September 1976 in “PubMed” Hirsutism is excessive male-pattern hair growth mainly caused by ovarian hormones, and severe cases may require costly treatment with side effects.
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January 1997 in “Biochemical Pharmacology” Human liver enzyme DHEA ST helps process minoxidil.
April 2016 in “Journal of Investigative Dermatology” Boosting HGF signaling could improve the creation of hair follicles in lab-made skin.
2 citations
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March 2003 in “Endocrine Practice” The woman's symptoms and tests suggest her adrenal glands are producing too many male hormones.
1 citations
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January 2023 in “Journal of Clinical Medicine” A new hair restoration technology was found to effectively increase hair thickness, density, and growth, while reducing hair loss and improving scalp health, with no side effects.
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March 2006 in “Endocrine, metabolic & immune disorders. Drug targets” This enzyme helps metabolize fatty acids and isoleucine, and could be key in treating neurological diseases and certain cancers.
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January 1971 in “Archives of Dermatological Research” August 2011 in “Reproductive Toxicology”
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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.
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August 1991 in “Molecular Endocrinology” Human adrenals and gonads have a unique enzyme for steroid hormone production.
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March 2023 in “Archives of dermatological research” Increased HIF-1α is linked to the inflammation and severity of hidradenitis suppurativa, suggesting treatments that lower HIF-1α could help.
April 2017 in “Journal of Investigative Dermatology”
31 citations
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January 2003 in “Dermatology” Steroidogenic isoenzymes may help improve treatments for common hair loss.
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September 2004 in “Fertility and sterility” High androgen levels can cause excessive hair growth and may indicate serious health issues, including heart disease and fertility problems.
217 citations
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February 2009 in “The FASEB Journal” Gray hair is caused by hydrogen peroxide buildup, which damages hair color repair.
March 1997 in “The Lancet” Hirsutism is abnormal male-pattern hair growth in females due to excess androgens.
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February 2001 in “Journal of Dermatological Science” HGF activator helps convert HGF to its active form, promoting hair growth.
7 citations
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April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
January 2017 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Mice with a changed Hr gene lose and regrow hair due to changes in the gene's activity.
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December 2019 in “International Journal of Molecular Sciences” HB-EGF boosts the hair growth ability of stem cells, making it a potential hair loss treatment.
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February 2019 in “Journal of cellular physiology” TGF-β2 helps yak hair follicles enter the regression phase, while HSP70 tries to prevent it.
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February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
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January 1991 in “Mammalian Genome” 155 citations
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December 2002 in “Journal of Investigative Dermatology” Thyroid-related genes are active in skin cells and may affect autoimmune conditions.
June 2025 in “Stem Cell Research & Therapy” Isoproterenol may help treat hair loss by activating hair follicle stem cells.
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June 2022 in “Experimental dermatology” The SHJH hr mice with a mutated Hr gene show signs of faster skin aging due to poor antioxidative protection.
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January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
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April 2002 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A new gene mutation causes female pseudohermaphroditism due to glucocorticoid resistance.
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January 2017 in “Endocrinology” Genetic defects in testosterone production can cause hormonal and developmental disorders, and more research is needed to understand androgen regulation and develop safer treatments.
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August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.