September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
35 citations
,
May 2006 in “Journal of Investigative Dermatology” Monilethrix involves multiple genes affecting hair structure, including DSG4 mutations.
7 citations
,
March 1990 in “Pigment Cell Research” Certain chemicals cause hair graying in black mice but not yellow mice.
July 1979 in “Archives of Dermatology” A 68-year-old woman with benign mucous membrane pemphigoid has eye, mouth, and skin issues, including thick plaques and nail changes.
32 citations
,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
2 citations
,
April 1970 in “Archives of Dermatology” Ichthyosis serpentina may be a variant linked to bamboo hair, with a possible genetic component.
1 citations
,
August 2024 in “Journal of Morphology” Mammary glands evolved from hair organs in Monodelphis domestica.
December 2014 in “Bangladesh Journal of Veterinary Medicine” Ectoparasites cause skin issues in Egyptian lesser blind mole rats, affecting their population.
January 2006 in “International water power & dam construction” Nevus comedonicus can appear later in life and affect both eyelids.
April 2026 in “Communications Biology” The development of breeding tubercles in male zebrafish relies on a specific enzyme that processes hormones.
2 citations
,
July 2016 in “Veterinary dermatology” Hyperaesthetic leucotrichia in horses causes painful, recurring skin lesions and hair color changes, especially in Arabian and American paint horses.
74 citations
,
March 1963 in “Archives of Dermatology” Triparanol therapy can cause hair loss and skin dryness without inflammation or damage to hair follicles or skin structures.
6 citations
,
October 2006 in “International Journal of Dermatology” Hair splitting and nail detachment are linked conditions.
November 2015 in “Institutional Repositories DataBase (IRDB)” 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.
81 citations
,
June 2012 in “European journal of human genetics” Inherited ichthyoses cause widespread skin scaling and thickening due to gene mutations.
5 citations
,
January 2016 in “International Journal of Trichology” Erlotinib can cause hair loss and texture changes.
24 citations
,
July 1983 in “Clinical and Experimental Dermatology” Tigason improved hair growth in a boy with monilethrix without side effects.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
Polarized microscopy helps identify hair irregularities in genetic disorders.
April 2018 in “Veterinary Pathology” Tigers had a skin condition causing hair loss and inflammation, but the cause is unknown and treatment didn't work.
18 citations
,
April 1989 in “Archives of Dermatology” Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
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.
7 citations
,
January 2008 in “Indian Journal of Dermatology” Pigmentary mosaicism causes skin color changes and can affect multiple body systems, but has no cure.
3 citations
,
July 2014 in “QJM” A 35-year-old man had patchy hair loss that was actually due to syphilis, not alopecia areata.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
1 citations
,
March 2024 in “Oxford Medical Case Reports” Moth-eaten hair loss can be a sign of syphilis.
11 citations
,
February 1982 in “Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis” A new method can detect mutations in mice by observing changes in hair follicle cells.
3 citations
,
July 2024 in “Dermatology and Therapy” Hair shaft abnormalities can help distinguish mycosis fungoides from other skin conditions.