ArticleEndocrine2025
Interplay between elevated RAB5B gene expression and insulin resistance among women with PCOS-insights from a case-control study.
Article in Endocrine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
3 citing papers in PubMed.
- Insulin resistance, inflammation, oxidative stress and dysregulated WNT/β-Catenin signaling in polycystic ovary syndrome: A review.Molecular biology reports · 2026Review
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Authors and funding
5 authors.
Funding
Abstract
backgroundPolycystic ovary syndrome (PCOS) represents a multifaceted endocrine, reproductive, and metabolic disorder characterized by hyperandrogenism and hyperinsulinemia-induced insulin resistance (IR). Recent studies reported that the etiology of PCOS is likely correlated with genes involved in steriodogenesis, IR and glucose metabolism. Among the candidate genes in insulin signaling pathways, RAB5B, a small GTPase involved in vesicle trafficking, significantly impacts cellular pathways in ovarian follicular cells, leading to clinical and endocrine changes among women with PCOS. Additionally, RAB5B is crucial for insulin-mediated glucose uptake and is involved in PI3K, AKT, and MAPK/ERK pathways, affecting LHCGR-stimulated steroidogenesis. Despite extensive research, the precise molecular mechanisms underlying RAB5B mediated IR in PCOS remained elusive.
objectiveThe study aimed to explore the potential link between RAB5B gene expression and IR among women with PCOS. METHODOLOGY: A total of age matched 270 subjects were enrolled in this study including 135 PCOS women and 135 apparently healthy controls. These study participants were subjected to detailed medical history, clinical and physical examination. All subjects were further evaluated for biochemical, hormonal and RAB5B gene expression estimation. Expression levels of RAB5B gene were analyzed using gene-specific primers and the SYBR® Green PCR Kit (Qiagen, Germany) and their qPCR reaction mix, according to the manufacturer's guidelines. Student t-test and ANOVA were used to evaluate the differences in the means of various parameters.
resultsThe HOMA-IR (2.28 ± 1.4 vs. 1.36 ± 0.73) was significantly elevated among women with PCOS than controls (p < 0.05). We also found that the QUICKI (0.35 ± 0.04 vs. 0.37 ± 0.04), MATSUDA (12.59 ± 4.71 vs. 15.47 ± 4.33) and FGIR (11.56 ± 7.06 vs. 14.32 ± 8.66) were higher in controls than women with PCOS (p < 0.05). We also observed that women with PCOS had elevated levels of RAB5B mRNA levels when compared with apparently healthy controls. Bivariate correlation analysis among HOMA-IR stratified PCOS and control subjects revealed strong negative correlation between IR
conclusionOur study demonstrated that there is potential link between RAB5B gene expression and IR specifically in the context of IR indices among women with PCOS.
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Identifiers
39725769What Socratic holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.