Optical trapping microrheology in cultured human cells E. Bertseva, D. Grebenkov, P. Schmidhauser, S. Gribkova, S. Jeney and L. Forró Eur. Phys. J. E, 35 7 (2012) 63 Published online: 23 July 2012 DOI: 10.1140/epje/i2012-12063-4