11 citations
,
June 2005 in “Postgraduate Medical Journal” Some infants temporarily grow scrotal hair, which usually disappears on its own without any health issues.
31 citations
,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” DNA methylation controls hair follicle gene expression in cashmere goats.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
December 2019 in “Journal of pediatrics & neonatology” A 13-year-old boy had a rare, stable type of hair loss with little chance of regrowth, but treatment is available for looks.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
3 citations
,
December 2024 in “Journal of Animal Science” LncRNA MSTRG.14227.1 hinders hair follicle development in cashmere goats, affecting cashmere quality.
January 1962 in “Archives of Dermatology” A 5-year-old girl has lipoid proteinosis, causing voice issues, hair thinning, skin lesions, and tongue movement problems.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
December 2022 in “Scientific Reports” Stem cells from whiskers can be transplanted to stimulate hair growth.
21 citations
,
June 2023 in “Proceedings of the National Academy of Sciences” Tightly curled scalp hair helps reduce heat from the sun, protecting against overheating.
28 citations
,
October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
8 citations
,
January 2014 in “BioMed Research International” Eclipta alba extract was found to be effective in promoting hair growth in hairless mice.
18 citations
,
March 2015 in “Journal of Dermatological Case Reports” Rectangular black granules, solitary yellow dots, and mostly single-hair follicles suggest Loose Anagen Hair Syndrome.
1 citations
,
January 2014 in “International Journal of Trichology” A patient with a rare hair condition and skin disorder showed hair improvement after treatment.
February 2022 in “Research Square (Research Square)” LGR5 is a marker found in hair follicle stem cells in various species and is important for hair growth and skin repair.
53 citations
,
October 2003 in “Developmental Biology” Too much Sonic Hedgehog protein stops hair growth in embryos.
April 2018 in “Journal of Investigative Dermatology” A new peptide, FOL-005, may help treat excessive hair growth by reducing a hair growth promoter, FGF7.
January 2010 in “Chinese journal of clinical anatomy” Hair follicles in C57BL/6 mice develop rapidly from late embryonic stages to shortly after birth, with key growth and regeneration phases identified.
3 citations
,
March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
15 citations
,
April 1970 in “PubMed” Netherton's syndrome may have a familial link and doesn't always include atopy.
February 2019 in “International Journal of Dermatology and Clinical Research” Nε-(carboxymethyl) lysine delays hair growth by blocking a key protein.
3 citations
,
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ILC1 cells contribute to hair loss in alopecia areata.
January 2019 in “International journal of dermatology, venereology and leprosy sciences” Hair loss in young adults is common and varies in pattern, cause, and type.
6 citations
,
June 2010 in “Dermatologica Sinica” Panfolliculoma is a rare, non-cancerous growth related to hair follicles.
5 citations
,
July 2019 in “Research Square (Research Square)” Yak hair growth is influenced by genes and hormones, helping them adapt to alpine environments.
12 citations
,
January 2013 in “International Journal of Genomics” The study identified key genes involved in goat hair growth.
5 citations
,
January 2016 in “International Journal of Trichology” Erlotinib can cause hair loss and texture changes.
86 citations
,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
40 citations
,
January 2010 in “International Journal of Trichology” Loose Anagen Syndrome is a hair condition where hairs can be easily pulled out, mainly affecting young girls, and may improve on its own or with treatment.