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. 2015 Oct 13;5:15113. doi: 10.1038/srep15113

Table 1. Results obtained by the non-enzymatic electrochemical immunoassay and commercial AFB1 ELISA kit (MaxSignal AFB1 ELISA) for spiked or naturally contaminated peanut samples.

Type No. Method; concentration (ng mL–1, n = 3)a
Electrochemical immunoassay AFB1 ELISA kit texp
spiked peanut 1 0.008 ± 0.001 No detection No application
  2 0.54 ± 0.12 0.51 ± 0.32 0.14
  3 1.32 ± 0.21 1.39 ± 0.21 0.41
  4 4.67 ± 0.89 4.51 ± 0.43 0.28
  5 9.32 ± 0.76 9.65 ± 0.89 0.49
naturally contaminated peanut 1 4.32 ± 0.88 4.12 ± 1.01 0.26
  2 9.54 ± 1.32 9.76 ± 1.13 0.22
  3 6.45 ± 1.12 6.23 ± 0.89 0.26
  4 3.21 ± 0.89 3.11 ± 0.78 0.15
  5 10.3 ± 1.73 10.9 ± 1.32 0.45

aEach sample was determined in triplicate, and the high-concentration AFB1 sample was assayed with an appropriate dilution.