More and more tiny red spots revealed themselves where no spots should be. Intra-cellular Gram negative diplococci, when found in fluid taken from the spine, could mean only one thing. And I knew ...

Most species of bacteria can be broadly divided into two groups, known as gram-positive and gram-negative ... told Live Science in an email. For example, structures called "efflux pumps" in ...

Early identification of potential risk factors for Gram-negative rod (GNR) infections versus Gram-positive cocci (GPC) infection prior to obtaining final culture results is of value in order to ...