Gram's stain experiment pointed toward some ... of bacterial cell walls that makes a difference in the staining. All bacteria have a cell wall composed of mesh-like strands of a big molecule ...

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.

THE usual method for staining bacterial and yeast spores requires three operations: the staining of both spores and vegetative cells by applying heat to the slide bearing the dye; the removal of ...