December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
16 citations
,
September 2009 in “Schweizer Archiv für Tierheilkunde” Adrenal tumors can cause high progesterone levels, mimicking symptoms of high cortisol.
19 citations
,
July 2011 in “Microscopy and Microanalysis” The hair follicle bulge is an important area for adult stem cells involved in hair growth and repair, with potential for medical use needing more research.
5 citations
,
January 1989 Testosterone and dihydrotestosterone slow hair cell growth, while estradiol has no effect.
72 citations
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November 2012 in “PloS one” The protein folliculin, involved in a rare disease, works with another protein to control how cells stick together and their organization, and changes in this interaction can lead to disease symptoms.
54 citations
,
January 2016 in “Cell reports” Activating β-catenin in different skin stem cells causes various types of hair growth and skin tumors.
8 citations
,
March 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” The 14-3-3σ gene is essential for preventing hair loss.
January 2014 in “eScholarship (California Digital Library)” Lrig1 and Lgr6 stem cells help maintain hair follicles and influence skin cancer development.
January 2011 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Hyperthyroidism can hide signs of high androgen levels in females.
8 citations
,
July 2016 in “Oncotarget” Lgr5+ stem cells do not cause skin tumors.
October 2020 in “Journal of the American Society of Nephrology” Drospirenone can hide symptoms of certain hormonal disorders, complicating diagnosis.
421 citations
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September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.
24 citations
,
March 2017 in “Archives of Gynecology and Obstetrics” The study found that women with hyperandrogenic PCOS have higher levels of AKT1 and AKT2 proteins in their cells, which may lead to cell dysfunction.
86 citations
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February 2012 in “Journal of Clinical Investigation” Stem cells in hair follicles are diverse and change throughout the hair cycle.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
127 citations
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July 2002 in “EMBO journal” Normal skin cell renewal doesn't need RAR signaling, but vitamin A-related skin thickening does.
July 2020 in “Endocrine practice” A 13-year-old boy with Cushing syndrome has high cortisol levels from a pituitary gland issue and underdeveloped sexual characteristics.
11 citations
,
June 2019 in “Tissue & Cell” Hair stem cells produce a protein called COL17A1 that plays a key role in their development and is linked to hair thinning and baldness.
A new syndrome, Teelwani Syndrome, combines features of two rare genetic disorders.
18 citations
,
June 2014 in “Anais Brasileiros de Dermatologia” Clouston Syndrome can be linked to rare sweat gland tumors.
1 citations
,
September 2017 in “Zhonghua neifenmi daixie zazhi” Routine genetic testing is crucial for early diagnosis and better management of Turner’s syndrome with 21-hydroxylase deficiency.
June 2005 in “Journal of Investigative Dermatology” A bull with a gene mutation was asymptomatic, synthetic retinoids cause hair loss, and new therapeutic targets were identified for skin diseases.
8 citations
,
November 2009 in “The Neurologist/The neurologist” If someone has scaly skin, muscle stiffness, and intellectual disability, doctors should consider Sjogren-Larsson Syndrome, but other conditions if more symptoms are present.
April 2017 in “Journal of Investigative Dermatology” Scientists can control how skin stem cells divide by using different treatments.
October 2022 in “Endocrine journal” Testosterone and dihydrotestosterone treatments can help with penile growth in males with 5α-reductase type 2 deficiency, with dihydrotestosterone being more effective in infancy.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
2 citations
,
January 1986 in “PubMed” Spironolactone improved symptoms in women with hormonal imbalances and had few side effects.
27 citations
,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
6 citations
,
August 1975 in “Journal of Endocrinology” Cortisol and corticosterone thin mouse skin and regress hair follicles, while testosterone promotes skin and hair development.
171 citations
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June 2004 in “Journal of Investigative Dermatology” GLI2 activates GLI1, promoting skin tumor growth and hair development.