May 2021 in “Dermatopathology” The review emphasizes the need to recognize skin conditions that affect hair follicles and sweat glands to avoid misdiagnosis.
November 2019 in “Harper's Textbook of Pediatric Dermatology” The document is a detailed medical reference on skin and genetic disorders.
March 2019 in “Nasza Dermatologia Online” A man had both alopecia areata and lichen planus, which is uncommon.
January 2012 in “The Japanese Journal of Veterinary Dermatology” The dog's hair loss healed on its own without treatment.
June 2011 in “International Journal of Dermatology” A man's red tattoo caused a skin reaction and hair loss in his beard, which improved after treatment.
25 citations
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March 2014 in “Experimental Dermatology” Leptin helps start the growth phase of hair.
438 citations
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October 2010 in “Oncogene” Keratins help protect cells, aid in cancer diagnosis, and influence cancer behavior and treatment.
417 citations
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September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
76 citations
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November 2009 in “Medical Clinics of North America” Hormones, especially androgens, play a key role in acne, which can be a symptom of systemic diseases like PCOS and may require targeted treatment.
62 citations
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August 2018 in “Frontiers in Endocrinology” Androgens are important for normal ovarian function and estrogen production, but may not be the main cause of follicle death.