker BR, Price JF. Morning cortisol levels and cognitive abilities in people with type 2 diabetes: the Edinburgh type 2 diabetes study. Diabetes Care 2010; 33:714-20. [PMID: 20097784 PMCID: PMC2845011 DOI: 10.2337/dc09-1796] [Citation(s) in RCA: 61] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
OBJECTIVE People with type 2 diabetes are at increased risk of cognitive impairment but the mechanism is uncertain. Elevated glucocorticoid levels in rodents and humans are associated with cognitive impairment. We aimed to determine whether fasting cortisol levels are associated with cognitive ability and estimated lifetime cognitive change in an elderly population with type 2 diabetes. RESEARCH DESIGN AND METHODS This was a cross-sectional study of 1,066 men and women aged 60-75 years with type 2 diabetes, living in Lothian, Scotland (the Edinburgh Type 2 Diabetes Study). Cognitive abilities in memory, nonverbal reasoning, information processing speed, executive function, and mental flexibility were tested, and a general cognitive ability factor, g, was derived. Prior intelligence was estimated from vocabulary testing, and adjustment for scores on this test was used to estimate lifetime cognitive change. Relationships between fasting morning plasma cortisol levels and cognitive ability and estimated cognitive change were tested. Models were adjusted for potential confounding and/or mediating variables including metabolic and cardiovascular variables. RESULTS In age-adjusted analyses, higher fasting cortisol levels were not associated with current g or with performance in individual cognitive domains. However, higher fasting cortisol levels were associated with greater estimated cognitive decline in g and in tests of working memory and processing speed, independent of mood, education, metabolic variables, and cardiovascular disease (P < 0.05). CONCLUSIONS High morning cortisol levels in elderly people with type 2 diabetes are associated with estimated age-related cognitive change. Strategies targeted at lowering cortisol action may be useful in ameliorating cognitive decline in individuals with type 2 diabetes.
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Affiliation(s)
- Rebecca M Reynolds
- Endocrinology Unit, Centre for Cardiovascular Science, Queen's Medical Research Institute, University of Edinburgh, Edinburgh, UK.
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Repetto EM, Sanchez R, Cipelli J, Astort F, Calejman CM, Piroli GG, Arias P, Cymeryng CB. Dysregulation of corticosterone secretion in streptozotocin-diabetic rats: modulatory role of the adrenocortical nitrergic system. Endocrinology 2010; 151:203-10. [PMID: 19940040 DOI: 10.1210/en.2009-0592] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
An increased activity of the hypothalamo-pituitary-adrenal axis resulting in exaggerated glucocorticoid secretion has been repeatedly described in patients with diabetes mellitus and in animal models of this disease. However, it has been pointed out that experimental diabetes is accompanied by a decreased glucocorticoid response to ACTH stimulation. Because previous studies from our laboratory demonstrate the involvement of nitric oxide (NO) in the modulation of corticosterone production, present investigations were designed to evaluate 1) the impact of streptozotocin (STZ)-induced diabetes on the adrenocortical nitrergic system and 2) the role of NO in the modulation of adrenal steroidogenesis in STZ-diabetic rats. Four weeks after STZ injection, increased activity and expression levels of proteins involved in L-arginine transport and in NO synthesis were detected, and increased levels of thiobarbituric acid reactive species, carbonyl adducts, and nitrotyrosine-modified proteins were measured in the adrenocortical tissue of hyperglycemic rats. An impaired corticosterone response to ACTH was evident both in vivo and in adrenocortical cells isolated from STZ-treated animals. Inhibition of NO synthase activity resulted in higher corticosterone generation in adrenal tissue from STZ-treated rats. Moreover, a stronger inhibition of steroid output from adrenal cells by a NO donor was observed in adrenocortical Y1 cells previously subjected to high glucose (30 mM) treatment. In summary, results presented herein indicate an inhibitory effect of endogenously generated NO on steroid production, probably potentiated by hyperglycemia-induced oxidative stress, in the adrenal cortex of STZ-treated rats.
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Affiliation(s)
- E M Repetto
- Departamento de Bioquímica Humana, Facultad de Medicina, Universidad de Buenos Aires, Centro de Estudios Farmacológicos y Botanicos-Consejo Nacional de Investigaciones Científicas y Técnicas (CEFYBO-CONICET), Buenos Aires, Argentina
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Riley AA, McEntee ML, Gerson L, Dennison CR. Depression as a Comorbidity to Diabetes: Implications for Management. J Nurse Pract 2009. [DOI: 10.1016/j.nurpra.2009.03.020] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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Astort F, Repetto EM, Martínez Calejman C, Cipelli JM, Sánchez R, Di Gruccio JM, Mercau M, Pignataro OP, Arias P, Cymeryng CB. High glucose-induced changes in steroid production in adrenal cells. Diabetes Metab Res Rev 2009; 25:477-86. [PMID: 19489000 DOI: 10.1002/dmrr.978] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
BACKGROUND Increased activity of the hypothalamic-pituitary-adrenal (HPA) axis, resulting in enhanced adrenocorticotropin (ACTH) and serum glucocorticoid levels, has been described in patients with diabetes mellitus and in animal models of this disease; however, altered steroid production by adrenocortical cells could result from local changes triggered by increased reactive oxygen species (ROS), induced in turn by chronic hyperglycaemia. Experiments were designed (1) to analyse the effects of incubating murine adrenocortical cells in hyperglycaemic media on the generation of oxidative stress, on steroid synthesis and on its modulation by the activity of haeme oxygenase (HO); and (2) to evaluate the effect of antioxidant treatment on these parameters. METHODS Y1 cells were incubated for 7 days with either normal or high glucose (HG, 30 mmol/L) concentrations, with or without antioxidant treatment. Parameters of oxidative stress and expression levels of haeme oxygenase-1 (HO-1), nitrite levels, L-arginine uptake and progesterone production were determined. RESULTS HG augmented ROS and lipoperoxide production, decreasing glutathione (GSH) levels and increasing antioxidant enzymes and HO-1 expression. Basal progesterone production was reduced, while a higher response to ACTH was observed in HG-treated cells. The increase in HO-1 expression and the effects on basal steroid production were abolished by antioxidant treatment. Inhibition of HO activity increased basal and ACTH-stimulated steroid release. Similar results were obtained by HO-1 gene silencing while the opposite effect was observed in Y1 cells overexpressing HO-1. CONCLUSIONS HG induces oxidative stress and affects steroid production in adrenal cells; the involvement of HO activity in the modulation of steroidogenesis in Y1 cells is postulated.
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Affiliation(s)
- F Astort
- Departamento de Bioquímica Humana, Facultad de Medicina, Universidad de Buenos Aires, CEFYBO (CONICET), Buenos Aires, Argentina
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Lee HS, Lee JS, Lee HP, Jeon CE. Diabetes, Depression and Doctor-Patient Relationship. KOREAN DIABETES JOURNAL 2009. [DOI: 10.4093/kdj.2009.33.3.178] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Hong-seock Lee
- Department of Psychiatry, Kangnam Sacred Heart Hospital, Hallym University Medical Center, Seoul, Korea
| | - Joong-seo Lee
- Department of Psychiatry, Kangnam Sacred Heart Hospital, Hallym University Medical Center, Seoul, Korea
| | - Heung-pyo Lee
- Department of Art Therapy, Daegu Cyber University, Daegu, Korea
| | - Chul-eun Jeon
- Department of Psychology, Chung-Ang University, Seoul, Korea
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Nascimento ABD, Chaves EC, Grossi SAA, Lottenberg SA. Correlação entre Inventário de Depressão de Beck e cortisol urinário em diabéticos tipo 2. ACTA PAUL ENFERM 2009. [DOI: 10.1590/s0103-21002009000400008] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
OBJETIVO: Verificar a correlação entre o cortisol urinário e o Inventário de Depressão de Beck em diabéticos do tipo 2. MÉTODOS: O cortisol urinário foi avaliado em uma amostra composta por 40 pacientes da Liga de Controle de Diabetes da Disciplina de Endocrinologia do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo e para a avaliação dos sintomas de depressão foi aplicado o Inventário de Depressão de Beck. RESULTADOS: Alta confiabilidade para o Inventário de Depressão de Beck(Alfa de Cronbach=0,920)e correlação significativa foi observada entre cortisol urinário e Inventário de Depressão de Beck(Spearman,r=0.523,p<0.001). CONCLUSÕES: Houve correlação entre cortisol urinário e Inventário de Depressão de Beck, demonstrando que estes indicadores são confiáveis na detecção de sintomas de depressão em diabéticos do tipo 2.
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Yi SS, Hwang IK, Chun MS, Kim YN, Kim IY, Lee IS, Seong JK, Yoon YS. Glucocorticoid receptor changes associate with age in the paraventricular nucleus of type II diabetic rat model. Neurochem Res 2008; 34:851-8. [PMID: 18758953 DOI: 10.1007/s11064-008-9836-0] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/21/2008] [Accepted: 08/12/2008] [Indexed: 12/25/2022]
Abstract
Diabetes is a metabolic disorder that is associated with the dysregulation of a number of systems within the body. In the present study, we investigated glucocorticoid receptor (GR) immunoreactivity and its protein levels in the paraventricular nuclei of 4-, 12-, 20- and 30-week-old Zucker diabetic fatty (fa/fa, ZDF) and in Zucker lean control (fa/+ or +/+, ZLC) rats, because the progressive induction of diabetes is detectable in this model after 7 weeks of age and chronic diabetic conditions are maintained after 12 weeks of age. GR immunoreactivity was detected in parvocellular paraventricular nuclei and this and GR protein levels were exponentially increased according to the ages. In particular, GR immunoreactivities and protein levels were markedly more increased in 30-week-old ZDF rats than in age-matched ZLC group and in younger ZDF group. The present study suggests that GR immunoreactivity and its protein level is associated with a degenerative phenotype in the hypothalamus of from 12-weeks old in the ZDF rat type II diabetes model.
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Affiliation(s)
- Sun Shin Yi
- Department of Anatomy and Cell Biology, College of Veterinary Medicine and BK21 Program for Veterinary Science, Seoul National University, Seoul, South Korea
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Inouye KE, Chan O, Yue JTY, Andrews M, Li Q, Matthews SG, Vranic M. The effect of long-term insulin treatment with and without antecedent hypoglycemia on neuropeptide and corticosteroid receptor expression in the brains of diabetic rats. Brain Res Bull 2008; 77:149-57. [PMID: 18672033 DOI: 10.1016/j.brainresbull.2008.07.001] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/08/2007] [Revised: 07/01/2008] [Accepted: 07/01/2008] [Indexed: 10/21/2022]
Abstract
We previously demonstrated that while diabetic animals receiving long-term insulin treatment exhibited some impairment in their corticosterone response to hypoglycemia, the stress response to hypoglycemia was completely absent when these animals were subjected to recurrent hypoglycemia. In the current study, we examined potential mechanisms that may contribute to defects in the adrenocortical response to hypoglycemia in long-term insulin-treated diabetic animals exposed to antecedent hypoglycemia. Whereas insulin-treated diabetic animals exhibited a significant rise in corticotrophin-releasing hormone (CRH) mRNA levels during hypoglycemia, exposure to antecedent hypoglycemia completely abolished this response. Moreover, expression of hippocampal mineralocorticoid receptors (MR) mRNA, which normally act to suppress hypothalamo-pituitary-adrenal activity, decreased in the normal control and insulin-treated diabetic groups in response to hypoglycemia, whereas MR mRNA levels remained at baseline in animals subjected to antecedent hypoglycemia. Interestingly, hippocampal glucocorticoid receptor (GR) mRNA levels decreased in all three treatment groups following the hypoglycemic clamp. While GR mRNA levels in the paraventricular nucleus were lower in normal controls following hypoglycemia, this trend just failed to reach statistical significance in the two diabetic groups. These data suggest that (1) recurrent hypoglycemia, much like uncontrolled diabetes, has a pronounced effect on hippocampal mineralocorticoid receptor mRNA expression that may prevent it, and presumably also the stress axis, from responding properly to a subsequent bout of hypoglycemia, and (2) while long-term insulin treatment was sufficient to restore some of these responses in diabetic animals, tighter glycemic control may be necessary to see full restoration of the stress response.
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Affiliation(s)
- Karen E Inouye
- University of Toronto - Department of Physiology, Medical Sciences Building, 1 King's College Circle, Toronto, ON M5S 1A8, Canada
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Jauch-Chara K, Schmid SM, Hallschmid M, Born J, Schultes B. Altered neuroendocrine sleep architecture in patients with type 1 diabetes. Diabetes Care 2008; 31:1183-8. [PMID: 18299444 DOI: 10.2337/dc07-1986] [Citation(s) in RCA: 54] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
OBJECTIVE The modulatory influence of nocturnal sleep on neuroendocrine secretory activity is increasingly recognized as a factor critical to health. Disturbances of sleep may arise from and contribute to the disease process in chronically ill patients with type 1 diabetes. RESEARCH DESIGN AND METHODS Using standard polysomnography and repetitive blood sampling, neuroendocrine sleep architecture was assessed under well-controlled nonhypoglycemic conditions in 14 type 1 diabetic patients and 14 healthy control subjects matched for age, sex, and BMI. RESULTS As expected, plasma glucose (P = 0.02) and serum insulin (P < 0.001) levels were constantly higher in type 1 diabetic patients than in healthy subjects throughout the night. Beside these characteristic alterations of glucose metabolism, type 1 diabetic patients displayed higher blood levels of growth hormone (P = 0.001) and epinephrine (P = 0.02) during the entire night and higher levels of ACTH (P = 0.01) as well as a tendency toward higher cortisol levels (P = 0.072) during the first night-half, compared with healthy control subjects. Patients spent slightly less time in slow wave sleep (P = 0.09) during the first night-half (where this sleep stage predominates), and overall exhibited an increased proportion of stage 2 sleep (P = 0.01). Correspondingly, assessment of mood and symptoms after sleep revealed that subjective sleep was less restorative in type 1 diabetic patients than in healthy subjects. CONCLUSIONS Our data indicate distinct alterations in the neuroendocrine sleep architecture of patients with type 1 diabetes, which add to the generally adverse impact of the disease on the patients' health.
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Affiliation(s)
- Kamila Jauch-Chara
- Department of Psychiatry and Psychotherapy, University of Lübeck, Lübeck, Germany
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Caetano MSS, Silva RDC, Kater CE. Increased diagnostic probability of subclinical cushing’s syndrome in a population sample of overweight adult patients with type 2 diabetes mellitus. ACTA ACUST UNITED AC 2007; 51:1118-27. [DOI: 10.1590/s0004-27302007000700015] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2007] [Accepted: 06/06/2007] [Indexed: 11/21/2022]
Abstract
Endogenous Cushing’s Syndrome (CS) is unusual. Patients with subclinical CS (SCS) present altered cortisol dynamics without obvious manifestations. CS occurs in 2-3% of obese poorly controlled diabetics. We studied 103 overweight adult outpatients with type 2 diabetes to examine for cortisol abnormalities and SCS. All collected salivary cortisol at 23:00 h and salivary and serum cortisol after a 1 mg dexamethasone suppression test (DST). Patients whose results were in the upper quintile for each test (253 ng/dL, 47 ng/dL, and 1.8 mg/dL, respectively for the 23:00 h and post-DST saliva and serum cortisol) were re-investigated. Average values from the upper quintile group were 2.5-fold higher than in the remaining patients. After a confirmatory 2 mg x 2 day DST the investigation for CS was ended for 61 patients with all normal tests and 33 with only one (false) positive test. All 8 patients who had two abnormal tests had subsequent normal 24h-urinary cortisol, and 3 of them were likely to have SCS (abnormal cortisol tests and positive imaging). However, a final diagnosis could not to be confirmed by surgery or pathology. Although not confirmatory, the results of this study suggest that the prevalence of SCS is considerably higher in populations at risk than in the general population.
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Knol MJ, Heerdink ER, Egberts ACG, Geerlings MI, Gorter KJ, Numans ME, Grobbee DE, Klungel OH, Burger H. Depressive symptoms in subjects with diagnosed and undiagnosed type 2 diabetes. Psychosom Med 2007; 69:300-5. [PMID: 17470664 DOI: 10.1097/psy.0b013e31805f48b9] [Citation(s) in RCA: 87] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
OBJECTIVE To investigate if disturbed glucose homeostasis or known diagnosis of diabetes was associated with depressive symptoms. The reason for the increased prevalence of depression in patients with Type 2 diabetes mellitus (DM2) is unknown. METHODS Within the Utrecht Health Project, an ongoing longitudinal study among inhabitants of a residential area of a large city in The Netherlands, 4747 subjects (age: 39.4 +/- 12.5 years) were classified into four mutually exclusive categories: normal fasting plasma glucose (FPG) (<5.6 mmol/l), impaired FPG (> or =5.6 and <7.0 mmol/l), undiagnosed DM2 (FPG > or =7.0 mmol/l), and diagnosed DM2. Presence of depressive symptoms was defined as a score of > or =25 on the depression subscale of the Symptom Check List (SCL-90) or self-reported use of antidepressants. RESULTS Diagnosed DM2 was associated with an increased risk of depressive symptoms (odds ratio (OR) = 1.69; 95% confidence interval (CI) 1.06-2.72) after adjustment for demographic and lifestyle variables. Additional adjustment for number of chronic diseases reduced the OR to 1.36 (95% CI 0.83-2.23). Impaired fasting glucose and undiagnosed DM2 were not associated with depressive symptoms. CONCLUSIONS Our findings suggest that disturbed glucose homeostasis is not associated with depressive symptoms. The increased prevalence of depressive symptoms among patients with diagnosed DM2 suggests that depressive symptoms might be a consequence of the burden of diabetes. The number of chronic diseases seems to explain part of the association between DM2 and depressive symptoms.
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Affiliation(s)
- Mirjam J Knol
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, Netherlands.
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Golden SH, Malhotra S, Wand GS, Brancati FL, Ford D, Horton K. Adrenal gland volume and dexamethasone-suppressed cortisol correlate with total daily salivary cortisol in African-American women. J Clin Endocrinol Metab 2007; 92:1358-63. [PMID: 17284636 DOI: 10.1210/jc.2006-2674] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
CONTEXT Population-based studies of associations between subclinical hypercortisolism and risk for disease states, such as type 2 diabetes mellitus, have been difficult to assess because of imprecise measures of glucocorticoid exposure. Alternative measures (salivary cortisol and adrenal gland volume) have not been systematically compared with 24-h urine free cortisol (UFC) in a healthy population. OBJECTIVE Our objectives were: 1) to determine whether 24-h UFC and total daily salivary cortisol correlated with each other, adrenal gland volume, and salivary cortisol after dexamethasone suppression and 2) to evaluate the association of adrenal gland volume with salivary cortisol after dexamethasone suppression. DESIGN, SETTING, AND PARTICIPANTS This was a cross-sectional study of 20 healthy, premenopausal African-American women aged 18-45 yr. MAIN OUTCOME MEASURES Salivary cortisol was assessed at six time points throughout the day simultaneous with 24-h UFC collection. Adrenal gland volume was measured by computed tomography scan. Dexamethasone-suppressed salivary cortisol was measured at 0800 h after administration of 0.5 mg dexamethasone at 2300 h the prior evening. RESULTS Dexamethasone-suppressed salivary cortisol levels correlated strongly with individual, timed salivary cortisol measurements, total daily salivary cortisol (rs=0.75; P=0.0001; n=20), and adrenal gland volume (rs=0.66; P=0.004; n=17). Total daily salivary cortisol and adrenal gland volume also correlated (rs=0.46; P=0.04; n=19). In contrast, 24-h UFC levels did not correlate with any of the other hypothalamic-pituitary-adrenal axis measures. CONCLUSION A dexamethasone suppression test or adrenal gland volume may be alternative measures for characterizing subtle subclinical hypercortisolism in healthy adults.
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Affiliation(s)
- Sherita Hill Golden
- Department of Medicine, Johns Hopkins University School of Medicine, Division of Endocrinology and Metabolism, 2024 East Monument Street, Suite 2-616, Baltimore, Maryland 21205, USA.
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