KLRC2 and hepatocellular carcinoma: Next, we analyzed the presence of FcεRIγ−, Syk−, PLZF−, Helios−, NKG2C+ and CD57+ (Figure 1A–F) cells within CD56dim NK-cell populations in HCMV+ HCC patients, to assess the HCMV-associated appearance of adaptive NK cells.