Chapter 9, Problem 10CT

Summary Introduction

To design:

The experiment to determine the amount of the antimicrobial chemical is bacteriostatic or bactericidal against E.coli.

Introduction:

Trypan blue assay is used to determine whether a sample contains a living or dead cell. The sample cells are stained with a trypan blue dye as it is only permeable to dead cells and impermeable to viable cells.