What is a sputum Gram’s stain? A sputum Gram’s stain is a laboratory test that allows your doctor to diagnose a bacterial infection in your respiratory tract. They may order it if you have symptoms of ...

With delicate hues of purple and pink, a lab technique called gram staining has reliably characterized bacteria for more than a century. Yet many scientists are mistaken about why the vivid method ...

TODAY'S Google Doodle celebrates Danish microbiologist Hans Christian Gram. But who was he and what did he discover? Hans Christian Gram was a Danish microbiologist who Google is celebrating today on ...

Being a cationic dye, crystal violet can be used to stain negatively charged polymers such as DNA 18 and cell walls of bacteria, the latter of which is partially the basis of Gram staining to ...

Ventana Medical Systems, Inc. (Ventana) has announced the global launch of the VENTANA Gram Staining Kit. Automated for use on the VENTANA BenchMark Special Stains instrument, the Gram Staining Kit ...

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 ...

Who was Hans Christian Gram? Hans Christian Gram was a Danish microbiologist who Google is celebrating today on his 166th birthday. The doodle that honours Gram on his birth anniversary today was ...