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The anti‑IgG antibody that may lead to a FALSE positive IgM test is:

A laboratory is testing a patient’s serum for IgM antibody by the EIA capture method.  At the completion of the test no color is observed in the positive control and external (continuity) control.  The most probable cause of this result is:

The Taqman PCR probe principle is based on the _____ activity of Taq Polymerase.  

Which are indicators used for detection of antibodies in an IFA and an EIA assay, respectively? 

Which procedures are considered part of the analytical components of testing? 

Which vectors are associated with Rickettsia spp. infection? 

Size: 12 µm Stage: [1] Most likely identification of the organism: [2] What is the structure that the black arrow is pointing to in the figure above? [3]

Size: 40 µm Stage: [1] Most likely identification of the organism: [2]  

Size: 12 µm Stage: [1] Most likely identification of the organism: [2]

Size: 18 µm Stage: [1] Most likely identification of the organism: [2]