For viruses to multiply, they usually need the support of the cells they infect. In many cases, only in their host's nucleus can they find the machines, enzymes and building blocks with which they can ...

Vaccinia viruses serve as a vaccine against human smallpox and as the basis of new cancer therapies. Two studies now provide fascinating insights into their unusual propagation strategy at the atomic ...

ALTHOUGH it is well established that inactivated viral particles interfere with the multiplication of active virus, the intimate mechanism of the phenomenon is unknown. The fundamental experiments, ...

BECAUSE of its waxy cuticle, plant leaf tissue admits few substances applied to the leaf surface. Biochemical studies on the effects of exogenous additives on cell metabolism may require such ...

For viruses to multiply, they usually need the support of the cells they infect. In many cases, only in their host's nucleus can they find the machines, enzymes and building blocks with which they can ...