64 citations
,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.
17 citations
,
August 2014 in “The Anatomical Record” Scaffoldin helps form hard skin structures in chicken embryos.
425 citations
,
August 2002 in “BioEssays” The cornified cell envelope forms a protective barrier in skin and hair, using specific proteins and lipids to maintain effectiveness.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
1 citations
,
June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
January 2023 in “Journal of Veterinary and Animal Sciences” Dogs with skin lesions often have blood abnormalities and damaged hair.
7 citations
,
July 2014 in “BMJ case reports” A rare skin disorder, Ichthyosis with confetti, has no cure but treatment focuses on managing symptoms with moisturizers.
25 citations
,
January 2014 in “Annals of Dermatology” Sfrp2 increases during hair follicle catagen phase and slows keratinocyte growth.
3 citations
,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
Cornification is the process where living skin cells die to create a protective barrier, and problems with it can cause skin diseases.
1 citations
,
January 1989 in “Springer eBooks”
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Old people's nails often have problems due to body changes, more diseases, and self-care difficulties, affecting their movement and hand use.
20 citations
,
January 1997 in “Dermatology” The patient with EEC syndrome had scarring alopecia due to deep folliculitis, possibly linked to abnormal hair structure.
16 citations
,
May 2017 in “Journal of Clinical Ultrasound” A rare finger tumor was imaged, showing a unique pattern not seen before.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
39 citations
,
April 1992 in “Development” Both cell and non-cell parts are important for rat whisker follicle regrowth.
9 citations
,
July 1961 in “Journal of Investigative Dermatology” Cutaneous calcinosis can be induced in young animals using certain compounds, but only in specific areas and with high mortality.
May 2024 in “Scientific reports” Twist2 is essential for scarless skin healing and hair growth in mouse fetuses.
6 citations
,
November 1960 in “Experimental Biology and Medicine” Hair growth stages don't significantly change lipid content in mouse skin.
14 citations
,
September 1999 in “Mammalian genome” The scraggly mutation causes hair loss and skin defects in mice.
1 citations
,
June 2016 in “Medicina” Monilethrix is a genetic disorder causing brittle hair, diagnosed using tricoscopy.
144 citations
,
May 1990 in “Journal of the American Academy of Dermatology” 50 citations
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
9 citations
,
February 1984 in “Zentralblatt für Veterinärmedizin Reihe A” Biotin is essential for healthy skin and claws in pigs.
November 2021 in “CRC Press eBooks” Hair shaft disorders cause fragile, brittle, and abnormal-looking hair.
November 2008 in “Medical & surgical dermatology” A device was made in 2008 to measure hair loss severity. Other findings include: frizzy mutation in mice isn't related to Fgfr2, C/EBPx marks preadipocytes, Cyclosporin A speeds up hair growth in mice, blocking plasmin and metalloproteinases hinders healing, hyperbaric oxygen helps ischemic wound healing, amniotic membranes heal wounds better than polyurethane foam, rhVEGF165 from a fibrin matrix improves tissue flap viability and induces VEGF-R2 expression, and bFGF enhances wound healing and reduces scarring in rabbits.
September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
17 citations
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October 2001 in “Veterinary dermatology” The skin issues in the two dogs might be caused by infection or self-injury, not genetics.