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April 2014 in “Journal of Investigative Dermatology” Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
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November 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cystatin M/E helps in the final stages of hair and nail formation by controlling certain enzymes.
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle development involves complex interactions between skin layers and cells, but many details are still unknown.
November 2022 in “Journal of Investigative Dermatology” Scientists found a new type of skin cell that could help with skin repair and these cells work better with a certain protein.
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August 2016 in “Journal of Visualized Experiments” The CUBIC protocol allows detailed 3D visualization of proteins in mouse skin biopsies.
January 2002 in “Linchuang pifuke zazhi” A young woman had a rare scalp tumor usually found in older women.
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January 2021 in “Stem cell research & therapy” Human skin cells with stem-like features can help create new hair follicles and sebaceous glands when combined with other cells.
January 2013 in “Journal of Tissue Engineering and Reconstructive Surgery” Inserting hair follicle units improved the development of tissue-engineered skin.
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
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December 2004 in “Differentiation” Mouse amnion can turn into skin and hair follicles with help from certain cells and factors.
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May 2021 in “Nature communications” The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.
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April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
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March 2023 in “BMC ecology and evolution” Some hair protein genes evolved early and were adapted for use in hair follicles.
June 2022 in “IP Indian journal of clinical and experimental dermatology” Benign skin adnexal tumors are more common than malignant ones, with trichoepithelioma and chondroid syringoma being the most frequent types.
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May 2009 in “American Journal of Dermatopathology” A rare hair follicle tumor showed unusual high levels of mucin.
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January 2006 in “Journal of Structural Biology” Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
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July 2003 in “Experimental Dermatology” The upper hair follicle is stable, while the lower part allows movement during hair growth.
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
April 2018 in “Journal of Investigative Dermatology” Claudin-1 and Claudin-3 are crucial for keeping hair follicle structure and preventing a type of hair loss called telogen effluvium.
November 2025 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Sporadic trichoblastic neoplasms generally don't recur or spread, with one case showing a specific genetic fusion.
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January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
January 2025 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Nevus sebaceous is identified by unique skin changes, including thickened skin, fewer hair follicles, and many sebaceous glands.
January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
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April 1985 in “Developmental Biology” Fibronectin and other basement membrane components increase during hair growth and decrease during rest.
January 1995 in “Skin Cancer” The outer root sheath in hair follicles changes during growth, with different keratinization processes in its layers.
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December 1996 in “Biochemical and Biophysical Research Communications” Mouse hair keratins mHa1 and mHb4 can't form a strong network on their own in cells.
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December 2008 in “PubMed” Trichilemmoma, BCC, and SCC tumors have different stem cell marker expressions.
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April 2003 in “Journal of Investigative Dermatology” CD34 is a marker for isolating stem-like cells in mouse hair follicles.