Stories about: viruses  

Experts know how the defense mechanisms capture invaders

When it's resisting treatment

The barrier was supposed to keep them at bay

It addresses many types of tumors

It may be used as a vaccine against HIV

Even in the early stages of infection

The disease could kill numerous fish

This allows them to multiply rapidly

It employs a number of cunning tricks

According to a new study

This field of study is in disarray again

This has come as no surprise for researchers

Experts say 21 percent of new cases could be prevented

Experts seek to recruit the immune system

The organisms are concentrated in frigid lakes

Pros and cons of the new vaccine

Largest trial has yielded only moderate success