For the amido black staining, crucial differences were noticed when using different virus concentrations and incubation periods.
In the last years, electron tomography has revealed substantial differences between the structures induced by these different virus groups.
Cidofovir must be injected, is dangerous and its only approved use is for a different virus.
Smallpox vaccine, made from a different virus, has risks that are difficult to quantify for today's population.
"When it becomes unworkable, I will switch to a different virus".
Hepatitis A, which is caused by a different virus, can be transmitted through food, but hepatitis B cannot, with very rare exceptions.
There seems to be little proof that it is effective against severe acute respiratory syndrome, or SARS, which is caused by a different virus.
At the same time, a group led by Luc Montagnier of the Pasteur Institute reported finding a different virus, named LAV, in AIDS victims.
Rephrased in viro-immunological terms: is it possible and, if so, is it bad to become co-infected with a different virus strain?
The order of the stages of viral replication that follow the uncoating of the genome varies for different virus classes.
Horse viruses, clam viruses: all told, members of Dr. Lipkin's team were working on 139 different virus projects.
