February 2026 in “Small Ruminant Research” The IRF2BP2 gene affects sheep fleece quality by influencing fiber traits.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
356 citations
,
December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
146 citations
,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
13 citations
,
January 2019 in “Skin appendage disorders” FAPD is a possible diagnosis for hair loss in patients of color and requires multiple evaluations for accurate diagnosis.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
46 citations
,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
27 citations
,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
10 citations
,
January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
7 citations
,
March 2018 in “Asian-Australasian journal of animal sciences” OCIAD2 and DCN genes affect hair growth in goats by having opposite effects on a growth signaling pathway and inhibiting each other.
6 citations
,
September 2009 in “European journal of histochemistry” CD90 is present on specific cells in dog hair follicles.
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.
2 citations
,
May 2019 in “Small ruminant research” Mutations in specific llama genes may affect fiber quality for textiles.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
January 2024 in “Biochemical and Biophysical Research Communications” Lack of zinc can cause hearing loss by damaging important parts of inner ear cells in mice.
50 citations
,
December 2020 in “Bioactive Materials” Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.
Understanding hair surface properties is key for effective hair care products.
73 citations
,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
46 citations
,
May 2012 in “Molecular and Cellular Endocrinology” Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.
41 citations
,
May 2018 in “Nutrition and healthy aging” Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
18 citations
,
September 2023 in “Nutrition Research Reviews” Higher fiber intake may reduce psoriasis severity, but more research is needed for effective dietary strategies.
18 citations
,
January 2019 in “Animal Biotechnology” A newly found RNA in Cashmere goats may play a role in hair growth and development.
17 citations
,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
16 citations
,
February 2017 in “Dermatology and Therapy” The new visual scale is a quick and effective way to measure hair loss in women.
14 citations
,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
14 citations
,
January 2001 in “Clinical chemistry” Hair can be used to measure cancer-related chemicals noninvasively.