8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
4 citations
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December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
338 citations
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April 2001 in “Current Biology” c-Myc activation in mouse skin increases sebaceous gland growth and affects hair follicle development.
54 citations
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September 1999 in “PubMed” K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
April 2023 in “Journal of Investigative Dermatology” Skin cells and immune cells change in a skin condition called hidradenitis suppurativa, and a certain treatment can improve these changes.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair follicles can be used to create heart muscle cells.
January 2025 in “International Journal of Trichology” Increased hair growth after a cast is temporary and harmless.
January 2007 in “Linchuang pifuke zazhi” HIF-1α in fibroblasts boosts hair growth and health.
62 citations
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June 1993 in “Archives of Dermatological Research”
4 citations
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January 2011 in “Dermatology” A patient grew extra hair on their ears after treatment for testicular cancer, possibly due to hormonal changes or genetics.
201 citations
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May 2001 in “Proceedings of the National Academy of Sciences” Overexpression of COX-2 in mice skin causes abnormal skin and hair development.
4 citations
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May 2021 in “The American Journal of Surgical Pathology” Cutaneous Lymphadenoma is a unique skin tumor with specific protein markers and common gene mutations that may cause continuous cell growth.
February 2026 in “Biomedicine & Pharmacotherapy” MLPH helps hair grow by activating IGF-1 signaling in hair cells.
Shh and Dhh affect skin development and can cause tumors, while Ihh does not.
July 2022 in “Journal of Investigative Dermatology” A specific mutation in Kras causes abnormal tissue changes by making a cell signal continuously active, which disrupts normal cell coordination.
February 2025 in “La Pediatria Medica e Chirurgica” The boy's Cushing's Disease was treated successfully, but he developed growth hormone deficiency.
11 citations
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January 2023 in “World Journal of Clinical Cases” Idiopathic hirsutism might not be truly idiopathic but could be an early stage of hyperandrogenic disorders.
18 citations
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June 1992 in “Acta Histochemica” Human hair follicles have a unique cell distribution and differentiation pattern during growth.
January 2026 in “MDPI (MDPI AG)” The hairy ear mutation in mice is linked to changes in gene expression affecting hair growth.
June 2015 in “Obstetrics, gynaecology and reproductive medicine” Hirsutism, excessive hair growth in women, is often caused by polycystic ovarian syndrome and is treated by targeting the cause, lifestyle changes, and medication.
April 2017 in “Journal of Investigative Dermatology” A virus protein can activate a pathway that may lead to abnormal hair follicle development.
21 citations
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June 2009 in “Mammalian genome” A new mutation in the Hr gene causes hair loss in mice, similar to a human hair disorder.
25 citations
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July 1994 in “Journal of Cell Science” Immortalized rat dermal papilla cells can still induce hair growth.
6 citations
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October 1989 in “PubMed” Optimized conditions and specific treatments enhance the growth of hair cells from C3H mice.
Rat hair follicle bulge cells can become nerve and glial cells, showing potential for neuroprotection.
22 citations
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May 2007 in “Molecular Biotechnology”
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
1 citations
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January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Injury boosts normal skin cell growth, reducing cancer cell advantage.
16 citations
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September 2009 in “Schweizer Archiv für Tierheilkunde” Adrenal tumors can cause high progesterone levels, mimicking symptoms of high cortisol.
1 citations
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March 2010 in “Internal medicine journal” A 72-year-old man with sudden taste issues and hair growth was diagnosed with a severe stomach cancer and died within 5 months.