235 citations,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
271 citations,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
30 citations,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
13 citations,
June 2020 in “Scientific reports” Melatonin stimulates the skin components of ram's scrotum during their non-breeding season.
6 citations,
June 2012 in “PloS one” A new mRNA variant of the SCF gene in sheep skin produces a shorter, different protein.
January 2012 in “Methods in pharmacology and toxicology” Hair follicle culture helps study hair growth but has limitations in modeling the full hair cycle.
6 citations,
May 2022 in “Frontiers in physiology” Injecting CHIR-99021 into goose embryos improves feather growth by changing gene activity and energy processes.
53 citations,
July 2011 in “Biomaterials” Human liver cells stick to hair protein materials mainly through the liver's asialoglycoprotein receptor.
42 citations,
June 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” PAI-2 helps in the maturation and protection of hair and nail cells.
July 2023 in “Frontiers in veterinary science” Certain long non-coding RNAs are important for controlling hair growth cycles in sheep.
51 citations,
January 2007 in “Animal Genetics” The gene for slick hair in Senepol cattle is located on chromosome 20 and may involve the SRD5A2 gene.
51 citations,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
2 citations,
April 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
7 citations,
March 2021 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Blocking prolactin increases the activity of secondary hair follicles in cashmere goats.
15 citations,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
June 2023 in “Animal Bioscience” Vimentin and transthyretin proteins are linked to black coat color in sheep.
3 citations,
August 2023 in “Genes” The document concludes that various signaling pathways and genetic factors are crucial for chicken feather development, affecting poultry quality.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” Zinc levels in body fluids can help diagnose zinc deficiency in lambs, with fecal zinc as an early indicator.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
16 citations,
January 2010 in “Springer eBooks”
53 citations,
November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
23 citations,
January 2015 in “Stem cells international” Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.
1 citations,
January 1996 in “Springer eBooks” Diet affects baldness; eat balanced, less animal fat, more fruits, vegetables, and cereals.
19 citations,
September 1995 in “Food and nutrition bulletin” Leucaena leucocephala is nutritious but needs careful processing to remove toxins.
10 citations,
April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
125 citations,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
61 citations,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.