September 2008 in “Acta Ophthalmologica” Hair follicle stem cells can become corneal-like cells with the right environment.
5 citations
,
December 2014 in “Medicine and Pharmacy Reports” Ciproterone acetate improves hair regrowth and acne in most female patients.
44 citations
,
April 1979 in “Journal of Ultrastructure Research”
January 2026 in “Современные проблемы науки и образования (Modern Problems of Science and Education)” 308 nm excimer phototherapy can help some people with alopecia areata regrow hair, especially if their condition is less severe.
June 2023 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” Impaired ABCA5 activity disrupts cholesterol balance in hair follicle cells, affecting hair growth.
26 citations
,
May 2001 in “British Journal of Dermatology” Pilomatrixomas likely originate from the hair matrix due to changes in hair keratin expression.
7 citations
,
February 2023 in “Inflammation and Regeneration” The protein interleukin-1 alpha helps regenerate hair follicles and increase stem cell growth in mice.
November 2016 in “Der Hautarzt” Hair thinning on top of the head is common in female androgenetic alopecia.
421 citations
,
September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.
10 citations
,
May 2012 in “PloS one” Low ERCC3 gene activity is linked to non-pigmented hair growth.
1 citations
,
January 2012 in “International journal of trichology” Sheep hair follicle cells can grow a lot but need the dermal papilla to do so.
Baricitinib helps regrow hair in teens with severe alopecia areata.
7 citations
,
February 1982 in “Australian Journal of Biological Sciences” Epithelial cells from young rat hair follicles grow and form aggregates in culture, but don't produce hair keratin proteins.
January 2017 in “Archives of clinical and biomedical research” Enhancing melanin's energy generation may help treat alopecia areata.
August 1969 in “Archives of Dermatology” After calciphylaxis, rats showed incomplete skin and hair regeneration, resembling scar tissue with fewer hairs.
133 citations
,
March 1999 in “Journal of Cutaneous Pathology” Trichoepitheliomas and some basal cell carcinomas likely come from hair follicle stem cells.
39 citations
,
April 1992 in “Development” Both cell and non-cell parts are important for rat whisker follicle regrowth.
February 2025 in “Dermatology and Therapy” Alopecia areata incognita causes sudden hair loss but usually improves with topical steroids.
58 citations
,
May 2004 in “British Journal of Dermatology” Diphenylcyclopropenone treatment helps hair growth in alopecia areata by promoting blood vessel growth and cell survival.
27 citations
,
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Hair loss in black women needs more research, early intervention, and community education.
1 citations
,
July 2012 in “Nasza Dermatologia Online” IL-1α levels are higher in alopecia areata patients, suggesting a role in the disease.
139 citations
,
August 2006 in “Molecular and Cellular Biology” Rac1 is vital for hair follicle health but not needed for skin maintenance.
297 citations
,
January 2002 in “Development” Overexpression of ΔNLef1 in mouse skin leads to hair loss, cysts, and skin tumors.
20 citations
,
December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
January 2022 in “Journal of clinical and diagnostic research” A rare skin bump with tiny hairs was successfully removed from a man's face.
Alopecia areata causes patchy hair loss but hair can regrow on its own.
October 2024 in “Dermatologica Sinica” ECM changes may play a role in hair loss, with differences between males and females.
1 citations
,
March 2023 in “Journal of the Turkish Academy of Dermatology” Temporal triangular alopecia may be linked to sebaceous nevus and shows a new pinkish background feature.
2 citations
,
May 1991 in “PubMed” Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.