233 citations
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October 2004 in “Differentiation” Stem cells are in deep skin layers, while differentiating cells are in shallow layers.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
March 2026 in “Journal of Investigative Dermatology” Folliculin slows hair growth, and blocking it might help treat hair loss.
29 citations
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February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
27 citations
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May 2004 in “Journal of Investigative Dermatology”
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
54 citations
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January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
53 citations
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October 2003 in “Genetics” The mK6irs1/Krt2-6g gene likely causes wavy hair in mice.
26 citations
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August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
16 citations
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November 2017 in “British Journal of Dermatology” Cells in hair die by breaking down their DNA and mitochondria as they form keratin.
December 2000 in “日本組織細胞化学会総会プログラムおよび抄録集” 21 citations
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September 2005 in “The anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology/Anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology” Caspase-14 is important for skin and hair development in all mammals.
January 2018 in “Bradford Scholars (University of Bradford)” SWI/SNF complexes are crucial for wound healing but not for hair growth.
42 citations
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July 2017 in “Molecular therapy” A form of vitamin E promotes hair growth by activating a specific skin pathway.
3 citations
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January 2022 in “Medical Mycology Journal” Malassezia fungi in healthy noses can form a "spaghetti-and-meatballs" structure.
48 citations
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November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
January 2007 in “Zhonghua shiyan waike zazhi” Basal layer skin cells help form the epidermis and hair follicles.
July 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair loss in certain mice is linked to changes in keratin-related genes.
January 2003 in “Swinburne Research Bank (Swinburne University of Technology)” 185 citations
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December 2010 in “Archives of Biochemistry and Biophysics” Keratin gene mutations cause various skin and hair disorders, but new research offers hope for future treatments.
140 citations
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August 2011 in “Biomaterials” Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.
53 citations
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March 2003 in “Journal of Investigative Dermatology” Human skin cells have a high-affinity system for biotin transport, crucial for skin health.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
421 citations
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September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
August 1989 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” The research provided a detailed view of the non-keratinous parts of human hair fibers.
18 citations
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November 2005 in “Archives of Dermatological Research”
March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
101 citations
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August 2001 in “The Journal of Cell Biology” A new keratin 6 type in mice explains why some mice without certain keratin genes still have normal hair and nails.
14 citations
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February 2011 in “Experimental dermatology” A protein called COMP is part of the connective tissue in normal human hair follicles and may be important for hair health.