van Oss C J, Singer J M, Gillman C F
Immunol Commun. 1976;5(3):181-8. doi: 10.3109/08820137609044274.
A single inoculation of rabbits with human gamma globulin, administered with polystyrene latex particles and mineral oil as adjuvant, gave rise to at least the same level and duration of antibody formation as could be achieved with classical Freund's adjuvant made "complete" with killed mycobacteria.