March 2019 in “The International Journal of Advanced Smart Convergence” Radish saponin extract may help grow hair in balding mice.
Dissecting cellulitis and folliculitis keloidalis cause intense inflammation without bacterial infection.
Hair growth is controlled by cell interactions and influenced by specific growth factors and hormones.
148 citations
,
September 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Alopecia areata is an autoimmune disorder causing hair loss, linked to specific hair follicle antigens and genetic factors.
122 citations
,
January 2006 in “Molecular & Cellular Proteomics” Human hair contains many proteins, with some being highly abundant and modified.
90 citations
,
December 2008 in “Journal of Investigative Dermatology” Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
82 citations
,
January 2006 in “International review of cytology” Vertebrate skin evolved to be more specialized and complex, especially in land animals.
64 citations
,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
36 citations
,
December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Two drugs, ritlecitinib and brepocitinib, improved scalp hair loss condition markers.
16 citations
,
October 2021 in “Trends in biotechnology” Future hair products will use ecofriendly proteins and peptides to improve hair health and appearance.
16 citations
,
November 2020 in “In Vitro Cellular & Developmental Biology - Animal” Microfollicles can effectively model human hair follicles for research and testing.
13 citations
,
November 2003 in “Humana Press eBooks” ES cells can be turned into hair follicle cells in a lab setting.
11 citations
,
October 2002 in “Genetics” A new mouse hair mutation, called hague, is semidominant and unstable, but the exact cause is unknown.
10 citations
,
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
5 citations
,
September 2021 in “Journal of Molecular Histology” LHX2, with other markers, can identify hair placodes in rats.
4 citations
,
April 2011 in “Stem Cell Reviews and Reports” The research helps understand how stem cells turn into hair follicle cells.
3 citations
,
January 2023 in “Science advances” The enzymes Tet2 and Tet3 are important for skin cell development and hair growth.
3 citations
,
January 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells from people with Epidermolysis Bullosa Simplex have abnormally placed and less active mitochondria.
1 citations
,
July 2023 in “Forensic science international. Genetics” Hair protein analysis might help identify a person's ethnicity, sex, and age in forensics.
1 citations
,
July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
84 citations
,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
34 citations
,
January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.
25 citations
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October 2000 in “Gene” Gene regulatory regions evolve faster than protein coding regions, allowing new gene relationships without changing transcription factors.
13 citations
,
July 2015 in “Archives of dermatological research” N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
12 citations
,
January 2001 in “Der Hautarzt” Trichorhinophalangeal syndrome causes hair, facial, and bone issues, with no specific treatment beyond gentle care.
7 citations
,
January 1997 in “International Biodeterioration & Biodegradation” Microsporum canis breaks down animal hair fastest in sheep and foxes, slowest in humans.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Trichoscopy is useful for diagnosing hair-pulling disorder.