{HEAD ~ Another object} of the present invention is to provide {TAIL ~ a method} for modulating cytotoxicity of an antibody by modulating the plasma half life of the antibody having cytotoxicity, an antibody with modulated cytotoxicity and a pharmaceutical composition, comprising the antibody, as well as a method of preparing the antibody and the pharmaceutical composition 
is to provide
{ HEAD ~ Another object } of the present invention is to provide { TAIL ~ a method } for modulating cytotoxicity of an antibody by modulating the plasma half life of the antibody having cytotoxicity , an antibody with modulated cytotoxicity and a pharmaceutical composition , comprising the antibody , as well as a method of preparing the antibody and the pharmaceutical composition
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH