… TB test) were negative on the IGRA-ELISA. When … IGRA-ELISA was consistent with that
of T-SPOT.TB test, and that the two curves intersected at approximately 50 pg/mL (IGRA-ELISA) …

… Evaluation of the performance of two tuberculosis interferon gamma release assays (IGRAELISA
and T-SPOT.TB) for diagnosing Mycobacterium tuberculosis infection. Clin Chim Acta …

… detection capabilities instead of ELISA translates into less laboratory … IGRA assay. QIAreach
QFT requires 1 ml of blood compared to the 4 ml needed to perform the QFT-Plus ELISA. …

… In addition, all 10 reactors to the PTB ELISA were negative to both IGRA kits. Also, of the 44
comparative-inconclusive animals in previous skin tests, only three animals from three herds …

… conjugate was added to all ELISA wells. Afterward, 50 µl … was measured by reading in the
ELISA reader. The analysis of … be risk factors for false negative IGRA results in patients with TB …

… that the proportion of indeterminate IGRA results in KD by QFT-… ELISA-based IGRA method
in children under IVIG treatment. … with a higher risk for an indeterminate IGRA result by X.DOT-…

… enzyme-linked immunosorbent assay (ELISA) wells. Thereafter, 50 … well was measured in
the ELISA reader. Optical density values … among countries, and IGRA positivity rates increase …

… the IGRA using two antigens (study 1) and the ELISA (study 2). The accuracy of the IGRA and
ELISA … Evaluation of the performance of the IDvet IFN-gamma test for diagnosis of bovine …

… tuberculosis HBHA expressed in Mycobacterium smegmatis (IGRA-rmsHBHA). In this …
Statistical evaluation of the performance of RISK6 was done by calculating the Area Under …

… (interferon-gamma release assay–IGRA- and ELISA) never previously used in Uruguay with
… ) from latent class models for IGRA and ELISA. We evidenced that IGRA was as sensitive (75…