highly significantP < 0.0001
There was, however, a numerically highly significant tendency ( P < 0.0001 by Mann–Whitney test) towards reduced Irgb6 vacuole loading intensity in Irga6-deficient cells relative to the wild-type (wt) cells ( Fig. 6F ), suggesting that the presence of Irga6 may stabilize the loading of Irgb6.