- A new human somatic stem cell from placental cord blood with intrinsic pluripotent differentiation potential. Kögler, G., Sensken, S., Airey, J.A., Trapp, T., Müschen, M., Feldhahn, N., Liedtke, S., Sorg, R.V., Fischer, J., Rosenbaum, C., Greschat, S., Knipper, A., Bender, J., Degistirici, O., Gao, J., Caplan, A.I., Colletti, E.J., Almeida-Porada, G., Müller, H.W., Zanjani, E., Wernet, P. J. Exp. Med. (2004)