Except for Pf4 infection capacity in M9-CAA, the phage infection capacity in the ΔCRISPR strains was higher than the WT (Fig. 1A and B; see Fig. S1A and B in the supplemental material) (WT/ΔCRISPR in M9-CAA and ZCO1, P = 0.0011). The gene discussed is EIF3K; the disease is infection.