Evaluation of the TRF immunoassays using Syphilis Qualification Panel (QSS701).

a Members of the panel are manufactured from human serum or plasma, as provided by the panel supplier. Five members are formulated with various reactivities of Syphilis. Non-reactive member was formulated from Syphilis non-reactive pools.b Results were provided by the panel supplier. R, reactive; NR, non-reactive.c Values indicate S/Co ratios obtained in this study, using the in-house TRF immunoassays with 10 min and 1 h incubation times. Samples with S/Co values