New methods to classify curly hair types were developed based on shape and strength.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
November 2020 in “INDIAN JOURNAL OF APPLIED RESEARCH” Women with hair loss have weaker hair that breaks more easily.
June 2020 in “Journal of Investigative Dermatology” Hair shaft malformation contributes to Central Centrifugal Cicatricial Alopecia.
Hair cortisol may help identify adrenal insufficiency in sickle cell disease patients.
Distal hair cortisol is not a reliable measure of early pregnancy cortisol levels.
Prussian Blue causes hair cuticles to detach, weakening the hair.
January 2012 in “Jounal of The Korean Society of cosmetology” Applying conditioner mid-treatment reduces hair damage during perms.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
May 2010 in “International Journal of Cosmetic Science” Mercaptans make hair more prone to damage, with reduced hair being more affected than permed hair.
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
25 citations
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February 2019 in “Genomics” Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.
3 citations
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March 2023 in “Biology” Genes affecting wool fiber thickness in Angora rabbits were identified, which could help breed finer wool.
December 2022 in “Research Square (Research Square)” Key genes linked to immune response are upregulated in hair follicles and skin tissues in chronic discoid lupus erythematosus.
October 2022 in “Research Square (Research Square)” Key genes linked to immune response are highly active in lupus-affected hair follicles.
1 citations
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October 2022 in “Veterinary pathology” Some canine hair follicle tumors contain amyloid deposits, with a protein called CK5 involved in their formation.
316 citations
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June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
114 citations
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January 2007 in “International Journal of Dermatology” Caffeine can stimulate hair growth and counteract testosterone's suppressive effects on hair follicles.
87 citations
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February 2000 in “Journal of Investigative Dermatology” Stem cells in developing hair follicles move to specific areas as they mature.
59 citations
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January 2021 in “Genes” Twelve key genes may improve cashmere production by influencing hair follicle cycles.
50 citations
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March 2018 in “BMC Genomics” Non-coding RNAs help control hair growth cycles in cashmere goats, suggesting ways to improve cashmere production.
47 citations
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June 2019 in “Nature Communications” Noncoding dsRNA boosts hair growth by activating TLR3 and increasing retinoic acid.
44 citations
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September 2012 in “Archives of Dermatology” Hair breakage may be an early sign of a hair loss condition called CCCA in African American women.
39 citations
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April 2012 in “Journal of controlled release” New method uses hair follicles to deliver drugs deep into the skin.
35 citations
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March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
30 citations
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June 2022 in “Animals” Key genes, including KRT39 and KRT74, influence hair length in Inner Mongolia cashmere goats.
21 citations
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July 2006 in “Veterinary dermatology” CD34 marks potential stem cells in dog hair follicles.
15 citations
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September 1999 in “British Journal of Dermatology” Epimorphin, a protein, plays a key role in the development of hair follicles in human fetuses, but it doesn't help in maintaining the stem cell population of the follicular skin layer.