1.   For every virus particle cleared, however, at least one new one replaces it.

2.   When the blisters burst, they release virus particles that infect healthy animals.

3.   The RNA polymerase activities of ASFV and vaccinia virus particles share a number of properties regarding substrate requirements and pattern of inhibition by rifampicin derivatives.

4.   Dr. Michael D. Decker, a vice president of Aventis Pasteur, said the old vaccine still had a large quantity of virus particles.

5.   Each day millions of new virus particles are produced and millions are killed.

6.   However, one known function is to allow new virus particles to escape from an infected cell and spread to other cells.

7.   Hultin removed her lungs and also took tissue from the lungs of the three other victims, even though he doubted that their decaying tissue would contain virus particles.

8.   It also has a potent and immediate antiviral effect, attacking AIDS virus particles floating in the bloodstream as well as those inside cells.

9.   Montelaro suggests that these early enhancing antibodies actually help pull virus particles into the cells they are trying to infect.

10.   One theory is that the use of multiple drugs can block the production of new infectious virus particles and that the cells harboring the virus die.