Bacterial species, and even specific strains can be differentiated using a number of molecular techniques such as PCR, quantitative PCR, genome sequencing and mass spectrometry. But even without ...

Gram staining is a type of differential staining used to distinguish between Gram positive and Gram negative bacterial groups, based on inherent differences in their cell wall constituents. Stains ...

Gram-negative meningitis is an infection in the membrane surrounding your brain and spinal cord. “Gram-negative” refers to gram staining, a routine laboratory test used to determine the presence of ...

To determine the effectiveness of Gram staining of tracheal aspirates for predicting causative microorganisms and guiding appropriate initial antibiotic therapy to treat ventilator-associated ...

Historically, bacteria were classified by their ability to retain the Gram stain 1. Following the development of electron microscopy, the actual structure of the bacterial cell envelope became ...