24 citations
,
July 1987 in “Dermatologic Clinics” Systemic diseases can cause hair loss, which is often reversible with treatment.
40 citations
,
January 2010 in “International Journal of Trichology” Loose Anagen Syndrome is a hair condition where hairs can be easily pulled out, mainly affecting young girls, and may improve on its own or with treatment.
23 citations
,
September 2014 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Laser treatments are the most effective for porokeratotic adnexal ostial nevus.
61 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.
39 citations
,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
63 citations
,
March 1995 in “International Journal of Dermatology” Some drugs can cause hair loss, and stopping these drugs often leads to hair regrowth.
50 citations
,
November 2010 in “Otolaryngologic Clinics of North America” Recognizing oral symptoms can help diagnose and treat blood and nutritional diseases early.
12 citations
,
October 2014 in “Journal of Applied Animal Research” Bakerwali goat skin thickens with age, especially on the neck, and shows strong lipid reactions in the keratin layer.
11 citations
,
January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
10 citations
,
January 2001 in “Bioscience Biotechnology and Biochemistry” Ubiquitin, a protein, is found in hair, nails, and skin.
6 citations
,
June 2024 in “Drug Testing and Analysis” Nails could be used to check long-term drug use, but more research is needed.
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.
385 citations
,
November 1990 in “Journal of Cell Science” Human hair follicles can grow in a lab setting.
100 citations
,
May 2006 in “American Journal Of Pathology” Matriptase is crucial for skin barrier, hair growth, and may contribute to skin cancer.
81 citations
,
February 2014 in “EMBO molecular medicine” Activating Nrf2 in skin cells causes skin disease similar to chloracne in mice.
58 citations
,
December 1992 in “British Journal of Dermatology” Rat hair follicles grow longer in vitro, but certain factors can inhibit this growth.
45 citations
,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
36 citations
,
July 1988 in “Archives of Dermatological Research” Pili annulati is caused by a protein metabolism disorder affecting hair structure.
34 citations
,
June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
30 citations
,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
30 citations
,
January 1994 in “Micron” Mature hair surfaces are formed by keratinized cells with developed layers, not just modified plasma membranes.
25 citations
,
August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
21 citations
,
December 1994 in “British Journal of Dermatology” Sheep dermal papillae can help form hair follicles in skin models.
20 citations
,
February 1977 in “The anatomical record” Excess vitamin A changes skin and hair follicle development and affects polysaccharide distribution.
19 citations
,
July 1997 in “British Journal of Dermatology” LHTric-1 is a specific antibody useful for studying hair and nail formation.
18 citations
,
June 2018 in “Journal of Dental Research” Msx2 is essential for proper enamel formation by preventing abnormal cell transformation.
17 citations
,
May 1969 in “American Journal of Physical Anthropology” The silver marmoset's skin is thin, lacks pigment cells, and has unique features like keratinized spines and specialized glands.
15 citations
,
January 1993 in “DNA sequence” KRT2.13 gene is similar to KRT2.9 but not expressed in hair follicles.
13 citations
,
January 1993 in “Archives of dermatological research” Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
8 citations
,
March 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” The 14-3-3σ gene is essential for preventing hair loss.