9 citations
,
November 2021 in “Current Opinion in Genetics & Development” Wounds can cause new hair growth in adult mice, influenced by Wnt signaling.
9 citations
,
April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
9 citations
,
January 1998 in “Studia Anglica Posnaniensia: international review of English Studies” Wound-induced hair growth may help study regeneration and aging, but it's unclear if this ability decreases with age.
3 citations
,
March 1956 in “Journal of morphology” Vitamin A is essential for healthy skin and normal hair growth.
2 citations
,
July 2022 in “Frontiers in Medicine” The cause of Frontal fibrosing alopecia, a type of hair loss, is complex, likely involving immune responses and genetics, but is not fully understood.
2 citations
,
July 2022 in “Cutis” Diet may influence acne development.
March 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” Spiny mice have a unique skin structure that helps them heal and regenerate quickly.
November 2025 in “Scientific Reports” Notopterygii rhizoma et radix (Qiang Huo) can effectively treat psoriasis by reducing skin symptoms and inflammation.
December 2024 in “Frontiers in Genetics” EGFR and mTOR inhibitors may help manage Olmsted syndrome symptoms.
August 2023 in “Medical Hypotheses” Metformin, usually used for diabetes, can also help treat hair loss from alopecia areata due to its ability to reduce inflammation and stimulate new hair growth.
April 2017 in “Journal of Investigative Dermatology” Cow milk sugars increase fat production and inflammation in skin oil cells.
September 2009 in “Encyclopedia of Life Sciences” The KRTAP gene family helps understand hair evolution and hair disorders.
January 1995 in “Equilibrium Research” Birds can regenerate inner ear hair cells from supporting cells, and mammals show potential for similar regeneration.
28 citations
,
October 1985 in “The Journal of Cell Biology” Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.
1 citations
,
January 1992 in “Bangladesh Journal of Animal Science” Camel skin has typical mammalian layers, with hair follicles, glands, and muscles, varying by body area.
2 citations
,
November 2012 in “InTech eBooks” The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.
30 citations
,
November 2012 in “Proceedings of the Royal Society B Biological Sciences” Hard α-keratins stay stiff in water because the surrounding matrix keeps them dehydrated and strong.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
5 citations
,
October 2020 in “Experimental dermatology” A specific type of skin cell creates an opening for hair to grow out, and problems with this process can lead to skin conditions.
10 citations
,
November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
178 citations
,
October 2001 in “Genes & Development” The mutated hairless gene causes hair loss by acting as a new type of corepressor affecting thyroid hormone receptors.
43 citations
,
July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
15 citations
,
May 2017 in “Journal of Cellular Biochemistry” The hairless protein is important for skin, hair, and may influence cancer development.
10 citations
,
August 2014 in “PLoS ONE” Hair follicles can help diagnose traumatic brain injury quickly and non-invasively.
118 citations
,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
25 citations
,
August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
12 citations
,
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.
August 2024 in “Biophysics Reviews” Mammal hairs have different internal structures.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.