Why haven't we developed any vaccines for parasites?

It's hard to vaccinate against parasites because they're so much more complicated genetically than most bacteria and viruses. However, it's not true that there are no vaccines against them. Malaria vaccines are being tested now; they are not spectacularly effective, but they do seem to work. read more

It's hard to vaccinate against parasites because they're so much more complicated genetically than most bacteria and viruses. However, it's not true that there are no vaccines against them. read more

There’s also some promising work going on towards a vaccine for T. Solium which affects pigs and is the largest cause of epiplepsy in humans in the developing world. Given the increasing resistance of parasites to antihelminthic drugs, this is something of a growth area. read more