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 ...

Compared with other urine analysis methods, urine Gram stain has a moderate predictive value for detecting gram-negative bacteria in urine culture but does not significantly improve urinary tract ...

THE direct observation of the site of Gram stain in cells of micro-organisms could not be attempted before the ultra-thin section technique became available. However, to obtain a suitable section, ...

Differentiating bacterial strains within a single sample can be a daunting challenge. Microscopic studies of the sample can be used for simple identification and differentiation tasks. Microbiologists ...

Google is celebrating the 166th birth anniversary of microbiologist Hans Christian Joachim Gram with a doodle in his honour. Gram was born on September 13, 1853, in Denmark’s Copenhagen. Gram is best ...