Word: vaccinees
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
From all sides he had heard manufacturers report failures "for no apparent reason" in the process of inactivating the virus, i.e., making a safe vaccine. A manufacturing rival of Cutter said with commendable candor: "There is absolutely nothing to indicate that Cutter testing was not adequate. If that's...
Tenfold Step-Up. While these disclosures were being made as unobtrusively as possible, PHS officials succeeded in beating down opposition by some of the vaccine makers so that all eventually accepted amendments to the testing procedures. (If Cutter makes and tests vaccine according to the revised specifications, it can get...
¶Before single-strain vaccines (representing each of the three main types of polio virus) are mixed to form the triple-threat end product, there must be more tests, using much larger volumes of material. Formerly, one-tenth of 1% of each strain was taken for testing; now, a minimum...
¶All makers must use one of three preservatives. (Some omitted them after Merthiolate, used last year, was shown to have made much of the vaccine worthless.)
To give the manufacturer a break, because of the chance that stray virus in the air of his labs may give him a false positive test, he need not throw away a batch of finished vaccine after a single unfavorable test. He can have it tested in other labs, and...