Figure 5From: PPAR Gamma agonists regulate tobacco smoke-induced toll like receptor 4 expression in alveolar macrophagesCell Supernatants were harvested to measure LTB4 (a) and IL-8 (b) by ELISA. The results are expressed as the mean ± SD (n = 3). *P < 0.05 and **P < 0.01 compared with the sham group; #P < 0.05 and ##P < 0.01 compared with the CSE group.Back to article page