September 2016 in “Springer eBooks” Looking older on the outside might be linked to aging faster on the inside and can be affected by lifestyle choices and health risks.
73 citations
,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
23 citations
,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” NF-κB is crucial for different stages and types of hair growth in mice.
18 citations
,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
14 citations
,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
2 citations
,
May 2019 in “Small ruminant research” Mutations in specific llama genes may affect fiber quality for textiles.
1 citations
,
December 2022 in “Applied Sciences”
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
32 citations
,
June 2013 in “Journal of Investigative Dermatology” Mice without certain skin proteins had abnormal skin and hair development.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
94 citations
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
92 citations
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November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
62 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
50 citations
,
December 2020 in “Bioactive Materials” Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.
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.
46 citations
,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
41 citations
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May 2018 in “Nutrition and healthy aging” Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
32 citations
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July 2018 in “Scientific Reports” Essential-oils-cobalt improves goat growth and product quality.
32 citations
,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
29 citations
,
December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.
28 citations
,
August 2013 in “Hypertension” Potassium channel openers help form elastic fibers in arteries and can treat elastin deficiency and hypertension.
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.
22 citations
,
August 2015 in “PloS one” Keratin from hair binds well to gold and BMP-2, useful for bone repair.
21 citations
,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
20 citations
,
December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
14 citations
,
March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
12 citations
,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
10 citations
,
November 2015 in “Elsevier eBooks” Modern wound dressings like hydrocolloids, alginates, and hydrogels improve healing and are cost-effective.