Most species of bacteria can be broadly divided into two groups, known as gram-positive and gram-negative. These categories reflect big differences in the microbes' biology, and they also dictate ...

Biochemists from the National University of Singapore (NUS) have discovered a new subclass of trifunctional enzymes in ...

A novel compound targets an essential transport system found only in disease-causing bacteria, leaving commensal bacteria ...

SIU research students are looking into ways to deactivate or stop virus-spreading germs with chemical technology in hopes it ...

In the picture below the organism on the right (Pseudomonas aeruginosa) is oxidase positive. This medium is both selective and differential. The selective ingredients are the bile salts and the dye, ...

which is important for the identification of both Gram-positive and Gram-negative bacteria, will be performed. Additional steps are required to complete the nitrate test. There are two ways to read a ...