Techniques for the isolation of merozoites of Plasmodium knowlesi malaria have allowed their use in experimental vaccines. Rhesus monkeys were protected to a very great extent from otherwise lethal challenge with this malaria when Freund’s Complete Adjuvant was a vaccine component. © 1977 Royal Society of Tropical Medicine and Hygiene.
Mitchell, G. H. (1977). A review of merozoite vaccination against plasmodium knowlesi malaria. Transactions of the Royal Society of Tropical Medicine and Hygiene, 71(4), 281–282. https://doi.org/10.1016/0035-9203(77)90099-2