Table 1. Recoveries of OTA Added to Corn, Wheat, and Rice Samples^a.

	VHH phage-based RT-IPCR (n = 3)		conventional ELISA (n = 3)
OTA added (μg/kg)	OTA recovered (μg/kg)	CV (%)	OTA recovered (μg/kg)	CV (%)
Corn
0.1	0.09 ± 0.01	11.1	0.08 ± 0.01	12.5
1	0.93 ± 0.09	9.7	0.89 ± 0.10	11.2
10	12.6 ± 1.07	8.5	10.94 ± 1.15	10.5
100	100 ± 9.80	9.8	96.3 ± 10.20	10.6
Rice
0.1	0.12 ± 0.01	8.3	0.11 ± 0.01	9.1
1	1.03 ± 0.12	11.7	0.94 ± 0.09	9.6
10	8.75 ± 0.89	10.2	8.22 ± 0.98	11.9
100	93.9 ± 11.50	12.2	91.5 ± 10.70	11.7
Wheat
0.1	0.08 ± 0.01	12.5	0.08 ± 0.01	12.5
1	0.94 ± 0.08	8.5	0.86 ± 0.09	10.5
10	9.12 ± 0.96	10.5	9.44 ± 1.05	11.1
100	116 ± 10.40	9.0	103 ± 12.60	12.2

^aDeterminations were performed by VHH phage-based competitive RT-IPCR and conventional ELISA.