Published in Virus Weekly, June 27th, 2006
According to recent research published in the Journal of General Virology, "A defective interfering (DI) virus differs from the infectious virus from which it originated in having at least one major deletion in its genome. Such DI genomes are replicated only in cells infected in trans with homologous infectious virus and, as their name implies, they interfere with infectious virus replication and reduce the yield of progeny virus. This potent antiviral activity has been abundantly demonstrated in cell culture with many different DI animal viruses, but few in...
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