December 2022 in “Journal of Pharmaceutical Negative Results” Late onset of first period and irregular development of sexual traits in teenage girls can lead to poorer reproductive health.
February 2023 in “Cosmoderma” 5 citations
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June 1995 in “Comparative biochemistry and physiology. Part C. Comparative pharmacology and toxicology/Comparative biochemistry and physiology. C. Comparative pharmacology and toxicology” Removing mink's adrenal glands causes their summer fur to grow earlier.
5 citations
,
October 2011 in “Small ruminant research” Goat hair growth and follicle activity change with the seasons and differ between males and females.
7 citations
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January 2011 in “Veterinary Pathology” A horse with severe hair loss was diagnosed with alopecia areata and a yeast infection.
December 2022 in “Journal of Medical Case Reports” A 20-year-old woman was found to have a rare ovarian tumor causing symptoms like acne and a low-pitched voice, which disappeared after the tumor was removed.
3 citations
,
January 1990 in “Springer eBooks”
9 citations
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August 1952 in “The Journal of Clinical Endocrinology & Metabolism” A 17-year-old female with adrenogenital syndrome produces very high levels of androgens, which prevent complete feminization despite high estrogen doses.
20 citations
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June 1985 in “Toxicologic Pathology” Some steroid-induced health issues in rodents improved after stopping treatment, but hair loss and eye problems did not.
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
August 2022 in “Theriogenology” Neurosteroids affect prolactin levels in sheep differently depending on stress and pregnancy conditions.
June 2025 in “International Journal of Applied Pharmaceutics” A testosterone-induced hair loss model in mice was successfully created for future research and treatment testing.
December 2024 in “PLoS ONE” Alopecia in gray bats is most common and severe during lactation, likely due to stress and nutrition.
23 citations
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July 2003 in “Pharmacology, Biochemistry and Behavior” Finasteride blocks progesterone's effect on absence seizures in rats.
22 citations
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June 1993 in “Calcified Tissue International” Women with hyperandrogenic amenorrhea have similar bone density to healthy women but lower than androgenized women without amenorrhea, and high DHEAS levels might affect bone density.
A stable sheep ovarian cell line was created for studying reproduction and hormones.
9 citations
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April 1985 in “Canadian Journal of Zoology” Moose have unique interdigital glands with green hairs and larger glands during mating season.
1 citations
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August 2015 in “AACE Clinical Case Reports” A new gene mutation causes complete androgen insensitivity in a 16-year-old with a female appearance.
Cyproterone slightly inhibited hair growth in castrated mice, while tamoxifen significantly inhibited hair growth in castrated mice but not in normal mice.
12 citations
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February 2017 in “International journal of developmental neuroscience” Female guinea pigs exposed to less allopregnanolone before birth showed more anxiety-like behavior.
14 citations
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July 2016 in “Journal of Endocrinology” The equine epididymis mainly uses type 1 5α-reductase, and both finasteride and dutasteride can inhibit its activity.
Knee laxity varies with menstrual cycle phases, being highest during ovulation and menstruation, and is influenced by sex-steroids.
25 citations
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September 1977 in “Journal of Toxicology and Environmental Health” High doses of some contraceptive steroids cause health issues in dogs, but their relevance to humans is unclear.
18 citations
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August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
January 2000 in “Hair and its disorders: biology, pathology and management, 2000, ISBN 1853177997, págs. 137-152” 20 citations
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July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
The treatment changed hormone levels and increased sexual behavior in female capuchin monkeys.
31 citations
,
January 1989 in “The Prostate/The prostate” Estradiol and castration reduced prostate cancer development in rats when applied at early stages, but were ineffective after cancer was established.
January 2022 in “Journal of Morphological Sciences” A woman's rare ovarian tumor was treated with surgery, which stopped her symptoms and normalized her hormone levels.
5 citations
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January 2005 in “Journal of Enzyme Inhibition and Medicinal Chemistry” New steroids were effective in blocking male hormone receptors in hamster prostates.