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ML-1 cell migration induced by 10% (v/v) FCS and S1P in the absence (white bars) or presence (black bars) of an S1P concentration gradient. * indicates statistically significant differences compared with control cells in the absence of an S1P concentration gradient and ◆ in the presence of an S1P concentration gradient. Results are means±SEM, n=3. */◆P<0.05 (one-way ANOVA and Dunnett's post hoc test).
