Gram staining is a method used by clinical lab technicians to identify different cells. This tutorial explains the gram stain method and how it works on the cellular level.
This tutorial, created by the National Science Foundation, provides a comprehensive tour of cells.
Virtual Bacterial Identification Tutorials
This page features exercises created by Dr. Alan Cann, the author of several authoritative texts on virolgy and microbiology.
Microbiology is the study of microscopic organisms including bacteria, viruses, and parasites.
This is a microscopic image of Tuberculosis using the Ziehl-Neelsen Stain Method (www.microbelibrary.org).
For a general overview of microbes, click on this link to read Undestanding Microbes: In Sickness and in Health, created by the National Institute of Allergy and Infectious Diseases.