30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
June 2025 in “Rapid Communications in Mass Spectrometry” The new method improves protein extraction and analysis in hair, aiding biomedical and forensic work.
144 citations
,
May 1990 in “Journal of the American Academy of Dermatology” 7 citations
,
March 2018 in “Experimental Dermatology” Acne lesions don't show increased keratinocyte growth compared to healthy hair follicles.
17 citations
,
May 2022 in “Cells and Development”
10 citations
,
November 2018 in “Genetics in medicine” Lack of cystatin M/E causes thin hair and dry skin.
7 citations
,
November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
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.
11 citations
,
March 2004 in “Journal of Comparative Pathology” Norfolk Terriers have a genetic skin defect causing scaling and blisters due to a keratin issue.
1 citations
,
December 1997 in “Archives of dermatology” A 34-year-old woman had itchy black bumps on her face due to a condition called trichostasis spinulosa.
10 citations
,
December 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
18 citations
,
June 1992 in “Acta Histochemica” Human hair follicles have a unique cell distribution and differentiation pattern during growth.
133 citations
,
March 1999 in “Journal of Cutaneous Pathology” Trichoepitheliomas and some basal cell carcinomas likely come from hair follicle stem cells.
30 citations
,
September 2000 in “Journal of Dermatological Science” Fatty acid composition in human skin, mouth, and hair cells varies with keratinization, and cultured cells show essential fatty acid deficiency.
18 citations
,
January 2020 in “Acta dermato-venereologica” Over 67 genes linked to ichthyosis help improve diagnosis and treatment.
31 citations
,
March 1995 in “Journal of Investigative Dermatology” A specific gene mutation causes monilethrix in this family, and minoxidil treatment improves hair condition.
54 citations
,
January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
2 citations
,
March 1994 in “Oncology Reports” Keratoacanthomas and squamous cell carcinomas have similar keratin patterns, making them hard to tell apart.
January 2019 in “Durham e-Theses (Durham University)” Advanced microscopy shows hair damage and keratin proteins' roles, aiding future cosmetic treatments.
July 2025 in “Frontiers in Medicine” Mutations in the LIPH gene cause woolly hair in a child.
December 2025 in “American Journal of Dermatopathology” Keratin 19 may help diagnose and treat certain types of permanent hair loss.
90 citations
,
January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
6 citations
,
August 2008 in “Journal of Forensic Sciences” Recognizing specific tissue types on telogen hair roots can improve DNA typing.
November 2022 in “Journal of Investigative Dermatology” Neutrophils quickly respond to skin injury.
95 citations
,
March 2009 in “Differentiation” Gene expression in wool follicles changes with growth cycles, offering insights into wool and human hair growth.
4 citations
,
December 1995 in “Anthropologischer Anzeiger” Family members have similar hair protein patterns, which could be useful for genetic studies.
20 citations
,
August 2017 in “PLoS ONE” 61 functional keratin genes were identified in dogs and horses, leading to updated gene annotations.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.