QuantiFERON®-TB Gold PlusTest code(s) 36970 (1 tube, non-incubated), 36971 (4 tubes, draw-site incubated), 37616 (Pre-biologic/bio- similar Screen Panel, HCV/HBV with Reflexes and QFT 1 Tube) and 37620 (Pre-biologic/biosimilar Screen Panel, HCV/HBV with Reflexes and QFT 4 Tubes)...
TB (T-SPOT; Oxford Immunotec, Abingdon, UK), which is based on an enzyme-linked immunospot assay for detecting cells that produce IFN-γ. QFT-Plus is a new-generation assay of QuantiFERON-TB Gold In-Tube (QFT-GIT; Qiagen) and has two TB-specific antigen tubes (TB1 and TB2). The ...
We aimed to determine the diagnostic performance and clinical value of the QuantiFERON-TB Gold In-Tube (QFT-GIT) and QuantiFERON-TB Gold Plus (QFT-Plus) tests in patients with active tuberculosis (TB) or latent TB infection (LTBI). Methods We prospectively enrolled 140 patients, including 63...
In this study, we evaluated in a low TB endemic country such as Italy, the effect of preventive therapy on the results obtained in the QuantiFERON TB Plus (QFT-Plus), in a cohort of subjects with latent TB infection (LTBI) and active TB. We found that TB therapy significantly decreased...
Previously, a modification to the Qiagen QuantiFERObr-TB Gold (QFT) system, using QFT tubes and an in-house bovine interferon-gamma (IFN-y) ELISA, was evaluated for the detection of M. bovis infection in buffaloes. Subsequently, Qiagen has developed a commercially available cattletype (R) ...
Currently, the third generation of this test is on the market, known as QuantiFERON-TB Gold In Tube (QFT-GIT), which incorporates a third mycobacterial antigen: TB 7.7, and tubes specifically designed for taking blood samples for this test (Table 5). ...
In 2015 a new QuantiFERON test has been introduced: the QuantiFERON®-TB Gold Plus (QFT-Plus) which will replace the currently used QuantiFERON-TB Gold in Tube (QFT-GIT). For this new test the peptide TB7.7 is removed and it contains an extra antigen tube (TB2) compared to its pred...
The QuantiFERON TB Gold Plus (QFT-Plus) test is a newly approved interferon-gamma releasing assay test for detecting latent tuberculosis. Although blood samples for QFT test can be refrigerated for 48 h in lithium-heparin tubes according to package inserts, no published data are available on ...
Tuberculosis (TB)CD4 T-cell responsesCD8 T-cell responsesThe new generation of the IGRA QuantiFERON-TB Gold Plus (QFT-Plus) includes two antigen tubes, TB1 and TB2 which contain specific Mycobacterium tuberculosis peptides designed to stimulate both CD4 and CD8 T-cells. TB1 is designed to ...
Detection of Mycobacterium bovis infection in African buffaloes (Syncerus caffer) using QuantiFERON R -TB Gold (QFT) tubes and the Qiagen cattletype R IFN-gamma ELISA. Vet Immunol Immunopathol. (2018) 196:48-52. doi: 10.1016/j.vetimm.2017.12.010...