Amazon.com description: Product Description: The classic text known as the 'gold standard' in microbiology is now revised, reorganized, and up-to-date. Always comprehensive and current, this edition features even more new information on hot topics such as identification systems, quality control organisms, antiparasitic agents, HIV viral load testing, HIV genotyping, Hepatitis C virus, antivirals, and a new procedure for the motility test. In addition, thoroughly revised material reflects the latest advances and developments. New clinical case studies challenge students to think critically and apply what they've learned in realistic situations, and a compartmentalized organization keeps related topics together so information is easy to find.