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Effects of t-TUCB and Rolipram on vascular endothelial growth factor (VEGF) in the lung. Data are expressed as means ± SEM for 4–8 animals/group. *P < 0.05, TS-exposed groups were significantly different from the control group. †P < 0.05, treatment group with sEHI t-TUCB was significantly different from the TS vehicle group. ‡P < 0.05, treatment group with Rolipram was significantly different from the TS vehicle group.
