May 2018 in “Journal of Investigative Dermatology” Activating Wnt in skin cells controls the number of hair follicles by directing cell movement and fate.
11 citations
,
June 2001 in “British Journal of Dermatology” c-Myc, Max, and Bin1 help hair follicle cells mature and die.
3 citations
,
December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
42 citations
,
July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
3 citations
,
August 1986 in “BMJ. British medical journal” Women with excessive hair growth often have hormonal issues and need medical advice and treatment.
11 citations
,
March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
52 citations
,
February 1986 in “Journal of Histochemistry & Cytochemistry” Some hair proteins are specific to hair, while others are also found in skin cells.
88 citations
,
March 2004 in “Journal of Investigative Dermatology”
September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.
January 2026 in “International Journal of Dermatology Research” Early recognition of loose anagen hair syndrome is important to prevent misdiagnosis and unnecessary treatments.
9 citations
,
January 2005 in “Experimental Dermatology” Human hair follicles can produce stress hormones like the body's main stress response system.
29 citations
,
July 2015 in “Journal of Medical Genetics” A genetic variant in the KRT25 gene causes tightly curled hair.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
December 2012 in “Journal of dermatological science” Hair follicles help attract immune cells to minor skin injuries.
1 citations
,
March 2017 in “Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego” Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
30 citations
,
May 1980 in “Journal of the American Academy of Dermatology” Alopecia areata can cause spotty white areas on nails.
May 2017 in “Journal of the American Academy of Dermatology” Monilethrix is a rare, inherited condition causing fragile hair and hair loss, with no cure but some treatments may help.
10 citations
,
January 2013 in “International Journal of Trichology” More vellus hairs in frontal scalp indicate early female pattern hair loss.
December 2025 in “Frontiers in Veterinary Science” Key genes like KRT27 and IGF-2 are crucial for hair follicle development in Qianhua Mutton Merino sheep.
286 citations
,
June 2012 in “Nature Immunology” Hair follicles help attract immune cells to the skin during stress.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
1 citations
,
August 2024 in “Journal of Morphology” Mammary glands evolved from hair organs in Monodelphis domestica.
12 citations
,
September 1990 in “The Anatomical Record” Human anagen hair follicles have unique carbohydrate patterns during keratinization.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
January 2025 in “International Journal of Trichology” Loose anagen hair syndrome in children often resolves on its own.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
60 citations
,
December 2003 in “Journal of Investigative Dermatology” K6hf is found in specific parts of hair follicles, nails, and tongue, and is linked to hair growth and structure.
344 citations
,
June 2006 in “American Journal Of Pathology” Human hair follicles can provide stem cells for regenerative medicine.