May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
13 citations
,
June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
November 2025 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Sporadic trichoblastic neoplasms generally don't recur or spread, with one case showing a specific genetic fusion.
3 citations
,
July 1990 in “PubMed” Human hair follicles can grow and form structures in a collagen gel, useful for studying hair cell growth.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
March 1998 in “Journal of dermatological science” Protease Nexin-1 is found in human hair growth cells and is affected by male hormones.
23 citations
,
July 1997 in “British Journal of Dermatology” The inner root sheath is vital for hair follicle stability during growth changes.
14 citations
,
July 1983 in “Acta Dermato Venereologica” A method was developed to grow millions of hair cells from a single hair for research and storage.
990 citations
,
October 1999 in “Development” Activated LEF/TCF complexes are crucial for hair development and cycling.
81 citations
,
May 1986 in “Journal of Investigative Dermatology”
February 2013 in “Journal of the American Academy of Dermatology” Certain gene variations may increase the risk of alopecia, and platelet-rich plasma treatment can improve hair density in those with hair loss; a rare case of facial Becker's nevus was linked to uneven beard growth.
July 2025 in “Journal of Investigative Dermatology” Researchers created long-lasting, diverse skin organoids from mouse hair follicle stem cells, useful for studying skin.
2 citations
,
May 2014 in “PubMed” A 10-year-old boy was diagnosed with a rare scalp condition causing hair loss and treated with a topical cream.
July 2025 in “Journal of Drug Delivery Science and Technology” Hydrogel microneedles with special nanoparticles and growth factor improve hair growth better than minoxidil for hair loss treatment.
2 citations
,
February 2025 in “Journal of Investigative Dermatology” Progenitor cells randomly decide their roles to maintain hair follicle growth.
4 citations
,
June 1989 in “Archives of Dermatology” A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
7 citations
,
July 2006 in “Journal of cutaneous pathology” A 21-year-old had a rare developmental anomaly with a misplaced sebaceous gland in a hair follicle.
July 2025 in “Clinical Dermatology Review” A rare family case of multiple benign hair follicle tumors was identified, highlighting the need to distinguish them from similar conditions.
118 citations
,
January 1992 in “Experientia” January 2020 in “한국공업화학회 연구논문 초록집” Encapsulated hair cells in a special gel can help regenerate hair follicles, potentially treating hair loss.
38 citations
,
September 2017 in “Cancer Research” Boosting certain cell signals can prevent hair loss from cancer treatments.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
9 citations
,
January 1998 in “Studia Anglica Posnaniensia: international review of English Studies” Wound-induced hair growth may help study regeneration and aging, but it's unclear if this ability decreases with age.
November 2013 in “Institutional Repositories DataBase (IRDB)” Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
9 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
November 2022 in “Research Square (Research Square)” Seasonal changes affect hair growth genes in Angora goats, possibly influencing mohair quality.
1 citations
,
January 2019 in “Dermatology Online Journal” A rare skin condition appeared on a 19-year-old woman's scalp.
190 citations
,
October 2002 in “The FASEB journal” Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.
30 citations
,
November 2020 in “Journal of Advanced Research” Conditioned medium from keratinocytes can improve hair growth potential in cultured dermal papilla cells.
28 citations
,
March 2010 in “Histochemistry and cell biology” Skin cells can help create early hair-like structures in lab cultures.