Gram's Stain (Noun)
Meaning
A staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram's solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the gentian violet are Gram-positive and those that do not retain it are Gram-negative.
Classification
Nouns denoting acts or actions.
Examples
- The microbiologist used Gram's stain to identify the type of bacteria present in the sample.
- Gram's stain is a widely used technique in microbiology to differentiate between Gram-positive and Gram-negative bacteria.
- The laboratory technician carefully applied Gram's stain to the bacterial culture and waited for the results.
- By using Gram's stain, the researcher was able to classify the bacteria into two distinct groups based on their cell wall composition.
- The medical student learned about Gram's stain in her microbiology class and was able to apply the technique in her laboratory experiments.