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March 2014 in “ISRN Biomaterials” Keratin hydrogel from human hair helps rats recover better from spinal cord injuries.
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February 2009 in “Laboratory investigation” Activin activation in skin cells speeds up wound healing without affecting scar quality.
September 2022 in “Open Access Macedonian Journal of Medical Sciences” Platelet-rich plasma helps in skin healing, scar repair, and may boost hair growth in alopecia.