Exam 27: Diagnostic Microbiology

Fluorescent antibodies can be used to separate mixtures of cells into relatively pure populations with a fluorescence cytometer.

To detect antibodies in human serum,the direct EIA is most commonly employed.

Two common or important bacterial pathogens found in the blood are

The study of antigen-antibody reactions is known as

Intestinal parasites can be identified by observing stool samples for the presence of

The EIA test for HIV infection is a direct test for HIV envelope proteins.

________,periodic reports on the susceptibility of clinically isolated organisms to the antibiotics in current local use,are particularly valuable for tracking the emergence of new antibiotic-resistant strains of pathogens.

Modified Thayer-Martin (MTM)agar

An Etest® is a clinical tool used for the determination of

Widespread antimicrobial drug resistance is usually passed by

________ defines the lowest quantity of an antigen that can be detected in a serological test.

In the United States,every clinical and research institution requires that workers be protected from ________ that is contracted almost exclusively from handling patient specimens (rather than from known exposure or accidents).

Some antibiotics inhibit protein synthesis by disruption of translation through interactions with the

The component that enriches chocolate agar is

What is the basis for inferring infection of a pathogen when a serological EIA is performed? In this context,what does a positive result indicate?

Protein A,commonly used in immunoblots,is derived from

Most drug-resistant bacteria isolated from patients contain a(n)

Which of the following must be accomplished FIRST in order to conduct RT-PCR?

MOST microbiology research laboratories maintain BSL-2 standards.

________ is used to monitor gene expression of a pathogen.