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June 2010 in “Journal of Investigative Dermatology” New cells are added to the hair's dermal papilla during the active growth phase.
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July 1995 in “PubMed” Keratinocyte growth factor promotes hair growth and reduces hair loss from chemotherapy.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” GRK2 is essential for healthy hair follicle function, and its absence can lead to hair loss and cysts.
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January 2019 in “Experimental Dermatology” Certain cells outside the hair follicle's bulge area can quickly regenerate damaged hair follicles, potentially helping to reduce hair loss from cancer treatments.
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November 2020 in “In Vitro Cellular & Developmental Biology - Animal” Microfollicles can effectively model human hair follicles for research and testing.
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March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
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July 2025 in “JCI Insight” Hair follicle stem cells help maintain skin health by moving to and supporting the skin's surface layers.
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.
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January 2015 in “Genetics and molecular research” The transition from growth to regression in Cashmere goat hair follicles involves changes in expression of genes related to keratin and cell differentiation.
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January 1985 in “Dermatology” Higher levels of certain immune cells in hair follicles may contribute to alopecia areata.
January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
Boosting certain cell signals can prevent hair loss from chemotherapy and radiation.
Boosting certain cell signals can prevent hair loss from chemotherapy and radiation.
Metabolic processes and key genes like FGF5, FGFR1, and RRAS significantly affect hair follicle growth in Inner Mongolian Cashmere goats.
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March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
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January 2009 in “Journal of Dermatology and Venereology” Cells from the upper hair follicle grow more actively, suggesting stem cells may be located there.
Dermal papilla cells can help form hair-like structures in lab-grown skin cells.
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January 2016 in “Dermatology online journal” A 15-year-old girl has a benign skin tumor on her neck.
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August 2018 in “Cell Stem Cell” Hoxc genes control hair growth through Wnt signaling.