… 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) …

… IGRA-ELISA, T-SPOT.TB, AFB staining, TB-Ab, and PPD. For the different PPD positive degrees,
IGRA-ELISA … AFB staining positive and negative samples were analyzed by IGRAELISA, …

… Analytical error Use automated ELISA and ELISPOT instruments to reduce … by IGRA) is
used, TST boosting of the IGRA result can be avoided by drawing the blood sample for IGRA …

… QFT results from the same subjects when ELISAs were performed in different laboratories
(38)… In contrast, a previous IGRA will not boost the results of the subsequent IGRA result, as the …

… -out different from ELISA, as for the Liason QuantiFERON Plus or the AdvenSureI3 TB-IGRA
(LG … on ELISA as: Standard E TB-Feron (SD Biosensor, Republic of Korea), AdvanSure TB-…

… today: the whole-blood and ELISA-based QuantiFERON-Gold In … several studies suggest
that the IGRA results can be positive … in latent Mycobacterium tuberculosis infection are directed …

… layout format on the ELISA microplate was altered to accommodate the ESAT-6 free IGRA
assay plasma; otherwise, the layout followed the QuantiFERON-TB Gold Plus ELISA format. …

… (IGRA). The assay quantifies T cells that recognize and prevent the bacterial spread in peripheral
blood. It is an enzyme-linked immunosorbent assay (ELISA… was based on IGRA results, …

… of IFN-γ levels by QFT-GIT ELISA using a recombinant human IFN-γ standard. The IFN-γ …
of this study, as it makes any comparison of IGRA with the TST, subject to mis-classification bias…

… CONCLUSIONS: Our results did not suggest that alternative IGRA cytokines can distinguish
… 1 Comparison of IFN-c concentrations determined by QFT ELISA (shown on the y-axis as IU/…