Keratin peptides in hair may help identify gender and ethnicity, but more research is needed.
January 2022 in “Springer eBooks” January 2010 in “Springer eBooks”
19 citations
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August 1993 in “Journal of Cutaneous Pathology” Alopecia causes smaller hair follicles and affects growth-related structures.
6 citations
,
February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
142 citations
,
January 2010 in “Journal of dermatological science” Hair follicles are promising targets for delivering drugs effectively.
14 citations
,
September 2019 in “Forensic Science International Genetics” Hair keratin proteins can be reliably identified in hair as short as 0.12 cm, with 0.5 to 2 cm being the best length for analysis.
17 citations
,
June 1997 in “Baillière's clinical obstetrics and gynaecology” Scientists now better understand how human hair growth is controlled, including the roles of specific genes and proteins.
9 citations
,
July 2008 in “Archives of Dermatological Research” 17 citations
,
September 2005 in “International Journal of Dermatology” African hair is more fragile due to its unique shape and internal structure.
1 citations
,
August 1994 in “Journal of Cutaneous Pathology” Hair loss happens due to faster cell growth and fewer cells in affected follicles.
27 citations
,
April 1978 in “Journal of Forensic Sciences” Enzyme typing can reliably characterize human hair.
January 1961 in “The Journal of Anthropological Society of Nippon” Hair form in mixed-blood families varies due to hereditary twist-knots and pigment formation.
2 citations
,
March 1997 in “Hair transplant forum international” Transplanting rat whisker follicles can lead to successful hair growth after cutting them.
46 citations
,
September 2007 in “Journal of Investigative Dermatology”
2 citations
,
January 2000 in “Elsevier eBooks” The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.
September 2023 in “Skin Research and Technology” The paper suggests a way to diagnose male hair loss and check treatment results using a dermoscope at four specific scalp points.
94 citations
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May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
13 citations
,
May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
5 citations
,
July 2005 in “British journal of dermatology/British journal of dermatology, Supplement” A man grew hair on his penis, which is not common, and needed surgery to remove it.
2 citations
,
December 2024 in “JAAD reviews.” Modifying grooming techniques and using treatments like chemical depilatories or laser hair removal can help manage Pseudofolliculitis barbae.
106 citations
,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
8 citations
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January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
January 2005 in “Journal of Zhejiang University(Sciences Edition)” Yuyi hairless mice lose hair after birth, develop thick, loose skin with folds, and show disorganized skin structure as they age.
January 2025 in “Surgical & Cosmetic Dermatology” The gel may help hair regrow faster and improve skin after hair removal.
4 citations
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January 2000 Piedraia hortae fungi dissolve both the outer and inner layers of hair.