27 citations
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April 2017 in “European journal of endocrinology” The research found that MRI and certain hormone levels can help tell apart ovarian tumors from hyperthecosis in postmenopausal women, but tissue analysis is still needed for a definite diagnosis.
1 citations
,
May 2011 in “Journal of Obstetrics and Gynaecology” Hair loss in postmenopausal women due to ovarian hyperthecosis is rare, but removing the ovaries can significantly improve the condition.
October 2025 in “Journal of the Endocrine Society” Ovarian hyperthecosis can cause high testosterone and symptoms like hair loss, and surgery can help improve these symptoms.
November 2022 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone and excess hair in a woman, which was resolved after tumor removal.
2 citations
,
April 2021 in “Reproductive health of woman” Most women with polycystic ovary syndrome (PCOS) have menstrual issues, infertility, acne, and excessive body hair, with the most common type being the non-androgenic phenotype.
January 2025 in “JCEM Case Reports” Ovarian thecomas can cause virilization in postmenopausal women and are treated with surgery.
9 citations
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March 2023 in “GeroScience”
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.
44 citations
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May 2012 in “Endocrinology” High levels of androgens during early development may cause PCOS-like symptoms.
Ovulation inhibitors effectively treat menstrual issues and improve fertility but can have side effects.
14 citations
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September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
Oral contraceptives can affect skin and hair, improve acne, but may cause pigmentation, dermatitis, and other conditions.
February 2025 in “International Journal of Molecular Sciences” RORA plays a key role in controlling seasonal hair molting by affecting hair follicle cell activity.
135 citations
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August 1994 in “Clinical Endocrinology” Most women with hirsutism or androgenic alopecia had polycystic ovaries, especially if they had irregular periods.
20 citations
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July 2006 in “Veterinary dermatology” Melatonin helped some Pomeranian dogs regrow hair, but it wasn't linked to estrogen receptors.
4 citations
,
March 2021 in “Case Reports” A woman's excessive hair growth and masculine features were due to a rare benign ovarian tumor and endometrial cancer, which improved after surgery.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
20 citations
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January 1995 in “Cells tissues organs” Changing light periods synchronized wool growth cycles in sheep.
21 citations
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February 2003 in “Hormones and Behavior” Androgens boost certain nest-building behaviors and greatly reduce food intake in rabbits.
June 1995 in “International Journal of Gynecology & Obstetrics” Higher doses of oestradiol implants improve bone density in postmenopausal women.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
22 citations
,
February 2014 in “Arquivos Brasileiros De Endocrinologia E Metabologia” An 81-year-old woman's severe male hormone symptoms were caused by an ovarian tumor, which was treated with surgery.
2 citations
,
December 2024 in “BMC Genomics” Key genes and pathways control sheep hair growth phases.
41 citations
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March 2007 in “Steroids” New methods to make oxasteroids show promise for medical treatments like osteoporosis and breast cancer.
43 citations
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January 2006 in “PubMed” Androgens and estrogens are crucial for male reproductive health, affecting hormone levels and tissue function.
74 citations
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December 1995 in “The Journal of Clinical Endocrinology & Metabolism” Leuprolide plus estrogen is more effective than oral contraceptives for reducing hirsutism.
2 citations
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December 1994 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The treatment effectively reduced hair growth and was safe for patients with PCOS, but it needs better bleeding control.
8 citations
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September 2024 in “BMC Genomics” circCFAP20DC helps goat ovarian cells grow, aiding follicle development.
December 2025 in “Scientific Reports” Gut microbiota and metabolic pathways may play a key role in PCOS development.
2 citations
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October 2024 in “Archives of Dermatological Research”