Immunologists have identified an important intermediate step in innate immune defense. If bacteria enter the body, it often takes just a few minutes for the innate immune system to recognise them as ...

The immune system can work in two ways: the innate immune system reacts to any foreign invaders that are identified by immune cells that look for such pathogens; but the acquired or adaptive immune ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The very first line of defence against any ...

A section of Goodsell et al.’s magnificent “Integrative illustration for coronavirus outreach” highlighting the packaging of the viral genetic material (in pink) by the scaffold “nucleocapsid protein” ...

The novel coronavirus SARS-CoV-2 has an enzyme that can counteract a cell's innate defense mechanism against viruses, explaining why it is more infectious than the previous SARS and MERS-causing ...