9 citations,
December 2021 in “Androgens” Androgens like testosterone may help treat traumatic brain injury by reducing mitochondrial stress and inflammation.
2 citations,
April 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
Proper niche formation in Drosophila requires Slit-Robo signaling for cell migration.
October 2023 in “Current Issues in Molecular Biology” The YH complex, made from Astragalus membranaceus and Cinnamomum cassia, may help treat hair loss by promoting hair growth and follicle development.
253 citations,
April 2008 in “Current opinion in cell biology” Notch signalling helps skin cells differentiate and prevents tumors.
2 citations,
February 2022 in “Human Gene Therapy” Increasing miR-149 reduces hair follicle stem cell growth and hair development by affecting certain cell growth pathways.
11 citations,
May 2022 in “Chinese medicine” Alpinetin helps grow hair by turning on hair stem cells and is safe for use.
August 2020 in “Current psychopharmacology” Pregnancy and nursing increase certain brain activities in rats, but these changes disappear when the babies are taken away.
98 citations,
May 2016 in “Genes” Understanding wool keratin-associated proteins in sheep can help improve wool quality through selective breeding.
39 citations,
September 2007 in “BMC developmental biology” Neuregulin3 affects cell development in the skin and mammary glands.
36 citations,
August 2016 in “The Plant cell” A specific enzyme is crucial for the bean plant's relationship with certain beneficial soil bacteria and fungi.
June 2018 in “Journal of Dermatological Science” UV radiation may cause DNA changes in skin, certain UVB therapy helps psoriasis, a new gene mutation is linked to mild piebaldism, different immune cells affect psoriasis, a drug promotes hair growth, and some cancer drugs could treat skin barrier issues.
48 citations,
November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
10 citations,
October 2020 in “Microscopy and Microanalysis” Resveratrol helps prevent finasteride-induced damage in male rats, improving reproductive function.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
3 citations,
July 2022 in “Brain and Behavior” The HtrA1L364P mutation causes brain dysfunction and blood vessel damage.
May 2024 in “Ultramicroscopy” Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
51 citations,
January 2001 in “Biological & Pharmaceutical Bulletin” The bark of Myrica rubra contains compounds that can block testosterone effects and might help prevent hair loss.
13 citations,
January 2002 in “Biological chemistry” Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
52 citations,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
34 citations,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
20 citations,
December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
6 citations,
October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
3 citations,
October 2006 in “Journal of dermatology” X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
June 2023 in “Experimental dermatology” Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.
Hair fibers degrade and change color in very basic water.
1 citations,
September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
31 citations,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.