April 2017 in “Journal of Investigative Dermatology” The protein CTCF is essential for skin development, maintaining hair follicles, and preventing inflammation.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
17 citations
,
February 2015 in “Cell Death and Disease” Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.
31 citations
,
July 2012 in “Journal of Lipid Research” ACBP is crucial for healthy skin in mice.
19 citations
,
August 2012 in “Cell death and differentiation” Intu gene is crucial for hair follicle formation by helping keratinocytes differentiate through primary cilia.
134 citations
,
January 2011 in “Development” Adam10 enzyme is crucial for healthy skin and proper Notch signaling.
12 citations
,
January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
11 citations
,
July 2022 in “International Journal of Molecular Sciences” Tight junctions help control skin shedding and may be targets for treating certain skin conditions.
375 citations
,
June 2013 in “Biochimica et biophysica acta. Molecular cell research” Cornification is how skin cells die to form the protective outer layer of skin, hair, and nails.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
23 citations
,
December 1977 in “Virchows Archiv B Cell Pathology” Pangolin scales evolved for protection, hardening with age, due to keratin gene diversification.
36 citations
,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
17 citations
,
February 1987 in “Journal of the American Academy of Dermatology” The hair cuticle acts as a barrier against fungal infection, which occurs only deep within the hair follicle.
June 2014 in “Experimental dermatology” The epidermis is crucial for hair growth.
118 citations
,
January 2004 in “European Journal of Cell Biology” Balanced protease activity is crucial for healthy skin and hair development.
1 citations
,
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Weak cell junctions disrupt hair follicle stem cell rest.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
45 citations
,
May 2003 in “Journal of Cell Science” α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
44 citations
,
May 2008 in “Acta Zoologica” Keratinization in embryos helped vertebrates adapt to land by forming a protective skin barrier.
31 citations
,
August 2005 in “The American Journal of Dermatopathology” The study concluded that PKP1 is essential for skin integrity and hair growth, and its dysfunction causes the symptoms of ectodermal dysplasia/skin fragility syndrome.
April 2017 in “Journal of Investigative Dermatology” Removing the Crif1 gene in mouse skin disrupts skin balance and hair growth.
40 citations
,
December 2012 in “PLoS ONE” Removing Ctip2 in skin cells causes skin inflammation similar to atopic dermatitis.
9 citations
,
July 2008 in “Archives of Dermatological Research” 38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
33 citations
,
October 2012 in “Journal of Morphology” Reptile skin hardens by layering beta-proteins on keratin.
February 2022 in “Cosmetic Dermatology” Healthy skin prevents water loss and protects against threats.
44 citations
,
October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.