Endocrine ResearchPub Date : 2024-02-01Epub Date: 2024-05-13DOI: 10.1080/07435800.2024.2353842
Yang Xiong, Xue Jiang, Qian Zhong, Yangchang Zhang, Haowen Zhang, Zhihong Liu, Xianding Wang
{"title":"Possible sarcopenia and risk of chronic kidney disease: a four-year follow-up study and Mendelian randomization analysis.","authors":"Yang Xiong, Xue Jiang, Qian Zhong, Yangchang Zhang, Haowen Zhang, Zhihong Liu, Xianding Wang","doi":"10.1080/07435800.2024.2353842","DOIUrl":"10.1080/07435800.2024.2353842","url":null,"abstract":"<p><strong>Introduction: </strong>Chronic kidney disease (CKD) is a common risk factor for sarcopenia. However, whether sarcopenia increases the risk of CKD remains unclear. To investigate the longitudinal and causal associations between possible sarcopenia and CKD, this study was performed.</p><p><strong>Methods: </strong>Possible sarcopenia was defined according to the Asian Working Group for Sarcopenia in 2019. Participants aged ≥ 40 years were recruited from the baseline survey of the China Health and Retirement Longitudinal Study and followed up for four years. Binary logistic regression was used to evaluate the cross-sectional and longitudinal associations between possible sarcopenia, low muscle strength, low physical performance and CKD. Propensity score matching was used to balance the intergroup differences. Subgroup and interactive analyses were adopted to identify potential interactive effects. Mendelian Randomization analysis was used to assess the causal association between appendicular lean mass (ALM) and CKD.</p><p><strong>Results: </strong>After data cleansing, a total of 7296 participants were included in the baseline survey. In the cross-sectional analyses, the odds ratios (ORs) of prevalent CKD were 1.50 (95% CI = 1.23-1.84, <i>p</i> < 0.001) for possible sarcopenia, 1.37 (95% CI = 1.10-1.70, <i>p</i> < 0.01) for low muscle strength and 1.42 (95% CI = 1.16-1.74, <i>p</i> < 0.001) for low physical performance in the full models. No significant interaction effects of covariates were detected (all <i>P</i> for interaction > 0.05). After four years of follow-up, an increased risk of incident CKD was also observed in participants with possible sarcopenia (OR = 1.66, 95% CI = 1.13-2.44, <i>p</i> = 0.010) and low physical performance (OR = 1.69, 95% CI = 1.16-2.45, <i>p</i> = 0.006), but not in participants with low muscle strength (OR = 1.19, 95% CI = 0.75-1.88, <i>p</i> = 0.469). In the Mendelian Randomization analysis, the inverse variance weighted estimator showed that a 1-standard deviation increase of genetically predicted ALM was associated with a lower risk of CKD (OR = 0.92, 95% CI = 0.85-0.99, <i>p</i> = 0.035). All the sensitivity analyses supported the main findings.</p><p><strong>Conclusions: </strong>Possible sarcopenia is an independent risk factor for CKD and may serve as a predictor of CKD for early identification and intervention.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"165-178"},"PeriodicalIF":1.5,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140911606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-02-01Epub Date: 2024-05-19DOI: 10.1080/07435800.2024.2353121
Jianhua Shi, Gaojun Yin, Zhiyun Shi, Shengjun Zhang, Jing Wei, Tao Xue, Xiaoqian Su
{"title":"Evaluation of the Effectiveness of In-Hospital Exercise Rehabilitation in Middle-Aged and Elderly Patients with Type 2 Diabetes Mellitus Combined with Sarcopenia Effect of Lifestyle Management on Disease Status in Patients with Type 2 Diabetes Mellitus.","authors":"Jianhua Shi, Gaojun Yin, Zhiyun Shi, Shengjun Zhang, Jing Wei, Tao Xue, Xiaoqian Su","doi":"10.1080/07435800.2024.2353121","DOIUrl":"10.1080/07435800.2024.2353121","url":null,"abstract":"<p><strong>Objective: </strong>The aim of this study was to explore the effects of in-hospital exercise rehabilitation on glucose and lipid metabolism and healthy physical fitness in middle-aged and elderly patients with type 2 diabetes mellitus (T2DM) combined with sarcopenia, and to provide a reference for the effective implementation of exercise rehabilitation for middle-aged and elderly patients with T2DM combined with sarcopenia in healthcare institutions.</p><p><strong>Methods: </strong>This study retrospectively included 122 patients with T2DM combined with sarcopenia treated at the General Hospital of Ningxia Medical University from August 2017 to August 2020 and randomly divided into a control group and an experimental group. The control group was given conventional treatment and the experimental group was given exercise rehabilitation in the hospital for 12 weeks to compare the indexes related to glucose and lipid metabolism and healthy fitness in the two groups.</p><p><strong>Results: </strong>After the intervention, the experimental group showed significant decreases in fasting blood glucose (FBG), glycated hemoglobin (HbA1c), insulin resistance index (HOMA-IR), triglycerides (TG), total cholesterol (TC), low-density cholesterol (LDL-C) and body fat percentage (<i>p</i> < 0.05), while high-density cholesterol (HDL-C), grip strength, lower limb extension, lower limb flexion, peak oxygen uptake were significantly higher (<i>p</i> < 0.05) and were more significant at 12 weeks compared to the 6-week intervention (<i>p</i> < 0.05). However, there were no significant changes in any of the glucose metabolism indicators in the control group before and after the intervention. A two-way repeated measures ANOVA showed that at control baseline levels, HbA1c decreased significantly in the experimental group after both 6 and 12 weeks of intervention compared to the control group (<i>p</i> < 0.05). After 6 weeks of intervention, the experimental group showed a significant decrease in body fat percentage and a significant increase in grip strength. After 12 weeks of intervention, the experimental group showed an increase in glycemic control from 33.3% to 73.3%, a significant decrease in body fat percentage and a significant increase in grip strength, lower limb extension and lower limb flexion strength and peak oxygen uptake.</p><p><strong>Conclusion: </strong>In-hospital exercise rehabilitation can effectively improve the glycemic and lipid profiles of patients with T2DM combined with sarcopenia and enhance their health fitness, with good clinical rehabilitation effects.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"154-164"},"PeriodicalIF":1.5,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140956755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-02-01Epub Date: 2024-05-09DOI: 10.1080/07435800.2024.2350428
Yuxiuzi Xiao, Yuanzheng Hou, Jing Zeng, Yanping Gong, Lichao Ma
{"title":"Association Between the Serum α-Klotho Level and Insulin Resistance in Adults: NHANES 2007-2016.","authors":"Yuxiuzi Xiao, Yuanzheng Hou, Jing Zeng, Yanping Gong, Lichao Ma","doi":"10.1080/07435800.2024.2350428","DOIUrl":"10.1080/07435800.2024.2350428","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to investigate the relationship between serum α-Klotho levels and insulin resistance (IR), a precursor to type 2 diabetes.</p><p><strong>Methods: </strong>The study analyzed data from 4,758 adult participants in the National Health and Nutrition Examination Survey (NHANES) spanning from 2007 to 2016. The relationship between α-Klotho concentration and IR was assessed using the Homeostatic Model Assessment of Insulin Resistance (HOMA-IR) and odds ratios (OR) derived from logistic regression models.</p><p><strong>Results: </strong>Results showed that every 1-ln increase in α-Klotho concentration raised the HOMA-IR value by 0.55 (95% confidence interval 0.35-0.74) and the odds of IR by 64% (odds ratio 1.64; 95% confidence interval 1.28-2.1). The odds of IR was 40% greater in highest tertile than in the lowest tertile.</p><p><strong>Conclusion: </strong>The findings of this study underscore a significant correlation between increased serum α-Klotho levels and the prevalence of IR.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"145-153"},"PeriodicalIF":1.5,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140897074","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-02-01Epub Date: 2024-04-26DOI: 10.1080/07435800.2024.2339934
Dan Chi, Mingqiang Zhu, Guanping Dong, Hui Gao, Wenqing Xiang, Qing Ye, Junfen Fu
{"title":"Family History of Type 2 Diabetes and Its Association with Beta Cell Function and Lipid Profile in Newly Diagnosed Pediatric Patients with Type 1 Diabetes.","authors":"Dan Chi, Mingqiang Zhu, Guanping Dong, Hui Gao, Wenqing Xiang, Qing Ye, Junfen Fu","doi":"10.1080/07435800.2024.2339934","DOIUrl":"10.1080/07435800.2024.2339934","url":null,"abstract":"<p><strong>Objective: </strong>The objective of this study was to explore the associations between a family history of type 2 diabetes (T2D) and beta-cell function, as well as lipid profile, in pediatric patients newly diagnosed with type 1 diabetes (T1D).</p><p><strong>Methods: </strong>A retrospective analysis was conducted on children under 14 years of age who were newly diagnosed with T1D at the Children's Hospital of Zhejiang University between August 2018 and August 2022. Clinical features, metabolic profiles, beta-cell function, and lipid profile were evaluated.</p><p><strong>Results: </strong>A total of 316 children were diagnosed with new-onset T1D. Among them, 28.2% had a family history of T2D. Patients with T1D who had a family history of T2D experienced a later onset of the disease (<i>p</i> = 0.016), improved HOMA2-%B levels (<i>p</i> = 0.003), and increased concentrations of HDL-C (<i>p</i> = 0.005). In addition, no statistically significant differences in age at onset, HOMA2-%B levels, or HDL-C were found when assessing the interaction between family history of T2D and type of diabetes mellitus (autoimmune T1D/idiopathic T1D).</p><p><strong>Conclusion: </strong>A family history of T2D may contribute to the heterogeneity of T1D patients in terms of HOMA2-%B levels and lipid profile. This highlights the significance of taking into account T2D-related factors in the diagnosis and treatment of T1D.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"117-123"},"PeriodicalIF":1.5,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140856767","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PKM2 is a Novel Osteoporosis-Associated Protein in Chinese.","authors":"Qing Xu, Chun-Hui Li, Chang-Hua Tang, Xiao-Li Huang, Long-Fei Wu, Xu Zhou, Shu-Feng Lei, Fei-Yan Deng","doi":"10.1080/07435800.2024.2310818","DOIUrl":"10.1080/07435800.2024.2310818","url":null,"abstract":"<p><p> Purpose:Osteoporosis is characterized by low bone mineral density (BMD) and high risk of osteoporotic fracture (OF). Peripheral blood monocytes (PBM) can differentiate into osteoclasts to resorb bone. This study was to identify PBM-expressed proteins significant for osteoporosis in Chinese Han elderly population (>65 years), and focused on two phenotypes of osteoporosis: low BMD and OF.</p><p><strong>Methods: </strong>Label-free quantitative proteomics was employed to profile PBM proteome and to identify differentially expressed proteins (DEPs) between OF (N=27) vs. non-fractured (NF, N=24) subjects and between low BMD (N=12) vs. high BMD (N=12) subjects in women. Western blotting (WB) was conducted to validate differential expression, and ELISA to evaluate translational value for secretory protein of interest.</p><p><strong>Results: </strong>We discovered 59 DEPs with fold change (FC)>1.3 (P<1×10-5), and validated the significant up-regulation of pyruvate kinase isozyme 2 (PKM2) with osteoporosis (P<0.001). PKM2 protein upregulation with OF was replicated with PBM in men (P=0.04). Plasma PKM2 protein level was significantly elevated with OF in an independent sample (N=100, FC=1.68, P=0.01). Pursuant functional assays showed that extracellular PKM2 protein supplement not only promoted monocyte trans-endothelial migration, growth, and osteoclast differentiation (marker gene expression), but also inhibited osteoblast growth, differentiation (ALP gene expression), and activity.</p><p><strong>Conclusion: </strong>The above findings suggest that PKM2 protein is a novel osteoporosis-associated functional protein in Chinese Han elderly population. It may serve as a risk biomarker and drug target for osteoporosis.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"92-105"},"PeriodicalIF":2.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139575371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Advances in Thyroid Organoids Research and Applications","authors":"Kaiyu Song, Yaqi Wang, Yuantao Wang, Wenjie Yao, Yuxiao Tang, Xinghan Tian, Xicheng Song, Jin Zhou","doi":"10.1080/07435800.2024.2303632","DOIUrl":"https://doi.org/10.1080/07435800.2024.2303632","url":null,"abstract":"Organoids are three-dimensional cellular aggregates derived from stem cells or primary tissues that can self-organize into organotypic structures and showcase the physiological functions of that or...","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":"6 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139463879","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-01-02Epub Date: 2024-01-04DOI: 10.1080/07435800.2023.2262034
Cong Zhang, Qian Xu, Chengye Xu, Kun Yang, Tian Xia, Wuying Hasi, Ming Hao, Hongyu Kuang
{"title":"Sex Differences in the Association Between AST/ALT and Incidence of Type 2 Diabetes in Japanese Patients with Nonalcoholic Fatty Liver Disease: A Retrospective Cohort Study.","authors":"Cong Zhang, Qian Xu, Chengye Xu, Kun Yang, Tian Xia, Wuying Hasi, Ming Hao, Hongyu Kuang","doi":"10.1080/07435800.2023.2262034","DOIUrl":"10.1080/07435800.2023.2262034","url":null,"abstract":"<p><strong>Objectives/introduction: </strong>The purpose of the current study was to investigate the association between Aspartate Transaminase (AST)/Alanine transaminase(ALT) and type 2 diabetes (T2DM) in nonalcoholic fatty liver disease (NAFLD) patients and to determine whether there were sex differences.</p><p><strong>Methods: </strong>In the retrospective study, we collected data on NAFLD patients (1, 896 men and 465 women) at Murakami Memorial Hospital from 2004 to 2015. Data were stratified by sex to investigate the association between AST/ALT and T2DM incidence by sex. Multiple regression analysis, smooth curve fitting model and subgroup analysis were used to determine the correlation, non-linear relationship and threshold effect between AST/ALT and T2DM.</p><p><strong>Results: </strong>In our study, 157 men and 40 women developed T2DM at follow-up. After adjusting for risk factors, AST/ALT was significantly associated with T2DM in men with NAFLD but not in women with NAFLD. The risk of T2DM increased as the AST/ALT ratio decreased. Besides, in male NAFLD patients, AST/ALT showed a non-linear relationship with T2DM, with an inflection point value of 0.964. When the AST to ALT ratio was below the threshold (AST/ALT <0.964), AST/ALT was significantly negatively associated with T2DM (HR = 0.177, 95% CI 0.055-0.568; <i>P</i> = 0.0036). In contrast, when AST/ALT >0.964, no significant association was found (HR = 3.174, 95% CI 0.345-29.167; <i>P</i> = 0.3074). Moreover, subgroup analysis showed that GGT could alter the relationship between AST/ALT and T2DM. In the group with GGT ≤ 40, AST/ALT was strongly associated with T2DM (HR = 0.24, 95% CI 0.09-0.66; <i>P</i> = 0.0059).</p><p><strong>Conclusions: </strong>These results suggested that there were sex differences in the association between AST/ALT and T2DM in NAFLD participants. A non-linear association between AST/ALT and T2DM was observed in males. AST/ALT in the normal GGT group (GGT ≤40) might better facilitate the early screening of T2DM.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"1-11"},"PeriodicalIF":2.1,"publicationDate":"2024-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41178322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-01-02Epub Date: 2024-01-04DOI: 10.1080/07435800.2023.2270763
Ana B Vargas-Antillón, Mildren Porchas-Quijada, Eloy A Zepeda-Carrillo, Rafael Torres-Valadez, José F Muñoz-Valle, Rafael Vázquez-Solórzano, Elia Valdés-Miramontes, Luis A Hernández-Palma, Zyanya Reyes-Castillo
{"title":"Antibodies Reactive to Leptin in Adults with Type 2 Diabetes and Its Relationship with Clinical, Metabolic and Cardiovascular Risk Parameters.","authors":"Ana B Vargas-Antillón, Mildren Porchas-Quijada, Eloy A Zepeda-Carrillo, Rafael Torres-Valadez, José F Muñoz-Valle, Rafael Vázquez-Solórzano, Elia Valdés-Miramontes, Luis A Hernández-Palma, Zyanya Reyes-Castillo","doi":"10.1080/07435800.2023.2270763","DOIUrl":"10.1080/07435800.2023.2270763","url":null,"abstract":"<p><strong>Background and aims: </strong>Patients with obesity and type 2 diabetes (T2D) have shown alterations in the affinity of IgG anti-leptin antibodies which are possibly related to metabolic alterations. In the present exploratory study, we analyzed serum samples from adults with T2D classified by body mass index (BMI) and evaluated the relationship of IgG anti-leptin antibodies with body composition, metabolic and cardiovascular risk parameters.</p><p><strong>Methods: </strong>Serum IgG anti-leptin antibodies (total, free and immune complexes fractions) were measured by in-house ELISA. Body composition, metabolic biomarkers (glucose, glycated hemoglobin, lipid profile, insulin, leptin) and cardiometabolic risk indexes (AIP, HOMA-IR, HOMA-ß) were evaluated in one hundred T2D patients.</p><p><strong>Results: </strong>Patients with T2D and obesity presented a decrease in the percentage of IgG anti-leptin immune complexes compared to patients with T2D and overweight (<i>p</i> < 0.0053). Negative correlations of IgG anti-leptin immune complexes with triglycerides (TG) (<i>r</i>=-0.412, <i>p</i> = 0.023) and VLDL-C (<i>r</i>=-0.611, <i>p</i> = 0.017) were found in normal weight T2D patients. Free IgG anti-leptin antibodies correlated positively with TC (<i>r</i> = 0.390, <i>p</i> = 0.032) and LDL-C (<i>r</i> = 0.458, <i>p</i> = 0.011) in overweight individuals with T2D. Finally, total IgG anti-leptin antibodies correlated positively with leptin hormone levels (<i>r</i> = 0.409, <i>p</i> = 0.024) and negatively with HOMA-IR (<i>r</i> =-0.459, <i>p</i> = 0.012) in T2D patients with obesity.</p><p><strong>Conclusions: </strong>The decrease of IgG anti-leptin immune complexes observed in patients with T2D and obesity suggests a reduction in antibody affinity to the hormone that may impact its transport and signaling, lipid, lipoprotein and insulin metabolism.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"12-21"},"PeriodicalIF":2.1,"publicationDate":"2024-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49675647","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-01-02Epub Date: 2024-01-04DOI: 10.1080/07435800.2023.2272629
Pankaj Pant, Havagiray Chitme, Reema Sircar, Ritu Prasad, Hari Om Prasad
{"title":"Differential Gene Expression Analysis of Human Ovarian Follicular Cumulus and Mural Granulosa Cells Under the Influence of Insulin in IVF Ovulatory Women and Polycystic Ovary Syndrome Patients Through Network Analysis.","authors":"Pankaj Pant, Havagiray Chitme, Reema Sircar, Ritu Prasad, Hari Om Prasad","doi":"10.1080/07435800.2023.2272629","DOIUrl":"10.1080/07435800.2023.2272629","url":null,"abstract":"<p><strong>Background: </strong>Polycystic ovarian syndrome (PCOS) is a commonly occurring reproductive disorder among the reproductive-aged women. Its global occurrence varies based on diagnostic guidelines, ethnicities, and locations of concern. Insulin resistance (IR) is commonly observed around 65-70% of women diagnosed with PCOS, representing a prevalent association. Consequently, the study was designed with an objective of illustrating the effect of insulin on mural and cumulus granulosa cells (GCs) of PCOS patients in comparison to normal ovulating women.</p><p><strong>Methodology: </strong>This study is a case-control design, wherein a total of 80 participants were recruited meeting criterion of inclusion and exclusion, divided into 8 groups with each group consisting of 10 samples. The process involves the isolation and culturing of mural granulosa cells (MGC) and cumulus granulosa cells (CGC) with and without exposure to insulin. The proteins released by untreated GCs and insulin-treated GCs were extracted, and complex protein mixtures were digested with trypsin, followed by tandem mass spectrometry analysis and data processing using bioinformatics.</p><p><strong>Results: </strong>We found 595 proteins in both control and PCOS samples, of which 310 were contributed by MGCs and 285 by CGCs. The PCOS MGCs expressed 20%, both the normal MGCs and CGCs have equal representation of 16% by each, whereas the PCOS CGCs proteins contributed 15% of the total of the proteomic expression. However, the poor expression observed with the Insulin exposure, the Insulin treated PCOS CGCs contributes 13%, PCOS MGCs contributes 8%. The normal MGCs upon the Insulin treatment give 8% then and there only 4% of proteins expressed by normal CGCs after Insulin treatment. The Venn analysis widened on their precise expression topographies. The examination of strings exhibited important protein-protein interaction pathways.</p><p><strong>Conclusion: </strong>This is a pioneering investigation aimed to establish the link between hyperinsulinemia in localized follicular GCs and PCOS mechanisms by comparing them to control group. The examination of various attributes, mechanisms, and traits shown by genes and proteins in individuals with PCOS compared to control populations, alongside the investigation of the dynamics of these genes and proteins following exposure to insulin, holds promise for the formulation of novel hypotheses and strategies in the identification of new biomarkers.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"22-45"},"PeriodicalIF":2.1,"publicationDate":"2024-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"50157393","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Endocrine ResearchPub Date : 2024-01-02Epub Date: 2024-01-04DOI: 10.1080/07435800.2023.2278049
Zhongyan Sun, Yadi Liu, Yonghua Zhao, Youhua Xu
{"title":"Animal Models of Type 2 Diabetes Complications: A Review.","authors":"Zhongyan Sun, Yadi Liu, Yonghua Zhao, Youhua Xu","doi":"10.1080/07435800.2023.2278049","DOIUrl":"10.1080/07435800.2023.2278049","url":null,"abstract":"<p><p>Diabetes mellitus is a multifactorial metabolic disease, of which type 2 diabetes (T2D) is one of the most common. The complications of diabetes are far more harmful than diabetes itself. Type 2 diabetes complications include diabetic nephropathy (DN), diabetic heart disease, diabetic foot ulcers (DFU), diabetic peripheral neuropathy (DPN), and diabetic retinopathy (DR) <i>et al</i>. Many animal models have been developed to study the pathogenesis of T2D and discover an effective strategy to treat its consequences. In this sense, it is crucial to choose the right animal model for the corresponding diabetic complication. This paper summarizes and classifies the animal modeling approaches to T2D complications and provides a comprehensive review of their advantages and disadvantages. It is hopeful that this paper will provide theoretical support for animal trials of diabetic complications.</p>","PeriodicalId":11601,"journal":{"name":"Endocrine Research","volume":" ","pages":"46-58"},"PeriodicalIF":2.1,"publicationDate":"2024-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72208869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}