8 citations
,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
16 citations
,
January 2017 in “Physical chemistry chemical physics/PCCP. Physical chemistry chemical physics” The 3D structure of a key hair protein was modeled, revealing specific helical structures and stabilization features.
May 2026 in “Preprints.org” Dark-coated cats are more stressed, and adoption reduces stress in cats.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
11 citations
,
January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
3 citations
,
January 2025 in “动物学研究” The gene GJA1 is important for regulating coarse hair density in goats.
68 citations
,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
80 citations
,
March 2004 in “Neuropediatrics” Coats' Plus is a genetic disorder with eye abnormalities, brain calcification, poor growth, bone and skin issues, and movement disorders.
26 citations
,
August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
42 citations
,
January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
2 citations
,
December 2023 in “Royal Society of Chemistry eBooks” Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
11 citations
,
May 2013 in “Journal of Investigative Dermatology” KRTAP10 proteins help form the hair shaft's tough outer layer by interacting with specific hair keratins.
13 citations
,
February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
170 citations
,
January 2010 in “animal” Hair follicle growth and fiber production in animals are influenced by chemical signals, proteins, pigmentation, genetics, and nutrients.
August 2004 in “Veterinary Dermatology” More research is needed to understand coat funk in Alaskan malamutes.
64 citations
,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
90 citations
,
July 1993 in “Journal of Investigative Dermatology”
12 citations
,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
January 2024 in “Journal of camel practice and research/Journal of Camel Practice and Research” Certain genetic variations in camels affect hair coarseness.
56 citations
,
June 2010 in “Clinical and experimental dermatology” Coudability hairs are useful markers for alopecia areata activity.
10 citations
,
November 2013 in “Biochemistry and Molecular Biology Education” Keratins are crucial proteins for hair and nails, with a structure that helps teach protein principles.
1 citations
,
June 2025 in “Frontiers in Genetics” Key genes IRF2BP2 and EGFR are linked to Hetian sheep's double-coat fleece.
3 citations
,
January 2021 in “Veterinary dermatology” A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.
7 citations
,
January 1990
7 citations
,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
50 citations
,
February 2013 in “BMC evolutionary biology” Cetaceans lost hair due to changes in the Hr and FGF5 genes.
97 citations
,
March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.