This is in contrast to Streptococcus species, whose growth is selected against ... crystal violet which inhibit the growth of Gram-positive bacteria. The differential ingredient is lactose.

"Normal flora" include Streptococcus pneumoniae, Haemophilus influenzae, Staphylococcus aureus, and anaerobes such as Bacteroides species, anaerobic gram-positive cocci, and Fusobacterium species.

Too easily overlooked are non-influenza, non-COVID viruses and bacteria that are burgeoning and spreading unchecked — both in ...

Bacteria with thick peptidoglycan are called gram positive. If the peptidoglycan layer is thin, it's classified as gram negative. A gram-positive bacillus doesn't have an outer cell wall beyond ...

Its research and development pipeline includes early-stage antibiotic candidates that target other Gram-positive bacteria ... and Penicillin-Resistant Streptococcus pneumoniae.