Seven days of antibiotics was noninferior to 14 days for treating Gram-negative bloodstream infections, supporting shorter ...

Closely related bacterial species use different strategies to build their cell walls, an international team of scientists led ...

Like people, bacteria have their preferences when it comes to relationships. Some are totally independent, while others prefer company. Salmonella and many other kinds of bacteria are of the social ...

All the latest science news on gram-negative bacteria from Phys.org. Find the latest news, advancements, and breakthroughs.

Sputum Gram stain and culture were once the gold standard of diagnosis in patients with pneumonia but have been discounted in recent years, with published sensitivity estimates ranging as low as ...

Because of this, an infected individual can unwittingly transmit it to others during oral, vaginal, or anal sex. Studies have ...

Compared with other methods, urine Gram stain moderately predicted gram-negative bacteria but added little value to UTI diagnosis in the ED, raising questions about its clinical utility.

Differences between gram-positive and gram-negative bacteria All bacteria have a cell wall composed of mesh-like strands of a big molecule called peptidoglycan, which surrounds the cell membrane.

When bacteria retain the crystal violet dye during the Gram stain test, they are called Gram-positive bacteria. Learn more here.