failed to reach significancep = 0.124
IFNα significantly upregulated the expression of CEACAM1-4L (3.7-fold, p < 0.05), CEACAM1-4S (4.8-fold, p < 0.05) and CEACAM1-3S (4.3-fold, p < 0.001), whereas the 3.5-fold upregulation of CEACAM1-3L failed to reach significance (p = 0.124).