40 citations
,
September 2010 in “Journal of Biological Chemistry” Keratin K80 is an ancient protein found in various tissues, important for cell structure and tissue differentiation.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
29 citations
,
July 2015 in “Journal of Medical Genetics” A genetic variant in the KRT25 gene causes tightly curled hair.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
126 citations
,
October 1998 in “Experimental Dermatology” The hr gene is crucial for skin and hair health, with mutations causing hair disorders.
72 citations
,
November 2012 in “PloS one” The protein folliculin, involved in a rare disease, works with another protein to control how cells stick together and their organization, and changes in this interaction can lead to disease symptoms.
35 citations
,
January 2000 in “Journal of comparative neurology” Rat vibrissae have sensory terminals with specific structures that help detect hair movements.
1 citations
,
January 2011 in “ScholarlyCommons (University of Pennsylvania)” Notch signaling is crucial for specifying niche cells in Drosophila testis.
51 citations
,
February 2009 in “Journal of dermatological science” Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.
72 citations
,
September 1975 in “Biology of Reproduction” Most zinc in rat sperm is in the tail, linked to structures similar to hair keratin.
5 citations
,
January 1979 in “Archives of Dermatological Research” November 2016 in “The Molecular Biology Society of Japan”
December 2024 in “Genome Biology and Evolution” Snakes and worm lizards lost claw proteins due to similar evolutionary changes.
28 citations
,
July 2000 in “PubMed” Hair structure forms the same way inside and outside the body.
91 citations
,
May 2005 in “The Journal of Clinical Endocrinology & Metabolism” A new mutation in the human glucocorticoid receptor reduces its function and causes resistance to glucocorticoids.
K15 and Id3 are important in hair follicle regeneration, with K15 increasing in early stages and Id3 responding later.
July 1995 in “Journal of Dermatological Science” Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
October 2025 in “Cell Death and Disease” CD271 is crucial for maintaining healthy skin and preventing inflammation.
26 citations
,
April 1996 in “Journal of Investigative Dermatology” 317 citations
,
August 1997 in “The Plant Journal” Calcium is crucial for sustaining root hair growth in Arabidopsis thaliana.
17 citations
,
February 2015 in “Experimental Dermatology” Keratins are crucial for hair strength, and mutations in certain keratin genes cause hair disorders.
Curly wool has more orthocortex than straight wool.
January 2019 in “Advances in stem cells and their niches” Krox20 is important for cell differentiation in the brain and hair follicles.
40 citations
,
March 2019 in “Nature Communications” CRAC channels are crucial for the development and function of specialized immune cells, preventing severe inflammation and autoimmune diseases.
172 citations
,
March 2019 in “The EMBO Journal” FERONIA and LRX proteins help control cell growth in plants by regulating vacuole expansion.
5 citations
,
July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
48 citations
,
January 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” Chemokine signaling is important for hair development.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
15 citations
,
February 2000 in “Journal of Cutaneous Pathology” The arrector pili muscle attaches to the extracellular matrix using α5β1 integrin and connects muscle cells using α1β1 integrin.