How To: Perform a Gram staining procedure

Are you a scientist in need of a method distinguishing bacterial species into groups based on the chemical and physical properties of their cell walls? Well, that's where a Gram staining procedure comes into play.

For this project, you'll need a heat-fixed bacteria slide, Gram's lodine, crystal violet, safranin, decolorizer, and water.

Bet you didn't know Gram stains are performed on body fluid or biopsy when infection is presumed. This video tutorial show you medical doctors how exactly to perform a Gram staining procedure.