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349 citations,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
202 citations,
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May 2014 in “International Journal of Molecular Sciences” Using your own skin cells can help repair aging skin and promote hair growth.
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January 2016 in “Current topics in developmental biology/Current Topics in Developmental Biology” Frizzled receptors are essential for various body development processes and maintaining certain body functions.
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