Many recent reports have found multidrug resistant bacteria living in hospital sink drainpipes, putting them in close proximity to vulnerable patients. But how the bacteria find their way out of the ...

Scientists assess bacterial growth trajectories to better predict infectious capacity and the conditions that aid proliferation. This article explores the key factors that influence bacterial ...

Gram staining is one way scientists can identify bacteria. Gram-positive bacteria, such as Staphylococcus, appear blue or purple under a microscope when scientists apply a stain. Conversely, ...

Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls. They release ...