55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
168 citations
,
January 2005 in “Journal of Investigative Dermatology” Male and female mice have different skin thickness, and hormones affect their skin and hair growth differently.
45 citations
,
October 2008 in “Cytokine & Growth Factor Reviews” Activins and follistatins, part of the TGFβ family, are crucial for hair follicle development and skin health, affecting growth, repair, and the hair cycle.
37 citations
,
July 1999 in “The EMBO Journal” Overexpression of certain genes can shorten hair by disrupting the hair-growth cycle.
Hedgehog signaling can create new hair follicles in adult skin but may increase cancer risk.
Hedgehog signaling can create new hair follicles but may also cause tumors.
16 citations
,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
6 citations
,
December 2013 in “Journal of Cutaneous Pathology” Certain immune cells are more common on the top of the head and might help predict or treat common hair loss.
January 2022 in “Springer eBooks” January 2010 in “Springer eBooks”
April 2023 in “Journal of Investigative Dermatology” The study suggests fibrosing alopecia in a pattern distribution has distinct features and may vary by race.
1 citations
,
January 2026 in “GigaScience” Cell Journey is a tool for better 3D visualization of cell changes over time.
January 2023 in “Springer eBooks” Most older adults experience pattern hair loss due to shrinking hair follicles, with men and women showing different balding patterns.
April 2016 in “Journal of the American Academy of Dermatology” A 4-year-old girl had a rare hair disorder affecting only part of her scalp.
9 citations
,
August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
Otter rabbit, mink, and blue fox fur can be identified by their unique hair structures.
February 2023 in “EAS Journal of Medicine and Surgery” Most Idoma people have a curved hairline due to genetics.
9 citations
,
July 2018 in “International Journal of Dermatology” White and yellow dots indicate severe female hair loss in dark skin.
25 citations
,
April 2007 in “Journal of The American Academy of Dermatology” The document suggests "anisotrichosis" as a new term for hair thickness variation in common baldness.
2 citations
,
March 2014 in “Veterinary World” Indian bison, black buck, and nilgai have distinct hair follicle patterns useful for species identification.
28 citations
,
October 2014 in “Development” Fz3 and Fz6 can partially replace each other in tissue polarity and axon guidance.
17 citations
,
June 2001 in “Journal of the National Cancer Institute” A specific hair diffraction pattern may indicate breast cancer if tested with the correct method.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
March 2024 in “CRC Press eBooks” Androgenetic alopecia causes hair loss, impacting self-esteem and confidence.
33 citations
,
August 1985 in “Archives of Dermatology” Acquired Progressive Kinking of Hair is likely an early sign of male pattern baldness.
1 citations
,
May 2018 in “jurnal veteriner” Scraping is the best method to diagnose demodicosis in dogs.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth cycles need varied signals in space and time.
Type II spiral ganglion neurites avoid high concentrations of laminin and fibronectin.
18 citations
,
June 2017 in “Journal of The American Academy of Dermatology” Trichoscopy helps diagnose frontal fibrosing alopecia, even with unusual patterns.