March 2018 in “Journal of Experimental Biology” Hair curliness is caused by the arrangement and length of two different cell types.
50 citations
,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
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.
3 citations
,
December 2013 in “Journal of Dermatology” Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.
56 citations
,
June 2010 in “Clinical and experimental dermatology” Coudability hairs are useful markers for alopecia areata activity.
1 citations
,
March 2017 in “Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego” Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
February 2024 in “Journal of Dermatological Science” Curved hair can develop when hair cells merge abnormally during growth.
14 citations
,
January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
4 citations
,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
2 citations
,
May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
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.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
2 citations
,
May 2012 in “Acta pharmaceutica sinica B” The study found unique microscopic features for hair or feather in five animal ingredients in Shenrongbian pill.
1 citations
,
January 2024 in “Annals of Dermatology” Examining hair shape can help predict Alopecia Areata's progression.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
14 citations
,
June 2005 in “PubMed” A rare ear cyst contained hair fragments.
8 citations
,
May 2008 in “Applied surface science” Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
1 citations
,
August 2020 The Shaven mutation in mice affects hair growth and causes a greasy coat due to abnormal lipid content.
48 citations
,
July 1993 in “Archives of Dermatological Research” Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
3 citations
,
January 2021 in “Veterinary dermatology” A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
1 citations
,
November 2022 in “DOAJ (DOAJ: Directory of Open Access Journals)” Male and female human hairs have different microscopic structures that can help in forensic analysis.
16 citations
,
October 1992 in “Journal of cutaneous pathology” Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
4 citations
,
January 2006 in “International Journal of Cosmetic Science” The method shows how hair lipids form specific patterns and their roles in hair structure.
78 citations
,
June 2003 in “Journal of the American Academy of Dermatology” Curly hair shape is determined by the hair bulb.
7 citations
,
June 1967 in “Journal of Investigative Dermatology” Plucking hairs in a certain way can result in intact hair roots, not related to baldness.
37 citations
,
June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
1 citations
,
March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
4 citations
,
February 2019 in “Journal of Cutaneous Pathology” The marker 5-hmC changes in hair follicle stem cells when they start to grow.