First, gram-negative bacteria have a thin cell wall that is about 1.5 to 10 nanometers across, whereas gram-positive bacteria have a thick cell wall measuring about 20 to 80 nanometers.

The gastrointestinal tract holds a vast community of diverse microbes, and many of them play crucial roles in our health. | ...

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 ...

The risk of developing blood cancer increases with age. The finding that a molecule from gut bacteria plays a part points to ...

7 PBPs are bacterial cell membrane proteins involved in the formation of peptidoglycans (PG). 8 Gram-negative bacteria are intrinsically resistant to drugs such as vancomycin, a glycopeptide that ...

Scientists at Cincinnati Children's along with an international team of researchers have discovered a surprising new ...

What Is Quorum Sensing? Individual bacteria use quorum sensing to detect and respond to changes in cell density as a coordinated group. For example, the first reported evidence of quorum sensing was ...

A vaginal pH exceeding a value of 4.5; The presence of so-called clue cells – vaginal epithelial cells with such a heavy coating of bacteria that ... As an alternative, Gram-stain-based ...