Word: vaccinees
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Dates: during 1950-1959
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NO medical preparation has been launched on its lifesaving career under a more brilliant spotlight than the Salk vaccine against paralytic polio. This very glare has made it harder for some to see certain essential facts-the vaccine is not always effective, and its potency is not assured. Now Dr...
Although the Salk vaccine against poliomyelitis has been generally effective -saving hundreds of lives and preventing thousands of cases of paralysis in four years-much of the material used in about 200 million U.S. inoculations has been no good. As a result, an all-out effort to improve the commercially...
This was the word last week at a University of Michigan symposium with which the National Foundation launched its 1959 March of Dimes. Vaccinventor Jonas Salk was more frank than ever before in conceding the ineffectiveness of an unspecified proportion of the commercial vaccine released, and contrasting it with the...
Beef It Up. This kind of trouble is unavoidable with any killed-virus preparation, but was intensified in the case of polio vaccine early in the 1955 vaccination season when about 200 cases of polio were blamed on infective vaccine. The U.S. Public Health Service and the manufacturers understandably redoubled...
While the Salk vaccine proved to be "60% to 90% effective," polio remained, by shifting targets, a major problem. It used to be primarily a disease of the oft-diapered, well-scrubbed upper-income groups, whose infants were protected against the mild (often undetectable) infections that give immunity against later...