Gram staining is a technique employed by Hans Christian Gram to characterize and differentiate bacteria based on their cell wall constituents. They are categorized as gram-positive and gram-negative bacteriae. This staining technique uses a primary crystal violet stain, iodine to trap the primary stain in the bacterial cell wall, ethanol to decolorize, and safranin for counterstaining.
Endocervical Gram Stain Test: Procedure, Uses, Preparations, and Results
The endocervical Gram stain test detects sexually transmitted diseases and other infections in women. Read this article to know more about this test.
Gram-Positive Bacterial Infection
Gram-positive bacteria exhibit a blue stain in the Gram staining technique, which is used to classify them.