What colour are Gram-positive bacteria stained during Gram staining?

Lactobacillus acidophilus (New Latin 'acid-loving milk-bacillus') is a species of gram positive bacteria in the genus Lactobacillus.

The present invention relates to bacterial luciferase transposon cassettes suitable for conferring bioluminescence properties on a Gram-positive bacteria, Gram-negative bacteria, and other organisms of interest.

Lactobacillus acidophilus (New Latin ‘acid-loving milk-bacillus’) is a species of gram positive bacteria in the genus Lactobacillus.

B. coagulans is a Gram-positive rod (0.9 by 3.0 to 5.0 μm in size), catalase positive, spore-forming, motile, and a facultative anaerobe.

Bacillus coagulans is a Gram-positive rod (0.9 by 3.0 to 5.0 μm in size), catalase positive, spore forming, motile, and a facultative anaerobe.

AtzA-C have also been found in a Gram positive bacterium, but chromosomally located (Cai B, et al).

Bacillus subtilis, known also as the hay bacillus or grass bacillus, is a Gram-positive, catalase-positive bacterium, found in soil and the gastrointestinal tract of ruminants and humans.

Bacillus subtilis — Bacillus subtilis, known also as the hay bacillus or grass bacillus, is a Gram-positive, catalase-positive bacterium, found in soil and the gastrointestinal tract of ruminants and humans.