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. Author manuscript; available in PMC: 2015 May 18.
Published in final edited form as: Cell Biol Toxicol. 2013 Nov 29;30(1):1–16. doi: 10.1007/s10565-013-9265-y

Fig. 2.

Fig. 2

Viability of human monocytic U937 and THP-1 cells, differentiated THP-1 cells (THPdiff) and murine DMBM-2 macrophages after incubation with carboxyl polystyrene particles (CPS particles) of ≤200 nm (a) and ≥500 nm (b) for 24 h exposed in DMEM (n=4)