30 citations
,
April 2009 in “Mycoses” Microsporum gypseum fungus breaks down keratin in hair by digesting it enzymatically, starting with less keratinized parts.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.
December 2023 in “Royal Society of Chemistry eBooks” Nails are a useful alternative to hair for analyzing long-term substance exposure.
253 citations
,
March 1994 in “Developmental dynamics” Apoptosis is essential for human skin development and forming a functional epidermis.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
6 citations
,
October 1988 in “Clinics in Dermatology” The molecular details of hair growth are not well understood.
110 citations
,
January 1983 in “Brain Research Reviews” Monkey lips have dense sensory nerves similar to those in other skin areas, explaining their sensitivity.
59 citations
,
August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
37 citations
,
May 1998 in “Journal of Dermatological Science” Basal cell carcinoma shows keratin patterns similar to undifferentiated hair follicle cells.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
9 citations
,
April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
7 citations
,
January 1995 in “The Indian Journal of Animal Sciences” The Indian buffalo teat has a melanin-rich epidermis, no hair follicles, and a complex structure with muscle, blood vessels, and immune cells.
6 citations
,
October 2009 in “Veterinary Dermatology” Canine claws have complex structures with different keratin types, similar to hair and nails.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
2 citations
,
October 2007 in “Kafrelsheikh Veterinary Medical Journal” Buffalo lips are well-suited for eating plants.
September 2023 in “SKIN The Journal of Cutaneous Medicine” Talquetamab may cause hair loss and skin issues.
February 2023 in “Mağallaẗ Tikrīt li-l-ʻulūm al-ṣirfaẗ/Tikrit journal of pure science” Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
January 2015 in “Chinese Veterinary Science” Recognizing ultrastructures of cashmere goat hair follicles helps identify and locate follicle layers.
August 2013 in “日本医療薬学会年会講演要旨集” Hair contains complex lipids, including cholesterol and fatty acids, similar to skin.
January 2012 in “eScholarship (California Digital Library)” Hair and nails contain stable RNA, useful for personalized medicine and screening.
May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.
January 1995 in “Skin Cancer” The outer root sheath in hair follicles changes during growth, with different keratinization processes in its layers.
252 citations
,
January 1991 in “Electron Microscopy Reviews” 4 citations
,
December 1985 in “Archives of Dermatological Research” Eye lens capsules are the best for growing human skin cells.
82 citations
,
January 2006 in “International review of cytology” Vertebrate skin evolved to be more specialized and complex, especially in land animals.
December 2010 in “HAL (Le Centre pour la Communication Scientifique Directe)” The cornea develops independently of the lens, following its own default pathway.
January 2006 in “Elsevier eBooks” Most vertebrates can regenerate skin, nails, and corneas, but only some can regenerate teeth and lenses.
44 citations
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May 2008 in “Acta Zoologica” Keratinization in embryos helped vertebrates adapt to land by forming a protective skin barrier.
23 citations
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December 1977 in “Virchows Archiv B Cell Pathology” 90 citations
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July 1993 in “Journal of Investigative Dermatology”