As of late 2004 26 present antibod...

As of late 2004 26 present antibody-based therapeutic agents have been approved in the European Union and the US. a certain number of 500 such products are popularly in development, ensuring that the number of approved antibody-based produces will increase substantially over the coming years.

Traditionally, polyclonal antibodies have been used to induce passive immunity. These antibody preparations are made from extracting human or animal serum expos to the antigens of interest. Antibody preparations produc according to such means are heterogeneous. Antibody flats vary from bleed to ble and, when