TY - JOUR T1 - On the Determination of a Coefficient by which the Rate of Diffusion of Stain and other Substances into Living Cells can be Measured, and by which Bacteria and other Cells may be Differentiated JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 81 IS - 546 SP - 97 EP - 109 PY - 1909/04/05/ UR - http://dx.doi.org/10.1098/rspb.1909.0011 M3 - doi:10.1098/rspb.1909.0011 AU - Ross, H. ER -