Task: Translation
Input (Czech): Popisuje se chim rick  protil tka obsahuj c  konstantn  oblast a vazebn  m sto pro antigen, kter  se specificky v  e k lidsk mu antigenu, ze dvou r zn²ch protil tek, ve kter  konstantn  oblast  je konstantn  oblast lidsk ho imunoglobulinu a   st  v zaj c  antigen, kter  se specificky v  e k lidsk mu antigenu, je variabiln  oblast imunoglobulinu opice Star ho sv ta. D le se popisuje nukleov  kyselina, kter  tuto protil tku k duje, zp sob produkce t to protil tky a farmaceutick  kompozice, kter  ji obsahuje.\
Output (English): A chimeric antibody comprising a constant region and an antigen-binding site that specifically expresses human antigen, two different antibodies in which the constant region is a human immunoglobulin constant region and an antigen that is characterized by an antigenic region is described. specifically the human mu antigen, the variable region of the immunoglobulin is a monkey of the world. Described below is the nucleic acid that produces this antibody, the method of producing the antibody and the pharmaceutical composition containing it.