98 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Keratin gene regulation is similar across mammals, affecting hair follicle differentiation.
January 2021 in “Research Square (Research Square)” Long noncoding RNAs may help understand rabbit hair follicle density.
January 2026 in “Frontiers in Animal Science” Gentile di Puglia sheep have finer wool and more lanolin than Sarda sheep.
Wnt10b promotes hair growth, while SFRP2 inhibits it in Wanxi Angora rabbits.
January 2012 in “Zhongguo shouyi xuebao” Sheep breeds show different keratin gene expression in the groin, linked to hair follicle density.
12 citations
,
December 2003 in “Gene” The ovine Hoxc-13 gene is crucial for hair formation and may have other skin functions.
2 citations
,
January 2006 in “Indian Journal of Veterinary Pathology” Trichophyton mentagrophytes causes skin issues and nutrient deficiencies in young sheep, especially in winter.
61 citations
,
February 1997 in “Differentiation” Hair differentiation starts earlier than thought, involving multiple type-II keratins.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
3 citations
,
July 2012 in “Sokoto Journal of Veterinary Sciences” As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.
70 citations
,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
42 citations
,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
30 citations
,
March 2019 in “Archives animal breeding/Archiv für Tierzucht” The KRTAP15-1 gene affects cashmere fiber thickness in goats.
6 citations
,
April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
88 citations
,
July 1958 in “Nature” Citrulline was found in hair follicle proteins for the first time.
22 citations
,
January 2006 in “Journal of Structural Biology” Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
18 citations
,
January 2013 in “Dermatology Online Journal” Trichofolliculoma is a rare skin bump on the face or scalp.
6 citations
,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
5 citations
,
February 2007 in “Cytology and genetics” Gene expression regulates keratin production for normal hair growth.
Transglutaminases help form strong hair by linking proteins, and can potentially alter hair properties.
1 citations
,
November 1981 in “PubMed” No clear conclusion available.
28 citations
,
October 1985 in “The Journal of Cell Biology” Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.
18 citations
,
September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
10 citations
,
September 2016 in “Animal genetics” Researchers identified key genes and proteins linked to wool growth in sheep.
7 citations
,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
276 citations
,
January 2005 in “International review of cytology” More research is needed to understand how hair keratins work and their role in hair disorders.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
71 citations
,
June 2005 in “Journal of Investigative Dermatology” PAD enzymes play a key role in hair growth and structure.
39 citations
,
February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
34 citations
,
April 2009 in “Skin Pharmacology and Physiology” Minoxidil affects cell growth in two ways: low doses increase growth, while high doses slow it down and can be toxic.