19 citations
,
October 1996 in “International Journal of Dermatology” Pseudopelade is a rare inherited hair loss condition with a genetic cause.
3 citations
,
April 2023 in “Veterinary sciences” Researchers found genes that may explain why some pigs grow winter hair, which could help breed cold-resistant pigs.
April 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene variant causes patched hair loss in mice, similar to alopecia areata in humans.
75 citations
,
September 1985 in “Archives of dermatology” Two boys had a rare skin condition needing to be differentiated from similar disorders, with unclear inheritance due to few cases.
2 citations
,
August 1994 in “Archives of dermatology” A 19-month-old boy with a rare hair disorder showed mild improvement with treatment, but his family chose gentle hair care due to limited success.
41 citations
,
January 2001 in “Journal of Investigative Dermatology”
August 2024 in “Current Issues in Molecular Biology” Key genes and RNAs related to hair growth in sheep were identified, aiding future breeding improvements.
13 citations
,
July 2012 in “Pigment Cell & Melanoma Research” A mutation in the Adam10 gene causes freckle-like spots on Hairless mice.
55 citations
,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
The study found that different genes are active in cashmere goats' hair growth stages, which can help improve cashmere production.
February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
January 2014 in “Elsevier eBooks” The study concluded that genetic mutations affect human hair diseases and identified key genes and pathways involved in hair growth and cycling.
Knocking out the FGF5 gene in sheep increased wool production and hair-follicle density.
49 citations
,
April 2007 in “Pediatric Dermatology” Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
8 citations
,
January 2014 in “Indian Journal of Paediatric Dermatology” Congenital atrichia with papular lesions causes permanent hair loss and skin bumps from birth.
3 citations
,
January 2013 in “Dermatology” New genetic mutations causing hair loss were found in a Chinese family.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
June 2025 in “British Journal of Dermatology” Topical minoxidil may help improve hair growth in rare congenital hypotrichosis.
4 citations
,
January 2009 in “PubMed” A mutation in the KRT86 gene causes hair fragility in a Turkish family.
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.
5 citations
,
July 2009 in “Clinical and experimental dermatology”
3 citations
,
January 2019 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Pigs without the Hairless gene showed skin and thymus changes, useful for studying human hair disorders.
2 citations
,
May 2023 in “Journal of Advanced Research” Two mutations in KRT74 and EDAR genes cause sheep to have finer wool.
December 2022 in “Curēus” Genetic testing confirmed a young girl has Atrichia with Papular Lesions due to mutations in the hairless gene.
3 citations
,
March 2023 in “Biology” Genes affecting wool fiber thickness in Angora rabbits were identified, which could help breed finer wool.
Certain genetic markers can help predict wool production in U.S. sheep.
6 citations
,
May 2020 in “Scientific reports” Researchers identified genes and proteins that may influence wool thickness in sheep.
1 citations
,
August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.