8 citations
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January 2017 in “Stem Cells International” This study found that overexpression of sFRP4 in skin cells reduces Wnt signaling activation, leading to decreased melanocyte differentiation in regenerating hair follicles.
321 citations
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January 2012 in “Cell stem cell” This study identified TGF-β2 as a crucial signal in hair follicle stem cell regeneration, highlighting its role in counteracting BMP signaling to promote tissue regeneration.
February 2015 in “American journal of medical and biological research” This study found that molecular differences in paracrine factors between balding and non-balding hair follicles may enhance understanding of androgen action in hair disorders and potentially inform better treatments.
3 citations
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August 2021 in “Nutrition research” This study suggests that estrogen regulates vitamin A metabolism in skin tissues in a sex-dependent manner, which may have implications for treating acne, hair loss, and skin immunity.
38 citations
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March 1997 in “Journal of interferon & cytokine research” This study suggests that IL-1β produced by dermal papilla cells, regulated by protein kinase C, may inhibit human hair follicle growth through paracrine signaling.