Sentence examples for weakened form from inspiring English sources

An effective vaccine is widely available, made from a weakened form of the virus.

She died in 1976 of pneumonia, weakened form many years of dialysis.

After World War II, Austria reintroduced the jury in a weakened form.

Even in their weakened form, these claims are disturbing to consumer groups because they allow a lower standard of proof.

America's MedImmune has come up with a nasal spray that uses a live flu virus in a weakened form.

The man received the older oral polio vaccine (OPV) that contained a weakened form of the virus, and was often given on a sugar cube.

Most vaccines against diseases such as chicken pox and influenza use weakened forms of the virus as antigens, or substances that provoke an immune response.

Since 1963 most polio vaccines given around the world had included weakened forms of the three existing polioviruses (types 1, 2, and 3) in one oral dose.

The 2010-11 vaccine will contain killed or weakened forms of three viruses: the swine flu virus, technically known as A/California/7/09 (H1N1 -like virus pandemic (H1N1 -like influenza; the A/Perth /16/2009 (H3N2)-like virus; and the B/Brisbane/60/2008-like virus.

The vaccines contain weakened forms of the virus and are much more effective in developed countries than in developing countries, where rotavirus kills more than 400,000 children every year.

Live vaccines contain weakened forms of the virus, which do not cause the disease but, nonetheless, confer immunity.