"I noticed brown spots on my child's front teeth during brushing," or "Looking back at photos, the front teeth look slightly ...

What is Gram staining?Gram staining is a staining method that differentiates bacteria into 'positive = purple' and 'negative ...

If you’ve been visiting your dentist regularly to deal with discolored teeth, your morning cup of coffee or wind-down glass of red wine could be to blame. These drinks have chromogens and create an ...

Traditional histopathology, crucial for disease diagnosis, relies on chemically staining tissue samples to highlight cellular structures for microscopic examination by pathologists. This ...

Ocular surface staining is a test that can help with diagnosing certain eye conditions. It involves using different dyes to show damaged tissues. The dye does not cause any permanent discoloration.

A team of researchers at the University of California, Los Angeles (UCLA) has introduced a virtual Gram staining technique that could transform how microbiologists stain and classify bacteria. This ...

Moving beyond traditional methods of observing thinly sliced and stained cancer tissues, a collaborative international research team led by KAIST has successfully developed a new technology. This ...

Corneal and conjunctival staining offer greater clinical utility than Schirmer testing for identifying Sjögren disease dry eye in older adults.

This protocol describes a simple silver staining method used to visualize DNA fragments and other organic molecules with unsurpassed detail following traditional polyacrylamide gel electrophoresis ...

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 ...