February 2024 in “Journal of Dermatological Science” Curved hair can develop when hair cells merge abnormally during growth.
4 citations
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April 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
13 citations
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September 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
July 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
September 2023 in “Cells tissues organs” Mice skin matures by day 200, leading to aging signs like curved hair follicles and white hairs due to changes in skin stem cells.
62 citations
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April 2009 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
40 citations
,
February 1990 in “Journal of The American Academy of Dermatology” A 17-year-old developed woolly hair nevus in adolescence, which is unusual, and over time the hair darkened and straightened slightly, but microscopic changes persisted.
11 citations
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October 2003 in “PubMed” Treatments with certain oils and resins make hair shinier, while zinc oxide and synthetic sebum make it duller.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Prss53 affects hair shape and bone development in rabbits.
6 citations
,
February 2014 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
5 citations
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November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
21 citations
,
April 2019 in “Clinical, cosmetic and investigational dermatology” The document concludes that stopping shaving or removing affected hair can alleviate Pseudofolliculitis barbae (PFB).
Melanin-rich skin has unique challenges in diagnosing and treating skin diseases.
7 citations
,
July 2004 in “International Journal of Cosmetic Science” Different hair types from various ethnic groups affect hair shine due to characteristics like thickness and shape.
39 citations
,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
17 citations
,
January 2015 in “Current problems in dermatology” Understanding and treating hair disorders in different ethnic groups requires knowledge of specific hair care practices and hair characteristics.
520 citations
,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
47 citations
,
March 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
13 citations
,
June 2004 in “Dermatologic Surgery” The paper concludes that copying the natural direction and angle of hair in transplants is key for a natural look and doesn't harm hair survival.
6 citations
,
March 1999 in “Journal of pediatric health care” The document emphasizes the need for primary care providers to understand and care for African American children's hair and skin to boost their self-esteem.
4 citations
,
April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
3 citations
,
July 2017 in “International Journal of Radiation Biology” Gamma rays did not change hair follicle density but increased white and hypopigmented hairs in mice.
3 citations
,
January 2016 in “Journal of cosmetology & trichology” Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
October 2018 in “Springer eBooks” The document concludes that various hair disorders have different treatments, including medication, surgery, and addressing underlying causes.
June 2004 in “Dermatologic Surgery” Dr. Walter P. Unger suggests that copying a person's natural hair direction and angle during transplants leads to a more natural and fuller appearance.
86 citations
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December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
22 citations
,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
15 citations
,
August 2015 in “Scanning” Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.