Word: vaccinees
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In some cases, people infected with HTLV-III don't develop any immune response at all, and some people who do develop antibodies aren't even protected by them. Since vaccines work by stimulating protective antibodies, there is some question whether a vaccine could work effectively.
"There is a serious question whether human beings make any sort of protective response at all. Nobody can predict whether it will be easy or hard to make a vaccine," Haseltine says.
But Essex, who is a professor of microbiology at the School of Public Health postulates, "It is extremely likely that we'll know within a year whether a vaccine is feasible."
However, injecting people with a virus similar to AIDS is not the only kind of vaccine possible. In another approach, doctors insert part of the HTLV-III virus, like the virus' envelope or shell, onto the harmless portion of another virus. When that new half-breed virus grows, will have...
AIDS researchers haven't put all of their eggs in the vaccine basket, however. Some doctors, Haseltine among them, are also trying to design a drug treatment program for AIDS patients.