24 citations
,
April 2017 in “Oncology Reports” The hair keratin gene KRT81 is found in both normal and breast cancer cells and helps them invade surrounding tissues.
22 citations
,
April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
April 2025 in “International Journal of Homoeopathic Sciences” A 7-year-old boy's hair regrew and his well-being improved after homeopathic treatment for alopecia areata.
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
38 citations
,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
94 citations
,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
59 citations
,
August 1998 in “International Journal of Dermatology” Genetics and hormones cause hair loss; finasteride treats it safely.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
102 citations
,
February 2008 in “The FASEB Journal” One minoxidil-sensitive potassium channel exists in human hair follicles.
96 citations
,
September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
41 citations
,
July 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
31 citations
,
October 2016 in “PLoS ONE” The ubiquitin-mediated proteolysis pathway is crucial for hair follicle development in cashmere goats.
29 citations
,
March 2008 in “Postcolonial Studies” The article concludes that the global hair trade is exploitative and reflects complex cultural and economic issues.
21 citations
,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
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.
October 2020 in “Ayurline: international journal of research in indian medicine” Poor quality hair products contribute to premature greying in children.
November 2018 in “International Journal of Research in Dermatology” Teaching kids about hygiene can reduce scalp infections.
68 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
19 citations
,
March 2017 in “PLoS ONE” PSU are better than THF at regenerating skin layers in lab models.
1 citations
,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
19 citations
,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
209 citations
,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
41 citations
,
September 2010 in “Journal of dermatological science” Bone marrow and umbilical cord stem cells can help grow new hair.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
19 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Dermal-epidermal interactions are crucial for hair growth and maintenance.
14 citations
,
April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.
8 citations
,
April 2009 in “International journal of oncology” Hair follicle cells resist turning into skin cells.