Toward xeno-free culture of human embryonic stem cells

Barbara S. Mallon1, Kye-Yoon Park1, Kevin G. Chen1, Rebecca S. Hamilton1, Ronald D.G. McKay1
1NIH Stem Cell Unit, National Institute of Neurological Disorders and Stroke, National Institutes of Health, 9000 Rockville Pike, Bethesda, MD 20892, USA