Mycobacteria Information and Courses from MediaLab, Inc.
These are the MediaLab courses that cover Mycobacteria and links to relevant pages within the course.
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| Match the culture media on the right with possible organism on the left: | View Page |
| The most likely organism to be cultured on the Lowenstein-Jensen agar slant illustrated here would be: | View Page |
| Monocytes Defense Monocytes provide defense against mycobacteria, fungi, bacteria, protozoa and viruses. They respond to chemotactic factors, phagocytize and kill the microorganisms. | View Page |
| False Positive TST reactions A false positive reaction is a TST induration >5 millimeters even though the person is not infected with Mycobacterium tuberculosis. Some causes are:
previous BCG vaccination,infection with nontuberculosis mycobacteria,incorrect TST administration or interpretation. | View Page |
| Blood Assay for Mycobacterium tuberculosis (BAMT) The BAMT is a blood test that can detect LTBI.The BAMT has the advantage of no false positive results due to previous BCG vaccination or infection with nontuberculosis mycobacteria.The BAMT was approved by the FDA in 2005. | View Page |
| The two step TST has no false positive reactions due to infection with nontuberculosis mycobacteria or BCG vaccination. | View Page |