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High levels of androgens during early development may cause PCOS-like symptoms.

Melatonin treatment made ferrets grow their fur earlier and affected their breeding time.

Flutamide, an antiandrogen, has minimal impact on female rat endocrine systems and does not significantly change their reproductive cycles.

Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.

Melatonin may help with sleep issues, depression, and cancer, but more research is needed.

Melatonin helps regulate hair growth and protects the hair follicle from stress.

The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.

Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.

The research identified and described a gene important for hormone conversion in endangered catfish, which varies in activity during different reproductive stages and after hormone treatment.

Heavily hunted wolves have higher stress and reproductive hormone levels.

The spiny mouse is a unique menstruating rodent that can help us understand menstruation and reproductive disorders.

Isoflavone may help manage PCOS symptoms, but its effectiveness is uncertain.

Human skin can make serotonin and melatonin, which help protect and maintain it.

Finasteride negatively affects fish reproduction and gonadal development.

Steroid hormones are crucial for body functions and have various medical uses, but their misuse can lead to dependence.

Certain genetic variations are linked to increased androgen levels in PCOS, but more research is needed to understand these connections fully.

DHT affects testicular development and regulates spermatogenesis in some fish.

Prenatally androgenized ewes can model increased hair diameter in women with PCOS.

Androgen receptors in the mouse brain may explain cognitive and mood changes in prostate cancer treatment.

Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.

Timing of light therapy affects horse coat growth, with photoperiod being crucial.

Finasteride can cause sexual dysfunction and depression, which may persist and require hormonal treatment.

High levels of cortisol in hair show long-term stress which can lower fertility in animals.

The new rodent model successfully mimics non-lean human PCOS symptoms.

Oxidative stress worsens PCOS by damaging cells and disrupting metabolism, suggesting antioxidant treatments might help.

A pineal tumor caused a boy's early puberty, which changed from peripheral to central after treatment.

PCOS causes infertility mainly due to hormonal imbalances, insulin resistance, and chronic inflammation.

Certain gene variations may protect against skin issues and oxidative stress in women with PCOS.

Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.

The article concludes that better diagnosis and management of Polycystic Ovarian Syndrome are needed to improve women's health and prevent related diseases.