His work led to the discovery of tyrothricin and gramicidin from Bacillus brevis, which were both potent against gram positive bacteria but were too toxic to use in humans. In 1939, encouraged by ...

A silicon chip biosensor the size of a grain of sand and developed at the University of Rochester can distinguish Gram-negative from Gram-positive bacteria. According to Benjamin Miller, assistant ...

Bacilli, another bacteria found in the study, is known for causing food poisoning. However, not all bacteria present were ...

Spirit blue agar contains an emulsion of olive oil and spirit blue dye. Bacteria that produce lipase will hydrolyze the olive oil and produce a halo around the bacterial growth. The Gram-positive rod, ...

The most important endospore-forming bacteria are members of the genera Bacillus and Clostridium, both of which are Gram-positive rods. An endospore is a dense, multilayered structure that contains ...