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February 1972 in “Proceedings of the National Academy of Sciences” A unique enzyme in guinea pig hair follicles helps form protein cross-links in hair.
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
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February 1991 in “Journal of Biological Chemistry”
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January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
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March 2019 in “PLoS ONE” A new method improves protein analysis in hair, aiding health and disease research.
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December 2022 in “Planta Medica” Combining enzymes papain and chymotrypsin with laser treatment reduces facial hair more effectively than laser alone.
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June 1993 in “Journal of Biological Chemistry” Human and mouse TGase3 enzymes are similar but differ near the activation site, crucial for their function in skin and hair development.
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November 2005 in “Archives of Dermatological Research” January 2011 in “Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)” New molecules can prevent cell death in hair follicles.
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December 2015 in “Journal of biological chemistry/The Journal of biological chemistry” Prostasin has two roles in skin: one for normal skin development without needing activation, and another for proper hair growth that requires activation.
December 2012 in “SWU eJournals System (Srinakharinwirot University)” Chemical hair removal can cause skin irritation and other issues, but natural alternatives are being explored.
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August 2011 in “PubMed” Hair and nail proteins, mainly keratins, are crucial for structure and can indicate health issues.
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September 2017 in “Proteomics. Clinical applications” Hair protein analysis could improve medical testing and understanding of hair characteristics.
December 2022 in “Biochemical and Biophysical Research Communications” HtrA2 activity is crucial for normal hair growth by regulating fat cell development.
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July 1993 in “Journal of Investigative Dermatology”
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January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
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November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
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January 2009 in “Nature Genetics” Certain mutations in a hair growth-related gene cause a type of genetic hair loss.
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August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
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November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
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January 2016 in “International Journal of Biological Macromolecules” Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.
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September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
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January 1989 in “Archives of Dermatological Research” The method effectively analyzes human hair proteins, especially nonfilamentous ones.
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
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November 2022 in “Journal of biomedical materials research. Part B, Applied biomaterials” Human hair proteins, especially keratins, can protect cells from oxidative stress in lab settings.