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July 2012 in “Journal of integrative agriculture/Journal of Integrative Agriculture” Hoxc13 is linked to seasonal hair growth in Cashmere goats and is affected by melatonin.
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December 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
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January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” Stretched hair has a similar structure to natural silk, showing hair's elasticity involves reversible changes within its molecules.
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March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
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April 2000 in “Mammalian Genome” A new mutation in mice causes crooked whiskers and messy hair.
The goat hair keratin gene is very similar to sheep's and is strongly expressed in goat hair follicles.
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January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
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January 2007 in “中国科学通报:英文版” Women's hair has more sulfur, and black hair has more calcium than white hair.
January 2025 in “BMC Genomics” Key genes and RNA networks regulate hair growth and follicle density in Rex rabbits.
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August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
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January 2018 in “Advances in experimental medicine and biology” Hair keratins evolved from ancient proteins, diversifying through gene changes, crucial for forming claws and later hair in mammals.
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January 2003 The evolution of mammal body hair remains a mystery.
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June 2000 in “Development” Notch pathway activation causes abnormal hair layer development.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
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August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.
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November 2010 in “Development” Hair follicles in mutant mice self-organize into ordered patterns within a week.
Hairless mammals evolved quickly in both gene and non-gene areas related to skin and hair.
February 2025 in “BMC Veterinary Research” Keratin proteins are crucial for hair growth in cashmere goats.
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November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
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