32 citations
,
December 2014 in “Journal of experimental botany” Certain proteins are essential for the growth of root hairs in barley.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
4 citations
,
January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
17 citations
,
June 2019 in “BMC genomics” Non-coding RNAs help control hair growth in cashmere goats.
38 citations
,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
December 2025 in “Animals” TGFBR1 slows down cell growth in fine-wool sheep hair follicles.
6 citations
,
January 2021 in “Journal of the mechanics and physics of solids/Journal of the Mechanics and Physics of Solids” The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
83 citations
,
May 2011 in “Experimental Dermatology” Sheep have 17 keratin genes, similar to humans, but with different expression patterns affecting wool and hair.
28 citations
,
April 1988 in “Archives of Dermatological Research”
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
January 2013 in “China Animal Husbandry & Veterinary Medicine” IGFBP-5 likely plays a key role in goat hair growth.
1 citations
,
January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
May 2020 in “Research Square (Research Square)” Researchers found four key stages of cell development that are important for hair growth and shedding in cashmere goats.
January 2012 in “Heilongjiang xumu shouyi” EGF and KGF affect wool fineness in Gansu alpine Merino sheep.
4 citations
,
January 2004 DanGuiBoHyulTangGami-Bang helps hair growth but doesn't extend the growth period or affect hair follicle cells significantly.
January 2018 in “Figshare” Melatonin helps Cashmere goats grow more hair by affecting genes and cell signals important for hair and blood vessel development.
4 citations
,
September 2003 in “Livestock Production Science” Epidermal growth factor reduces hair growth, but cortisol does not.
January 1957 in “Nihon Chikusan Gakkaiho” Rabbit hair color is influenced by the shape and distribution of pigment granules.
5 citations
,
January 2021 in “Animal Production Science” Lipid metabolism affects wool fiber diameter in sheep.
January 2021 in “Figshare” Melatonin helps Cashmere goat hair follicles grow by affecting stem cell signals and the surrounding microenvironment.
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” DNA methylation controls hair follicle gene expression in cashmere goats.
April 2025 in “International Journal of Advanced Research in Science Communication and Technology” Herbal hair gummies with ingredients like fenugreek and biotin may help hair growth and are safe and stable.
September 2019 in “Mağallaẗ al-ʿulūm al-ṭabīʿiyyaẗ wa-al-ḥayātiyyaẗ wa-al-taṭbīqiyyaẗ” Camel hair from Afif can be improved for textiles by adding chemicals or blending with other fibers.
Editing the FGF5 gene in sheep increases fine wool growth.
4 citations
,
July 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
2 citations
,
July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
February 2022 in “Research Square (Research Square)” Key genes influencing sheep hair follicle development were identified, aiding wool breeding and understanding human hair conditions.