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, ...

There are two main types of bacteria, and these categories reflect the microbes' biology and their vulnerability to different antibiotics. When you purchase through links on our site, we may earn an ...

Mark Blaskovich receives funding from a range of government, not-for-profit and commercial organisations for research into antibiotic discovery and development. He is affiliated with AAMRNet ...