0 0 votes A humanized antibody is one in which the heavy and light chains are from human heavy chain is from human and light chain is from mouse light chain is from human and heavy chain is from mouse CDRs are from mouse, and the rest is from human Immunology gate2012 immunology antibody-structure-and-function + – Milicevic3306 7.9k points answer comment Share Follow 0 reply Please log in or register to add a comment.