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. 2008 Nov 24;205(12):2791–2801. doi: 10.1084/jem.20080767

Figure 6.

Figure 6.

Mycobacterial burden of PGES−/− and WT Mφ in vitro and in vivo. (A) Mycobacterial burden after 4 h (inoculum), 4 d, and 7 d of PGES−/− and WT Mφ in vitro infected with H37Rv (MOI 10:1). The difference in the bacterial burden was significant at 4 and 7 d after infection (*, P < 0.03). (B) 5 wk after aerosol infection, CFUs were determined by plating of homogenized lung tissue as indicated on the ordinate. The difference in mycobacterial burden in the lungs of PGES−/− versus WT mice is statistically significant (*, P = 0.002; five mice per group). (C and D) Induction of LXA4 and PGE2 production during the course of mycobacterial infection. WT mice were infected by aerosol exposure with virulent (Erdmann) or avirulent (H37Ra). LXA4 (C) and PGE2 (D) measured by ELISA in the sera at 7, 14, and 35 d after infection (*, P < 0.01; three mice per time points). These results are representative of two independent experiments. The error bars represent SE.