E-F. PI staining of and LDH release from LPS-primed primary BMDMs infected with log-phase S. typhimurium for the indicated timepoints in the presence of PEGs of the indicated molecular weight (numbers on the X-axis, 30 mM final concentration).* p<0.05 as determined by student's t test. Graphs show mean and s.d. of quadruplicate wells. Data are representative of at least three independent expeirments. 