Related topics: cells · immune cells · immune response · bacteria · protein

Is sex primarily a strategy against transmissible cancer?

One of the greatest enigmas of evolutionary biology is that while sex is the dominant mode of reproduction among multicellular organisms, asexual reproduction appears much more efficient and less costly. However, in a study ...

Human cell death captured for first time

Scientists based at the La Trobe Institute of Molecular Science have discovered that some molecules which are central to the body's defence and immune system are ejected from inside the decomposing cell to form long beaded ...

Virus-cutting enzyme helps bacteria remember a threat

Bacteria may not have brains, but they do have memories, at least when it comes to viruses that attack them. Many bacteria have a molecular immune system which allows these microbes to capture and retain pieces of viral DNA ...

Viruses can have immune systems, new research shows

A study published today in the journal Nature reports that a viral predator of the cholera bacteria has stolen the functional immune system of bacteria and is using it against its bacterial host. The study provides the first ...

How COVID-19 wreaks havoc on human lungs

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have published the first detailed atomic-level model of the SARS-CoV-2 "envelope" protein bound to a human protein essential for maintaining ...

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