31 citations
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September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
425 citations
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August 2002 in “BioEssays” The cornified cell envelope forms a protective barrier in skin and hair, using specific proteins and lipids to maintain effectiveness.
21 citations
,
December 2015 in “European journal of cell biology” Tight junctions create a barrier in pig hair follicles that controls what can enter the skin.
8 citations
,
January 2011 in “International journal of trichology” Accurate diagnosis of APL is crucial to avoid unnecessary treatments.
January 2006 in “Zhongguo bijiao yixue zazhi” A new method efficiently isolates and cultures rat hair follicle cells.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
December 2025 in “Cureus” Avoiding friction and using topical treatments can significantly improve rough skin caused by repeated rubbing.
14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
51 citations
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March 1990 in “Journal of Investigative Dermatology” 30 citations
,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Scurvy still occurs today and can be diagnosed by symptoms like gum bleeding and a specific rash, confirmed by low vitamin C levels.
7 citations
,
January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 49 citations
,
January 1991 in “Food and chemical toxicology” Different zinc compounds cause varying levels of skin irritation in animals.
13 citations
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March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
139 citations
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August 2006 in “Molecular and Cellular Biology” Rac1 is vital for hair follicle health but not needed for skin maintenance.
January 2023 in “Clinical and Experimental Dermatology” Oral minoxidil may help improve fragile hair.
38 citations
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July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
44 citations
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April 1979 in “Journal of Ultrastructure Research” 17 citations
,
August 2014 in “The Anatomical Record” Scaffoldin helps form hard skin structures in chicken embryos.
January 2026 in “PLoS Biology” ARHGEF3 is essential for proper hair follicle development in mice.
June 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Scientists created cell lines to study a genetic skin disorder using CRISPR technology.
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.
14 citations
,
February 2014 in “Experimental Cell Research” The conclusion is that teeth, hair, and claws have similar stem cell niches, which are important for growth and repair, and more research is needed on their regulation and potential markers.
June 2026 in “Reports of Morphology” A nutrient-rich diet improved skin and hair health in stressed rats.
August 2014 in “Springer eBooks” Certain gene mutations can weaken the skin barrier and, when combined with environmental factors, lead to eczema and severe itching.
2 citations
,
December 1973 in “Calcified tissue research” Epilation and DHT cause skin calcification by increasing ATP and calcium deposits.
January 1957 in “Nihon Chikusan Gakkaiho” Rabbit hair color is influenced by the shape and distribution of pigment granules.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” New RIPK4 gene mutations were found to cause a type of skin and limb birth defect.
November 2024 in “Medicina” Recognizing scalp symptoms in PRP is crucial for proper diagnosis and treatment.