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 ...

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.

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.