A team of researchers at the University of California, Los Angeles (UCLA) has introduced a virtual Gram staining technique that could transform how microbiologists stain and classify bacteria.

Although simple stains are useful, they do not reveal details about the bacteria other than morphology and arrangement. The Gram stain is a differential stain commonly used in the microbiology ...

Bacterial vaginosis is confined to an asymptomatic ... solution (positive whiff or sniff test). As an alternative, Gram-stain-based microbiological diagnosis of BV has been proposed.

Gram-positive bacteria: A group of bacteria that have a thick cell wall and retain the crystal violet stain used in the Gram staining procedure, making them appear purple under a microscope.

The most important endospore-forming bacteria are members of the genera Bacillus and Clostridium, both of which are Gram-positive rods ... of endospores in a bacterial culture can be detected by ...