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 ...

The use of fluorescent markers/stains to examine cells has become very popular. Fluorescent stains have many advantages over traditional staining dyes. Fluorescent stains do not limit the analysis of ...

A mechanosensitive fluorescent probe visualises and quantifies the mechanical stress on bacterial membranes upon contact with ...

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 ...

In natural environments, bacteria rarely live as free-swimming cells but are attached to surfaces as biofilms in medical ...

The modern microscope is an incredibly powerful tool when it comes to detecting disease, but typically the biological material being studied needs to be stained or dyed to reveal its secrets. This can ...

Cellular stains are organic fluorescent dyes or fluorescent conjugates designed to localize to a specific organelle or cellular structure. In some cases, the stains respond to the physiological ...

Hans Christian Joachim Gram was born on September 13, 1853, in Copenhagen, Denmark. He studied at the University of Copenhagen, where his study of plants introduced him to the fundamentals of ...

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 ...