Search Results - "Thackray, Varykina G."
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Sex, Microbes, and Polycystic Ovary Syndrome
Published in Trends in endocrinology and metabolism (01-01-2019)“…Recent studies have shown that sex and sex steroids influence the composition of the gut microbiome. These studies also indicate that steroid regulation of the…”
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The Gut Microbiome Is Altered in a Letrozole-Induced Mouse Model of Polycystic Ovary Syndrome
Published in PloS one (05-01-2016)“…Women with polycystic ovary syndrome (PCOS) have reproductive and metabolic abnormalities that result in an increased risk of infertility, diabetes and…”
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Hyperactive LH Pulses and Elevated Kisspeptin and NKB Gene Expression in the Arcuate Nucleus of a PCOS Mouse Model
Published in Endocrinology (Philadelphia) (01-04-2020)“…Abstract Polycystic ovary syndrome (PCOS), a common reproductive disorder in women, is characterized by hyperandrogenemia, chronic anovulation, cystic ovarian…”
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Letrozole treatment of pubertal female mice results in activational effects on reproduction, metabolism and the gut microbiome
Published in PloS one (30-09-2019)“…Polycystic ovary syndrome (PCOS) is a common endocrine disorder in reproductive-aged women that is comprised of two out of the following three features:…”
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Intersection of Polycystic Ovary Syndrome and the Gut Microbiome
Published in Journal of the Endocrine Society (01-02-2021)“…Abstract The etiology of polycystic ovary syndrome (PCOS) remains unclear, although studies indicate that both genetic and environmental factors contribute to…”
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Exposure to a Healthy Gut Microbiome Protects Against Reproductive and Metabolic Dysregulation in a PCOS Mouse Model
Published in Endocrinology (Philadelphia) (01-05-2019)“…Polycystic ovary syndrome (PCOS) is a common endocrine disorder affecting ∼10% to 15% of reproductive-aged women worldwide. Diagnosis requires two of the…”
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Age- and Sex-Dependent Patterns of Gut Microbial Diversity in Human Adults
Published in mSystems (01-07-2019)“…Gut microbial diversity changes throughout the human life span and is known to be associated with host sex. We investigated the association of age, sex, and…”
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Hyperandrogenemia Induced by Letrozole Treatment of Pubertal Female Mice Results in Hyperinsulinemia Prior to Weight Gain and Insulin Resistance
Published in Endocrinology (Philadelphia) (01-09-2017)“…Abstract Women with polycystic ovary syndrome (PCOS) diagnosed with hyperandrogenism and ovulatory dysfunction have an increased risk of developing metabolic…”
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Letrozole treatment of adult female mice results in a similar reproductive phenotype but distinct changes in metabolism and the gut microbiome compared to pubertal mice
Published in BMC microbiology (12-03-2019)“…A majority of women with polycystic ovary syndrome (PCOS) have metabolic dysfunction that results in an increased risk of type 2 diabetes. We previously…”
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Distal Enhancer Potentiates Activin- and GnRH-Induced Transcription of FSHB
Published in Endocrinology (Philadelphia) (01-07-2021)“…Abstract FSH is critical for fertility. Transcription of FSHB, the gene encoding the beta subunit, is rate-limiting in FSH production and is regulated by both…”
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Insulin‐induced hypoglycaemia suppresses pulsatile luteinising hormone secretion and arcuate Kiss1 cell activation in female mice
Published in Journal of neuroendocrinology (01-12-2019)“…Stress suppresses pulsatile luteinising hormone (LH) secretion in a variety of species, although the mechanism underlying this inhibition of reproductive…”
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Metabolic dysregulation and gut dysbiosis linked to hyperandrogenism in female mice
Published in Endocrinology, diabetes & metabolism (01-01-2024)“…Introduction Polycystic ovary syndrome (PCOS) is a common endocrine pathology in women. In addition to infertility, women with PCOS have metabolic…”
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Genetic hypogonadal mouse model reveals niche-specific influence of reproductive axis and sex on intestinal microbial communities
Published in Biology of sex differences (06-11-2023)“…The gut microbiome has been linked to many diseases with sex bias including autoimmune, metabolic, neurological, and reproductive disorders. While numerous…”
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Gut Metabolites Are More Predictive of Disease and Cohoused States than Gut Bacterial Features in a Polycystic Ovary Syndrome-Like Mouse Model
Published in mSystems (26-10-2021)“…Polycystic ovary syndrome (PCOS) impacts ∼10% of reproductive-aged women worldwide. In addition to infertility, women with PCOS suffer from metabolic…”
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Harnessing the power within: engineering the microbiome for enhanced gynecologic health
Published in Reproduction & fertility (01-04-2024)“…Although numerous studies have demonstrated the impact of microbiome manipulation on human health, research on the microbiome's influence on female health…”
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Gut Microbial Diversity in Women With Polycystic Ovary Syndrome Correlates With Hyperandrogenism
Published in The journal of clinical endocrinology and metabolism (01-04-2018)“…Abstract Context A majority of women with polycystic ovary syndrome (PCOS) have metabolic abnormalities that result in an increased risk of developing type 2…”
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Constitutively active FOXO1 diminishes activin induction of Fshb transcription in immortalized gonadotropes
Published in PloS one (25-11-2014)“…In the present study, we investigate whether the FOXO1 transcription factor modulates activin signaling in pituitary gonadotropes. Our studies show that…”
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Sex, puberty, and the gut microbiome
Published in Reproduction (Cambridge, England) (01-02-2023)“…In brief Sex differences in the gut microbiome may impact multiple aspects of human health and disease. In this study, we review the evidence for microbial sex…”
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A Novel Letrozole Model Recapitulates Both the Reproductive and Metabolic Phenotypes of Polycystic Ovary Syndrome in Female Mice1
Published in Biology of reproduction (01-09-2015)“…Polycystic ovary syndrome (PCOS) pathophysiology is poorly understood, due partly to lack of PCOS animal models fully recapitulating this complex disorder…”
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Fox tales: Regulation of gonadotropin gene expression by forkhead transcription factors
Published in Molecular and cellular endocrinology (25-03-2014)“…•Loss of FOXD1 in the pituitary mesenchyme results in decreased Lhb transcription.•FOXL2 is essential for activin-induced Fshb transcription and FSH…”
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