25 citations
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November 2005 in “PubMed” Finasteride changes androgen receptor location in rat epididymis without altering tissue structure.
11 citations
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November 2006 in “Journal of Veterinary Diagnostic Investigation” An alpaca acted like a male and couldn't have babies because of a benign tumor in its ovary that caused high testosterone levels.
1 citations
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April 2011 in “The FASEB Journal” Progesterone-derived neurosteroids affect GABA-A receptor expression, influencing epilepsy during menstrual cycles.
October 2025 in “Journal of the Endocrine Society” Anastrozole can cause increased testosterone, leading to symptoms like hair growth and thinning.
A spayed dog with vaginal bone structures causing infection was successfully treated by removing the bones and administering medication.
5 citations
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October 2018 in “Sains Malaysiana” Testosterone reduces key molecules needed for early pregnancy in rats.
4 citations
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January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
30 citations
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December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
7 citations
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October 2017 in “Journal of exotic pet medicine” A guinea pig with ovarian cysts had a uterine infection and abnormal uterus lining due to a piece of hay inside it.
1 citations
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December 1971 in “PubMed” December 2015 in “OPAL (Open@LaTrobe) (La Trobe University)” Estrogen speeds up hair follicle cell death, causing early hair growth cycle changes, but only if a specific receptor is present.
January 2013 in “Reproductive Biology” 31 citations
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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.
6 citations
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April 2004 in “Journal of Enzyme Inhibition and Medicinal Chemistry” New progesterone-based compounds can block male hormones.
Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
5 citations
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December 2018 in “Frontiers in Endocrinology” Differences in androgen receptor expression and tissue properties may lead to higher cryptorchidism risk in certain rats.
89 citations
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August 2013 in “PloS one” Androgen receptors are active in many tissues of both male and female mice, not just reproductive organs.
January 2007 in “UKnowledge (University of Kentucky)” Steers with winter hair coats and reduced sweating struggled with heat, leading to less grazing and poor performance.
19 citations
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January 1974 in “Laboratory animals” Zinc deficiency in female rabbits causes poor health and reproductive issues.
4 citations
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August 2021 in “Theriogenology” Neurosteroids play a key role in controlling the brain-adrenal gland activity in pregnant sheep, both in normal and stressful situations.
12 citations
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February 2017 in “Journal of neuroscience research” Removing certain brain receptors in mice worsens seizure severity and response to treatment during hormone withdrawal.
9 citations
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August 2021 in “Biomedicines” 17β-estradiol boosts APE1/Ref-1 secretion in cells and mice via a calcium-dependent pathway.
February 2015 in “Oxford University Press eBooks” May 2025 in “VETERINARY SCIENCE TECHNOLOGIES OF ANIMAL HUSBANDRY AND NATURE MANAGEMENT” Poor-quality feed and low vitamin A cause reproductive issues in nutrias.
13 citations
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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.
11 citations
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July 1998 in “Journal of Investigative Dermatology” β-estradiol slows hair growth in mice.
August 2012 in “Open Repository and Bibliography (University of Liège)” A castrated dog developed hair loss and prostate issues from long-term exposure to estrogen cream.
21 citations
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December 2019 in “PloS one” The rat model showed early perimenopause with regular cycles and low hormones, and late perimenopause with irregular cycles and higher hormone levels.
January 2026 in “Elsevier eBooks” 2 citations
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January 1985 in “Theriogenology” Hormonal treatments affect cow fertility and early embryo development.