The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
38 citations
,
November 2020 in “International journal of biochemistry & cell biology” Keratin proteins are essential for keeping the cells in the human colon healthy and stable.
28 citations
,
September 1995 in “Biochemistry and Cell Biology” Merkel cells are more densely found in hairless skin areas like palms and soles.
June 2024 in “British Journal of Dermatology” A rare case of a transplant patient developing a skin condition linked to HPV-49.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
122 citations
,
January 2006 in “Molecular & Cellular Proteomics” Human hair contains many proteins, with some being highly abundant and modified.
28 citations
,
June 2012 in “International Journal of Molecular Medicine” Radiation damages hair stem cells and changes keratin expression, with Krt5 as a potential marker for radiation effects.
12 citations
,
January 2014 in “Menoufia Medical Journal” Dermoscopy improves diagnosis of hair and scalp disorders and can help avoid unnecessary biopsies.
2 citations
,
December 2024 in “BMC Genomics” Key genes and pathways control sheep hair growth phases.
May 2025 in “Journal of Extracellular Vesicles” Erythrocyte extracellular vesicles help hair growth and skin health.
11 citations
,
November 2021 in “JBMR plus” The vitamin D receptor can act without its usual activating molecule, affecting hair growth and skin cancer, but its full range of actions is not well understood.
14 citations
,
January 2015 in “Acta dermato-venereologica” Acitretin significantly reduced inflammatory attacks in a woman with Naevus Comedonicus Syndrome but caused side effects.
8 citations
,
October 2020 in “International Journal of Molecular Sciences” Nonanal from fruits and vegetables promotes hair growth by increasing growth factors.
1 citations
,
January 2009 A 25-year-old Malay fireman had skin bumps on his neck that were removed successfully after other treatments failed.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Inverted Follicular Keratosis is rare but should be considered in scalp lesion diagnoses for all ages.
5 citations
,
August 2014 in “Australasian journal of dermatology” Sorafenib can cause delayed skin problems, so patients need careful monitoring.
December 2023 in “Curēus” Surgical removal of a scalp keratoacanthoma is effective and prevents recurrence, but hair may not regrow.
8 citations
,
July 2014 in “Anais Brasileiros de Dermatologia” A man's scalp condition was misidentified as hair loss dots but was actually a common follicular disorder.
209 citations
,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
74 citations
,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
54 citations
,
January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
40 citations
,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
30 citations
,
November 2018 in “EMBO Reports” The Ovol2-Zeb1 circuit is crucial for skin healing and hair growth by guiding cell movement and growth.
9 citations
,
January 2017 in “Annals of Dermatology” The study found genetic differences related to hair development that may explain hair loss in a patient with Trichorhinophalangeal syndrome type I.
4 citations
,
September 2017 in “Skin appendage disorders” The dog with an Alopecia Areata-like condition showed signs of an autoimmune disease and partially regrew hair without treatment, suggesting dogs could be models for human AA research.
January 2015 in “Springer eBooks” Hair health is influenced by genetics, aging, and environmental factors, with proper care needed to maintain it.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
8 citations
,
April 1979 in “Journal of Cutaneous Pathology” Giant cells found in some male pattern baldness cases may help diagnose it and suggest hair is mistakenly seen as foreign by the body.
December 2025 in “Cureus” Topical treatments like AHAs, BHAs, and urea may help keratosis pilaris, but evidence is limited.