260 citations
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December 2012 in “Cold Spring Harbor Perspectives in Biology” Wnt signaling is crucial for skin development and health, and its disruption can cause skin diseases.
258 citations
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July 2016 in “Reproductive Biology and Endocrinology” The document concludes that insulin resistance is key in PCOS development and early treatment is crucial to prevent complications.
256 citations
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October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
255 citations
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October 1985 in “The Journal of Clinical Endocrinology & Metabolism” Spironolactone treatment increases the amount of testosterone available in the body.
251 citations
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October 2014 in “The Journal of Clinical Endocrinology & Metabolism” The guidelines advise against using testosterone and DHEA in women for most conditions due to safety and effectiveness concerns, but suggest considering testosterone for postmenopausal women with low sexual desire.
245 citations
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January 2018 in “Bone Research” TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.
245 citations
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January 1998 in “Genes & Development” Hoxc13 gene is essential for hair, nail, and papilla development.
242 citations
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February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
240 citations
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April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
234 citations
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December 1996 in “Journal of The American Academy of Dermatology” Middle-aged women with chronic telogen effluvium experience increased hair shedding but usually don't get significantly thinner hair.
228 citations
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January 2021 in “Journal of Neuroimmune Pharmacology” Men have more severe COVID-19 outcomes than women.
227 citations
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January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
225 citations
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April 2018 in “Journal of Investigative Dermatology” Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.
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December 2010 in “The Journal of Sexual Medicine” Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.
222 citations
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October 1993 in “Journal of The American Academy of Dermatology” Hair loss affects women's mental health more than men's, causing anxiety, low self-esteem, and social insecurity.
219 citations
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September 2009 in “European journal of epidemiology” The Rotterdam Study aims to understand various diseases in older adults.
218 citations
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December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
215 citations
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November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.
211 citations
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May 2013 in “Journal of Nutrition Health & Aging” MK-0773 safely increased muscle mass but did not improve muscle strength or function in elderly women with sarcopenia.
211 citations
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October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
209 citations
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March 1989 in “Journal of The American Academy of Dermatology” Interferon alfa-2a is effective for treating cutaneous T cell lymphoma but has significant side effects.
207 citations
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April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
205 citations
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March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
205 citations
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July 2009 in “Journal of Dermatological Science” Male and female skin differ in many ways, which could lead to gender-specific skin treatments.
204 citations
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May 2014 in “The Journal of Sexual Medicine” Hormone therapy for trans individuals is effective and generally safe in the short term.
203 citations
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December 2004 in “Journal of The American Academy of Dermatology” Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.
200 citations
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October 2009 in “European journal of endocrinology” Metformin helps manage polycystic ovary syndrome by improving insulin resistance and ovulation, but more research is needed on its full effects.
198 citations
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July 2011 in “Cochrane library” Lifestyle changes can improve body composition, excess male hormone levels, and insulin resistance in women with PCOS.
195 citations
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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.
192 citations
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March 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.