Fig. 2

Comparative proteomic analysis of proteins expressed by HTR-8/SVneo cells cultured with variable serum doses. Percentage of differentially expressed protein spots in HTR-8/SVneo trophoblast cells cultured in 0.5 or 10 % FBS for 24 h. n = 3, ANOVA test, p < 0.05. * –percentage of total analyzed spots; ** – percentage of differentially expressed spots