To map the differences in virulence and disease-causing ability between the various subspecies of salmonella, for example, researchers need to sequence the DNA of the bacterial cells on the ...

Neutrophils are the most abundant type of immune cell and serve as the immune system's first responders. One of their key ...

A single β-lactam exposure rapidly drives stable multidrug resistance in RecA-deficient bacteria through an SOS-independent mechanism involving oxidative stress-induced mutagenesis and ...

He and a colleague proved a theory advanced by the Nobel Prize winners James Watson and Francis Crick, who discovered DNA’s ...

Humans have been getting infected by ancient bacteria and viruses for at least 37,000 years. Now, for the first time, ...

In the vast and often unseen world of microscopic life, a recent discovery may force scientists to rethink what it means to ...