34 citations
,
March 2003 in “Veterinary Dermatology” Most dogs with alopecia had higher than normal levels of certain hormones, but hair loss might not always be linked to these hormone changes.
94 citations
,
August 2002 in “Experimental Dermatology” 17α-estradiol boosts aromatase activity in female hair follicles, potentially helping with hair loss.
46 citations
,
July 1974 in “The Journal of Clinical Endocrinology & Metabolism” Low estrogen and high testosterone may cause excessive hair growth in women.
14 citations
,
January 1980 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Both treatments reduced androgen levels and hair growth in women with hirsutism.
3 citations
,
December 2016 in “PubMed” Menstrual abnormalities in PCOS women may not greatly affect their metabolic and hormonal profile.
2 citations
,
March 2022 in “Research Square (Research Square)” Seasonal changes affect gene activity linked to hair growth in Angora goats, influencing mohair quality.
38 citations
,
May 2010 in “American Journal Of Pathology” 17β-Estradiol slows wound healing in male mice through estrogen receptor-α.
2 citations
,
May 2006 in “Women's Health Medicine” Ovulation disorders are a major cause of infertility and menstrual problems in women.
1 citations
,
October 2022 in “Current Opinion in Endocrinology, Diabetes and Obesity” Female pattern hair loss is common in women with polycystic ovarian syndrome.
378 citations
,
November 2011 in “Human reproduction update” Experts recommend using evidence-based methods to diagnose and treat hirsutism, focusing on symptoms and underlying causes.
21 citations
,
May 2022 in “Frontiers in Cell and Developmental Biology” Hair growth and health are influenced by factors like age, environment, and nutrition, and are controlled by various molecular pathways. Red light can promote hair growth, and understanding these processes can help treat hair-related diseases.
Equine Cushing's disease in horses causes hormonal imbalance, leading to symptoms like abnormal hair growth and requires lifelong treatment with pergolide.
May 2026 in “Journal of Investigative Dermatology” 1 citations
,
December 2018 in “Veterinary dermatology” The hair coat disorder in Schipperkes is similar to Alopecia X and involves increased androstenedione levels and hair cycle arrest.
42 citations
,
December 1976 in “PubMed” Cyproterone acetate and ethinylestradiol effectively reduce hirsutism and acne in women.
25 citations
,
October 2018 in “PloS one” Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.
37 citations
,
May 2018 in “Transgender health” Oral estradiol works for many transgender women but needs personalized dosing and monitoring.
195 citations
,
May 2003 in “Obstetrics and gynecology (New York. 1953. Online)/Obstetrics and gynecology” Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.
January 2012 in “Journal of Northwest A & F University” The Eda gene helps regulate the hair cycle in goats.
Nipple area expansion in mice needs both pregnancy hormones and mechanical strain.
53 citations
,
October 1984 in “Endocrine reviews” Excessive hair growth in women often has no known cause and is not linked to race or other hormonal symptoms.
2 citations
,
August 1995 in “Acta agriculturæ Scandinavica. Section A, Animal science” Adult male raccoon dogs shed their winter fur in spring and grow new fur for winter in autumn.
October 2024 in “Journal of the Endocrine Society” Ovarian stromal hyperplasia can cause high testosterone in postmenopausal women and is treated by removing the ovaries.
28 citations
,
March 2000 in “Obstetrics and gynecology clinics of North America” Hirsutism in teen girls is common, usually harmless, but can sometimes signal serious issues and is treatable.
January 2025 in “Haematology International Journal” These ovarian conditions cause high testosterone levels.
23 citations
,
April 2010 in “Comparative Biochemistry and Physiology Part C Toxicology & Pharmacology” The piRNA pathway genes are crucial in early development and may influence sex differentiation through hormone regulation.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” MEF2C is crucial for normal hair cycle progression.
19 citations
,
September 2004 in “Reviews in gynaecological practice” Effective hirsutism management requires identifying the cause, combining new and traditional treatments, and setting realistic expectations for patients.
June 1995 in “International Journal of Gynecology & Obstetrics” Cabergoline is more effective and has fewer side effects than bromocriptine for treating women with hyperprolactinemic amenorrhea.
10 citations
,
July 1994 in “Journal of Dermatological Science” Cyclosporin extends hair growth in mice, but high-dose corticosteroids block this effect.