“…Human immunoglobulin (Ig) G1 isotype is commonly used, because it can mediate multiple effector functions, including antibody-dependent cellular cytotoxicity (ADCC), complement-dependent cytotoxicity (CDC), and direct killing activity, including apoptosis. 11,12) Thus far, a number of anti-Tn IgG and IgM antibodies have been generated, [13][14][15][16][17] and the anti-tumor activities of some already reported. 14,16,18) However, viability of anti-Tn monoclonal antibody for cancer immunotherapy has not been well validated, since data are mainly limited to in vitro assays with murine antibodies.…”