I’ve followed a stem cell clinic firm called R3 Stem Cell for years and have had concerns about its practices. There are many R3 Stem Cell clinics both inside and outside the US. In my opinion, at times they seemed to be marketing unproven regenerative cell offerings. Based on past FDA actions and statements, some […] The post Big implications for clinic arena from FDA warning to R3 Stem Cell, David Greene, & associated firms appeared first on The Niche .