Table 1

Percent recovery of r-BBI added to urine matrix by the ELISA-C methoda

r-BBI added (ng/ml)r-BBI recovered (ng/ml)% recovery
MeanSDMeanSD
7.818.130.91104.1411.60
15.6317.284.27110.5927.29
31.2528.245.9790.3819.10
62.5067.464.17107.936.68
125.00117.449.3293.957.46
Av.101.4014.43
  • a r-BBI was added to a pooled control urine sample at five concentrations and measured six times by the ELISA-C method in six independent experiments.