13 citations
,
April 2020 in “Experimental Cell Research” PCAT1 helps hair growth by controlling miR-329/Wnt10b.
2 citations
,
January 2020 in “Skin appendage disorders” Long hair can cause hair loss due to constant pulling.
46 citations
,
January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
October 2022 in “The Journal of Family Practice” Tinea capitis is a scalp fungal infection in children that can cause hair loss, scaling, and other symptoms.
November 2001 in “Dermatologic Surgery” Galea fixation is a safe and effective way to remove bald scalp with minimal scarring and reduced stretch-back.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
18 citations
,
February 2001 in “Der Hautarzt” A woman with myotonic dystrophy had multiple skin tumors on her scalp, suggesting a genetic link.
27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
46 citations
,
June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
March 2026 in “Journal of Skin and Sexually Transmitted Diseases” Long hair can cause hair loss in the middle of the scalp, and cutting it shorter helps.
May 2001 in “Hair transplant forum international” The CapilliCARE® machine shows promise for diagnosing early hair loss.
31 citations
,
September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
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.
1 citations
,
September 2020 in “Journal of Dermatological Science” The gene LRRC15 is more active in balding areas of the scalp compared to non-balding areas.
28 citations
,
January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
2 citations
,
July 2021 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair shaft disorders are diagnosed through examination and history, with general care and some treatments offering improvement.
17 citations
,
June 1990 in “PubMed” Hair varies in size and features depending on body region.
1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
27 citations
,
May 2004 in “Journal of Investigative Dermatology”
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
24 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Two new proteins, hKAP1.6 and hKAP1.7, are found in the hair follicle cortex.
14 citations
,
June 2005 in “PubMed” A rare ear cyst contained hair fragments.
September 2024 in “Portuguese Journal of Dermatology and Venereology” CCCA and LPP may be related hair loss conditions influenced by genetics and environment, needing early treatment.
27 citations
,
December 2005 in “Journal of Cutaneous Pathology” The malignant pilomatricoma showed strong epithelial keratin expression, suggesting it may not calcify.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
January 2022 in “Journal of clinical and diagnostic research” A rare skin bump with tiny hairs was successfully removed from a man's face.
June 2022 in “Authorea (Authorea)” A 59-year-old woman was diagnosed with a rare hair loss condition called lipedematous alopecia.
6 citations
,
April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.