ACTA1 and lung cancer: Based on an analysis of the ONCOMINE database (Figure 7h), high MCT-1 levels were positively correlated to CD31 (Pearson correlation +0.62, P=0.01), α-SMA (Pearson correlation +0.15, P=0.03) and CD163 (Pearson correlation +0.35, P<0.001) expression in stage III/IV and different types of lung cancers.