Gram-positive and gram-negative bacteria differ in the composition of their cell walls. Gram-negative bacteria have a double layer of protection, making them more difficult to kill, Muñoz said.

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, and they also dictate how ...

This layer is only 2 to 3 nm thick in Gram-negative bacteria. Shape: Gram-positive bacteria come in different shapes: ... MNT is the registered trade mark of Healthline Media.

Zosurabalpin is able to destroy Gram-negative bacteria by jamming LPS molecules inside the bacteria, weakening its membrane. It is the first of its class of antibiotics, and the first new class of ...

Gram-negative bacteria have a double layer of protection, ... A Gram-negative-selective antibiotic that spares the gut microbiome. Nature, 2024; DOI: 10.1038/s41586-024-07502-0; ...

In recent decades, more antibiotics have been developed to treat Gram-positive infections, which are typically less harmful and less resistant to antibiotics than Gram-negative bacteria, Lobritz said.