Spheres (IMAGE) Columbia University Irving Medical Center Caption Spheres of cultured papillae cells from human hair follicles successfully produced new human hair when transplanted between the dermis and epidermis of human skin. Credit Claire Higgins/Christiano Lab at Columbia University Medical Center Usage Restrictions For use in the context of this research news. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.