SV40 is a virus originally found in monkeys. It was used in early polio vaccines that were made using monkey kidney cells. However, SV40 was removed from vaccines many years ago after scientists ...

The question of whether Simian Virus 40 (SV40) can cause human tumors has been one of the most highly controversial topics in cancer research during the last 50 years. The longstanding debate began ...

A monkey virus linked to human cancers may have contaminated the oral polio vaccine for years after the U.S. government ordered manufacturers to remove it, according to drug company documents obtained ...

Simian virus-40 (SV40) is a DNA tumour virus that was introduced into the human population with contaminated poliovirus vaccine, and its role in mesothelioma is widely debated. PCR based testing has ...

The Pfizer Covid-19 vaccines contain “cancer-causing SV40”, a virus which was used in experiments to cause mice to develop tumours. Our verdict This is not correct. The vaccine does not contain the ...

Hundreds of millions of people in Asia, Africa and Eastern Europe may have been injected with a Soviet polio vaccine contaminated by a monkey virus that has now been linked to cancer, a new report ...

A study, published in the September 25 issue of Lancet, calls into question the proposed link between SV40 and pleural mesothelioma and provides a possible explanation for the discrepancies in the ...

Three polyomaviruses — SV40, Jamestown Canyon virus (JCV) and BK virus 3 (BKV) — have been found in humans. Polyomaviruses are small (40 nm diameter) icosahedral, non-enveloped viruses that contain ...

How many, if any, of the tens of millions of people worldwide given doses of polio vaccine contaminated by SV40 were infected by the virus? If people were infected, have some developed rare cancers as ...

Oral polio vaccine contaminated with a monkey virus was administered to hundreds of millions more people than previously thought, new research shows. Some scientists think the virus, called SV40, ...