Derivation of xeno-free and GMP-grade human embryonic stem cells--platforms for future clinical applications. oleh Shelly E Tannenbaum, Tikva Tako Turetsky, Orna Singer, Einat Aizenman, Sophie Kirshberg, Nili Ilouz, Yaniv Gil, Yael Berman-Zaken, Temima Schnitzer Perlman, Nitshia Geva, Ora Levy, Daniel Arbell, Alex Simon, Assaf Ben-Meir, Yoel Shufaro, Neri Laufer, Benjamin E Reubinoff