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 ...

Antibiotics are powerful and fast-acting drugs that treat bacterial infections. However, overuse and misuse has caused ...

1-5 What Bacteria Use Quorum Sensing? Both gram-negative and gram-positive bacteria use quorum sensing. Generally, gram-negative bacteria employ acylated homoserine lactones as autoinducers, which ...

This medium is both selective and differential. The selective ingredients are the bile salts and the dye, crystal violet which inhibit the growth of Gram-positive bacteria. The differential ingredient ...

[Enterococcus faecalis is a Gram-positive bacterial species that lives in the gastrointestinal tracts of humans and other mammals and can cause difficult-to-treat infections in humans, especially ...

Today you will finish up testing for both gram positive and gram negative organisms. There are few tests that can be read immediately that we call rapid tests. These are often useful initial steps to ...

“Gram stains show whether the bacteria in urine samples are gram positive or negative by staining them purple or pink,” says Miyatsuka. “Only the most experienced technicians can make ...

Preliminary data indicates patients experienced either a complete cure or significant improvement in infection symptoms following treatment with ...