Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls.

A comparative effectiveness study found patients treated with laLGPs had similar outcomes as those who received ...

The star of the story is saarvienin A, a brand-new glycopeptide antibiotic produced by an unusual strain of Amycolatopsis, a ...

Chinese researchers have swabbed the Chinese Tiangong Space Station and found a novel strain of bacterium called 'Niallia ...

Researchers have discovered saarvienin A, a novel glycopeptide antibiotic from a rare earth mine bacterium. It shows potent ...

Not all cases of non-HACEK Gram-negative bacterial endocarditis necessarily require surgical intervention. Indications for surgical intervention in patients with Gram-negative endocarditis are ...

anaerobic gram-positive cocci, and Fusobacterium species. The presence of these bacteria is only "normal" if the titer of resident flora is low. When bacterial titers exceed 1000 colony forming ...

Here’s how it works. Most species of bacteria can be broadly divided into two groups, known as gram-positive and gram-negative. These categories reflect big differences in the microbes' biology ...

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 ...