The Battle of Cold Harbor was a major defeat for the Union. The North suffered about 13,000 total casualties to the South's approximately 2,500. Morale was low; the troops were tired. Even Grant seemed depressed.
QuantiFERON-TB Blood Test. QuantiFERON-TB Blood Test. The QuantiFERON-TB Blood Test is used to aid in the diagnosis of both latent and active infections with the bacteria that causes Tuberculosis (TB). This test is one of only 2 blood tests for TB approved by the FDA. Tuberculosis is a bacterial disease that typically affects the lungs.
Clinicians Guide to QuantiFERONÂ®-TB Gold Page 1 of 2. 1) What is QuantiFERONÂ®-TB Gold? QuantiFERONÂ®-TB Gold is an in vitro laboratory diagnostic test. using a whole blood specimen. It is an indirect test for M. tuberculosis-. complex (i.e., M. tuberculosis, M. bovis, M. africanum, M. microti, M.