Method of passive immunization of mammals using avian antibody

摘要

A method of passively immunizing a mammal against a condition caused by an antigen comprising: administering to the mammal immunizing amounts of an antibody obtained from a domesticated fowl which has been immunized against the antigen; the mammal being tolerant to the antibody by virtue of having a history of consumption of antibody containing material derived from the egg of a fowl.