60 citations
,
June 2007 in “Pharmacology Biochemistry and Behavior” Blocking progesterone metabolism can cause depression-like behavior in mice.
11 citations
,
July 1998 in “Journal of Investigative Dermatology” β-estradiol slows hair growth in mice.
November 2023 in “JCEM Case Reports” A postmenopausal woman's excess male hormone symptoms improved after her ovaries were removed.
13 citations
,
August 2016 in “Reproduction” High doses of nandrolone decanoate disrupt ovarian hormones and receptors in rats, with recovery only at lower doses and longer recovery times.
32 citations
,
September 2011 in “Journal of Neuroendocrinology” Inhibiting 5α-reductase during late pregnancy shortens gestation, reduces litter size, and harms memory in rat offspring.
20 citations
,
April 2012 in “Fertility and Sterility” Finasteride causes lasting fertility decrease in rats.
February 2024 in “Pediatrics in review” A 15-year-old girl with missed periods was diagnosed with a pituitary disorder and treated with hormones and steroids.
19 citations
,
March 1994 in “Fertility and sterility” The combination therapy reduced hirsutism in women with PCOD and was well-tolerated.
30 citations
,
December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
1 citations
,
February 2022 in “Case reports in endocrinology” An unusual growth of Leydig cells in a woman's ovaries caused her excessive hair growth, which was treated successfully with surgery.
62 citations
,
December 1994 in “Journal of Endocrinology/Journal of endocrinology” Prolactin speeds up hair growth and moulting in cashmere goats.
1 citations
,
February 2024 in “Gynecological Endocrinology” Medroxyprogesterone acetate is as effective as oral contraceptives for resuming ovulation in women with PCOS.
3 citations
,
February 1992 in “Journal of veterinary medicine. Series A” The farm-raised blue fox had a delayed winter coat cycle and abnormal hormone levels, but its hair growth and hormone changes were still linked.
May 2026 in “Annals of Internal Medicine Clinical Cases” A postmenopausal woman with androgenic alopecia and hirsutism was found to have a Leydig cell tumor despite normal imaging, as indicated by elevated testosterone levels. Surgical removal of the tumor led to hormonal normalization and clinical improvement, highlighting the diagnostic challenge of detecting occult androgen-secreting tumors in postmenopausal women. This case emphasizes the importance of considering Leydig cell tumors in the differential diagnosis of postmenopausal hyperandrogenism, even when imaging does not reveal abnormalities.
February 2026 in “Journal of Psychosexual Health” Finasteride can cause long-lasting sexual dysfunction even after stopping the drug.
2 citations
,
November 2025 in “Journal of Ovarian Research” Reducing granulosa cell pyroptosis may improve oocyte maturation in PCOS.
April 2020 in “Journal of the Endocrine Society” The patient with a misplaced pituitary gland and interrupted pituitary stalk is being treated with hormone replacement.
January 2025 in “Human Reproduction Open”
6 citations
,
April 2017 in “Journal of Dermatological Science” Ovariectomized mice mimic postmenopausal hair loss, and estradiol helps maintain hair density.
14 citations
,
September 2017 in “Hormones and behavior” δ-GABAA receptors affect alcohol consumption based on the estrous cycle and influence movement regardless of the cycle.
5 citations
,
October 2010 in “General and Comparative Endocrinology” Flutamide and finasteride reduced sex hormones in pregnant hyenas, but increased them in males.
July 2023 in “Journal of the ASEAN Federation of Endocrine Societies” GnRH agonist effectively diagnoses and treats postmenopausal hyperandrogenism from ovarian sources.
7 citations
,
July 2014 in “Reproductive Biomedicine Online” The length of CAG repeats in the androgen receptor gene is linked to ovarian reserve but does not affect how the ovaries respond to stimulation.
February 2021 in “Facta Universitatis” Too much prolactin can cause menstrual problems, infertility, and sexual issues in women.
49 citations
,
May 2018 in “Endocrine” Women with regular menstrual cycles and PCOS have linked kisspeptin and LH hormone patterns, unlike those with irregular cycles.
1 citations
,
August 2015 in “PubMed” A woman with non-classic CAH had unusual heavy periods and high hormone levels, improved with treatment.
Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
68 citations
,
April 1965 in “General and Comparative Endocrinology” The pituitary gland controls seasonal fur color changes in weasels.
October 2010 in “Reproductive Biomedicine Online” Women with pituitary adenomas often have reproductive issues, like irregular periods and trouble getting pregnant, but not always breast milk production without pregnancy.
7 citations
,
March 2021 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Blocking prolactin increases the activity of secondary hair follicles in cashmere goats.