Published in Vaccine Weekly, March 5th, 2003
"Poliovirus vaccines that were used during the late 1950s and early 1960s were contaminated with simian virus 40 (SV40), a monkey virus that is tumorigenic in rodents," said Howard D. Strickler and colleagues at Albert Einstein College of Medicine and the National Institutes of Health. "SV40 DNA sequences have been detected in some human cancers, especially pleural mesotheliomas, although results...
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