New fragment of the lethal toxin from Clostridium bacterium, useful for treating cancer

摘要

A fragment (I) of the lethal toxin (LT) of Clostridium is new and has at least 80% homology to the 546 amino acid (aa) sequence (1) given in the specification. An Independent claim is also included for an immunotoxin (II), consisting of (I) and a cell-binding component (III).