Plenty of people – about 1 in 3, according to some studies — feel bad for a day or two after they get a flu shot. The most common symptoms include headaches, muscle aches, fatigue and fever, all of ...

Giant DNA viruses that infect eukaryotic cells are thought to have played a role in the evolution of life, according to the ...

Across all domains of life, immune defenses foil invading viruses by making it impossible for the viruses to replicate. Most known CRISPR systems target invading pathogens' DNA and chop it up to ...

The concept of saline nasal irrigation, or bathing the nasal passages with a saltwater solution, is thought to have been ...

This is a summary of: Liu. H. et al. Viral RNA blocks circularization to evade host codon usage control. Nature https://doi.org/10.1038/s41586-025-09809-y (2025).

Across all domains of life, immune defenses foil invading viruses by making it impossible for the viruses to replicate. Most ...

The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

Scientists have uncovered a surprising viral shortcut that turns moving cells into delivery vehicles for infection. Instead ...

A research team has developed a new RNA-based system that can detect coronavirus infection in real time inside living cells—and even trigger antiviral responses only when infection occurs.

Researchers at Kumamoto University have uncovered a previously unknown molecular mechanism by which human T-cell leukemia ...