STING and ERGIC in HeLa cells stimulated with 2'3' cGAMP (0.1μg/mL) for 2 h in the presence of DMSO or Palbociclib (10 μM) The quantification data is shown in (F). The data shown are mean ± SD from indicated number of cells from 1 representative of n=3 biological replicates. Statistical significance was determined by two-tailed Student's t-test. ***, P<0.001; ****, P<0.0001; ns, not significant. 