140 citations
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December 1998 in “Journal of Investigative Dermatology” Apoptosis in hair follicles varies by growth phase, with TGF-β possibly starting the catagen phase.
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March 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” A gene mutation causes early keratinocyte maturation leading to hair loss in Olmsted syndrome.
August 2016 in “Journal of Investigative Dermatology” EZH2 is essential for hair growth and skin cell development.
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December 2006 in “The American journal of pathology” Edar signaling is crucial for controlling hair growth and regression.
Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
56 citations
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December 1990 in “Differentiation” Growth factors can either promote or inhibit hair follicle cell growth and collagen breakdown.
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February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
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October 2002 in “Journal of cutaneous pathology” MAP-2 is crucial for the structure of hair follicles and nails.
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August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
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July 1990 in “PubMed” Human hair follicles can grow and form structures in a collagen gel, useful for studying hair cell growth.
February 2024 in “Journal of Dermatological Science” Curved hair can develop when hair cells merge abnormally during growth.
90 citations
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June 2006 in “The American Journal of Dermatopathology” The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
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January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
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December 2005 in “BioEssays” Wnt/ß-catenin signaling is crucial for regulating skin stem cells and hair growth, with the right levels and timing needed for proper function.
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August 2011 in “Journal of Dermatological Science” Dentin sialoprotein and phosphophoryn are present in rodent hair follicles and may help hair growth and development.
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August 2013 in “Journal of the American Academy of Dermatology” A new method quickly detects hair changes from EGFR inhibitors using a microscope.
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January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
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November 2003 in “Humana Press eBooks” Hair follicle cells can help heal wounds and study skin diseases.
March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
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January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
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January 2005 in “International review of cytology” More research is needed to understand how hair keratins work and their role in hair disorders.
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November 1989 in “The Journal of Cell Biology” Keratin K14 expression varies between hair follicles and epidermis, affecting cell differentiation.
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April 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Different Myc family proteins are located in various parts of the hair follicle and may affect stem cell behavior.
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April 1994 in “Journal of Investigative Dermatology” Androgen receptors found in monkey scalps, similar to humans, affect hair growth.
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March 2021 in “Journal of Investigative Dermatology” TRPM5 is crucial for maintaining hair growth.
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August 2016 in “Journal of pathology and translational medicine” CD99 is highly present in certain skin cells and could help treat skin conditions.
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September 2003 in “Journal of Investigative Dermatology” PAR-1 may play a role in hair growth regulation in human hair follicles.
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August 2015 in “Acta histochemica” Lysozyme might help mouse hair grow.
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January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
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January 2004 in “Adelaide Research & Scholarship (AR&S) (University of Adelaide)” SPARC likely aids in tissue remodeling during the hair cycle, not in starting new hair growth phases.