38 citations
,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
34 citations
,
August 2002 in “British Journal of Dermatology” ALA-PDT is effective and safe for chronic X-ray dermatitis, providing complete or partial remission.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
33 citations
,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
31 citations
,
October 2016 in “PLoS ONE” The ubiquitin-mediated proteolysis pathway is crucial for hair follicle development in cashmere goats.
30 citations
,
July 2017 in “Stem cells and cloning” SVF-enhanced adipose transplantation shows potential as a hair loss treatment.
30 citations
,
March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
28 citations
,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
27 citations
,
June 2023 in “Nature” Senescent melanocytes can boost hair growth by activating hair stem cells.
27 citations
,
August 2018 in “Frontiers in Plant Science” High levels of auxin increase root hair growth by activating RSL2 and producing ROS, while high phosphate levels hinder growth by repressing RSL2.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
23 citations
,
January 2015 in “Stem cells international” Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.
22 citations
,
February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
21 citations
,
March 2021 Oral minoxidil effectively treats hair loss, with women needing lower doses (0.25 to 2.5 mg daily) and men needing higher doses (1.25 to 5 mg daily).
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
20 citations
,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
18 citations
,
August 2019 in “Journal of Cosmetic Dermatology” PRP therapy may increase hair density in pattern hair loss without serious side effects, but more research is needed.
18 citations
,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
17 citations
,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
16 citations
,
April 2021 in “International Journal of Molecular Sciences” Micro-current stimulation may promote hair growth more effectively than standard treatments.
16 citations
,
December 2019 in “Animals” Overexpressing Tβ4 in goats' hair follicles increases cashmere production and hair follicle growth.
16 citations
,
January 2016 in “International Journal of Medical Sciences” Wnt5a slows down hair growth by blocking a specific pathway during hair regeneration.
15 citations
,
July 2019 in “Journal of Investigative Dermatology” CBD can either reduce inflammation and not affect hair growth at low levels or inhibit hair growth at high levels.
15 citations
,
July 2008 in “Journal of Dermatological Science” Ephrin-A3 helps increase and speed up hair growth in baby mice.
14 citations
,
July 2021 in “Biomolecules” Centipeda minima extract helps hair grow by activating important growth signals and could be a promising hair loss treatment.
14 citations
,
December 2020 in “Journal of Investigative Dermatology” Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
13 citations
,
March 2021 in “British Journal of Pharmacology” KY19382 helps regrow hair and create new hair follicles.
13 citations
,
January 2016 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Minoxidil works faster and is more cost-effective for treating hair loss, but platelet-rich plasma microneedling can be an alternative for those who can't use minoxidil.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.