The Side-Chain Theory

“Regarded in accordance with this conception, the antitoxins represent nothing more than side-chains reproduced in excess during regeneration, and therefore pushed off from the protoplasma, and so coming to exist in a free state

Nobel Prize 1908

P. Ehrlich, Proc. R. Soc. Lond. 1899 66, 424-448

International Union of Immunological SocietiesUniversity of South AfricaInstitute of Infectious Disease and Molecular MedicineElizabeth Glazer Pediatric Aids FoundationStellenbosch University