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.
20 citations
,
July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
6 citations
,
May 2013 in “Dermatologic Surgery” FUE can be successfully done on African-American hair by using larger punch tools and careful techniques to reduce hair damage.
67 citations
,
February 2009 in “Journal of Dermatology”
10 citations
,
July 2017 in “Archives of Plastic Surgery” Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
2 citations
,
November 2018 in “Journal of Cosmetic Dermatology” The conclusion is that surgeons should carefully create a natural-looking occipital hairline in hair transplants to avoid detection.
July 2025 in “Pigment International” Follicular vitiligo causes hair to gray without skin color loss.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
January 2010 in “Springer eBooks” Pubic hair transplantation can help women with little to no pubic hair, using scalp hair for a natural look and requires careful aftercare.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
March 2014 in “CRC Press eBooks” Human head hair can grow very long and is thicker than most body hair.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
February 2023 in “Cosmoderma” An infant with complete hair loss was diagnosed with a genetic disorder affecting hair growth.
41 citations
,
January 2001 in “Journal of Investigative Dermatology”
January 2025 in “Clinical Cosmetic and Investigational Dermatology” Genetic testing is crucial for diagnosing rare hair loss disorders.
11 citations
,
September 2021 in “Skin Appendage Disorders” Hair count values should be standardized for each scalp region to evaluate hair disorders in Asians.
July 2023 in “International Journal of Trichology” The man's hair turned white suddenly but returned to normal on its own in 6 months.
October 2024 in “BMC Genomics” Understanding hair follicle development can help improve cashmere quality.
December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
2 citations
,
March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” A new type of hereditary hair loss in a Chinese family is linked to chromosome 2p25.1–2p23.2.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
26 citations
,
October 2002 in “Journal of Investigative Dermatology” A specific gene mutation causes congenital hair loss.
1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
27 citations
,
January 2000 in “Developmental Dynamics” Mutations in the Whn gene affect hair keratin gene expression differently.
January 2008 in “Anhui nongye kexue” Mongolia sheep hair follicles grew well in a serum-free medium for 19 days.
94 citations
,
April 2018 in “Nature Genetics” New genetic locations explain much of hair color variation in Europeans.
June 2020 in “Journal of cosmetic medicine” Eyebrow transplants use hair from the scalp or pubic area, with blonde hair looking more natural, and can leave scars depending on the method used.
July 2019 in “Journal der Deutschen Dermatologischen Gesellschaft” A mother and daughter have a rare genetic hair loss disorder with no effective treatment.
6 citations
,
September 1997 in “Dermatologic Surgery” Chest hair can be used for scalp hair transplants when there's not enough scalp hair.