Table 1.

Effects of rapamycin concentrations ranging from 0.5 to 32 nM on the average cell volume of U937 human monocytic leukemia and human hematopoietic stem cells 48 h post-rapamycin treatment

Rapamycin concentration (nM)	U937 Average volume (μm3)	% Size inhibition U937	hHSC Average volume (μm3)	% Size inhibition hHSC
0	1800	0	742	0
0.5	1798	0.02	760	−0.24
1	1763	2.1	723	2.6
2	1752	2.7	704	5.2
4	1740	3.4	702	5.4
8	1710	5	668	10
16	1675	7	632	14.8
32	1543	14.3	601	19.1