September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” SELP::KP improves hair strength, elasticity, and health, making it a promising hair cosmetic.
A KRT32 gene variant causes loose anagen hair syndrome.
August 2024 in “Biophysics Reviews” Mammal hairs have different internal structures.
July 2023 in “Turkish journal of veterinary research” Wild boar bristles in Balıkesir vary in length and thickness but are unsuitable for species separation.
January 2021 in “Dermatology online journal” One twin girl has Loose anagen syndrome with poorly anchored hair, diagnosed with a simple hair pull test, while her identical twin does not have the condition.
January 2020 in “Columbia Academic Commons (Columbia University)” Certain genetic changes in the STX17 and KRT82 genes contribute to hair loss in alopecia areata.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
September 1978 in “PubMed” Chondroitin sulphate is more abundant than hyaluronic acid in skin and hair samples, except in gamma-keratosis.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The polyherbal shampoo effectively treats dandruff and is a safe, natural option.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The polyherbal shampoo effectively treats dandruff and is a safe, natural option.
February 2021 in “PubMed” A 2-year-old girl had a hair disorder not shared by her identical twin.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
4 citations
,
May 2017 in “Pediatric Dermatology” The study found that Short Anagen Syndrome results in short hair growth not due to hair fragility, and hair may grow longer after puberty.
Daily hair care may cause holes in hair fibers.
95 citations
,
January 2009 in “Journal of Biomedical Optics” Nanoparticles penetrate hair follicles better when their size matches the cuticula thickness.
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.
21 citations
,
December 2015 in “European journal of cell biology” Tight junctions create a barrier in pig hair follicles that controls what can enter the skin.
73 citations
,
January 2002 in “Journal of Investigative Dermatology” Epidermal stem cells don't use gap junctions to communicate.
25 citations
,
November 2020 in “Proceedings of the National Academy of Sciences” HoxC genes are crucial for normal hair and nail development.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
1 citations
,
January 2013 Glucosylceramides are essential for healthy skin and proper wound healing.
8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
January 2000 in “Medical Entomology and Zoology”
14 citations
,
February 2014 in “Experimental Cell Research” The conclusion is that teeth, hair, and claws have similar stem cell niches, which are important for growth and repair, and more research is needed on their regulation and potential markers.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
Mutant Cx43 causes slower wound healing and hair growth issues in ODDD.
52 citations
,
February 2012 in “PloS one” Lack of Ctip2 in skin cells delays wound healing and disrupts hair follicle stem cell markers in mice.