Word: vaccinees
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After weeks of hesitation over whether to start a small test program with Salk polio vaccine and a few thousand volunteers, Britain's health authorities made up their minds last week. They canceled the whole thing as too dangerous. Said Dr. Graham Selby Wilson, director of the Public Health...
Though Dr. Wilson slammed the door, he did not bolt it. "We are hoping," he went on, "to modify the Salk vaccine in such a way that the highly virulent strains of which it is composed [meaning especially the Mahoney strain] will be replaced by less virulent strains."
* Last in the national spotlight in 1935, after he developed a primitive vaccine against polio that was given to 10,000 children. Nine cases of polio, some fatal, were attributed to defects in the vaccine.
¶ The Public Health Service released 300,000 shots of Salk polio vaccine, first to be approved in more than a month. Significantly, PHS also announced a major research program aimed at improving the Salk vaccine, mainly by using other strains of virus (than the dangerous Mahoney) and by improving...
¶ Poliomyelitis viruses for vaccine production can be grown in human afterbirth, which may replace monkey kidneys as the basis of production-line tissue cultures, suggested three University of California researchers. Cells from the inner layer (amnion) of the placenta grow at about the same rate as monkey kidney cells...