1 citations
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November 2007 in “Neuro-chirurgie/Neurochirurgie” Cyproterone acetate is a safe treatment that causes modest feminization in transgender female adolescents, and works better with added estrogens.
Finasteride may affect female fertility by altering gene activity.
29 citations
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October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
6 citations
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November 2018 in “Journal of molecular histology” Testosterone increases fluid secretion and aquaporin expression in the vas deferens, which is important for male fertility.
January 2024 in “Biology of sex differences” Dihydrotestosterone makes arteries stiffer in female mice by reducing estrogen receptor expression.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Disrupting the Tsc2 gene in certain cells leads to thicker skin, larger hair, and changes in hair growth signaling, which can be partly reversed with specific treatment.
71 citations
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February 2012 in “The American Journal of Human Genetics” A specific ATR gene mutation is linked to a hereditary oropharyngeal cancer syndrome.
14 citations
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September 2018 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A boy's growth and immune problems were caused by a new mutation in the STAT5B gene.
May 2018 in “The journal of immunology/The Journal of immunology” Mutations in the FOXN1 gene cause severe immune issues but don't affect hair and nails.
11 citations
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January 2013 in “Indian Journal of Endocrinology and Metabolism” A woman with a rare adrenal tumor and hormonal disorder had improved testosterone levels after surgery, but her menstrual irregularities continued.
10 citations
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March 2015 in “Journal of dermatology” The boy's severe skin disorder is caused by two new mutations in his TGM1 gene.
A TNFAIP3 gene mutation can cause unusual and varied symptoms of lupus and Sjogren's syndrome.
April 2020 in “Journal of the Endocrine Society” A woman's high testosterone and related symptoms were caused by overactive cells in her ovaries.
March 2024 in “Frontiers in endocrinology” A new MTX2 gene mutation caused a severe genetic disorder in a young Chinese girl.
February 2014 in “Revista Argentina de Cardiología” Androgens may increase arrhythmias in Brugada Syndrome, while Finasteride could reduce them.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing Sprouty genes in mice causes various hormone-related issues but does not increase cancer risk by one year of age.
July 2007 in “Journal of Reproduction & Infertility” Short-term finasteride use likely doesn't harm male fertility.
26 citations
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November 1993 in “Progress in Neuro-psychopharmacology & Biological Psychiatry” Treatment during development affects hormone balance and sexual behavior in male rats.
November 2021 in “Khyber Medical University Journal” A rare ovarian tumor caused a postmenopausal woman to develop male-like features, which improved after surgery.
88 citations
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September 2003 in “Clinical endocrinology” Hormone treatment for transsexual individuals is effective but carries risks like thromboembolic events and mood changes, with most side effects being minor and reversible.
4 citations
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August 2021 in “Pediatrics in review” DSDs are birth conditions causing unusual sex development, managed with personalized care and sometimes surgery, but still lack a standard treatment approach.
32 citations
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February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
Finasteride reduces prostate size and DHT in male mastomys but not in females.
July 2021 in “British Journal of Dermatology” The boy's genetic diagnosis of ectodermal dysplasia helped improve management and counseling for him and his sister.
71 citations
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August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
November 2025 in “Frontiers in Immunology” SQSTM1 gene issues may increase the risk of alopecia areata.
June 2021 in “Archives of Advances in Biosciences” Finasteride reduces sperm count and quality and alters hormone levels in mice.
July 2023 in “The Journal of Clinical Endocrinology and Metabolism” Gender-affirming hormone therapy improves physical performance in trans men to the level of cisgender men, while in trans women, it increases fat mass and decreases muscle mass, with no advantage in physical performance after 2 years.
24 citations
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January 2019 in “Theranostics” Loss of Pten in certain hair follicle stem cells increases skin cancer risk.