Table 3: Incidence of aflatoxin B1 and ochratoxin A in pre- and poststored brewers grains samples.

Mycotoxins
SamplesAFB1 (μg kg−1)OTA (μg kg−1)
Mean levelsRange(%)*Mean levelsRange(%)*

Pre125.8a10–358NDa
Post238a24–47109.8a2–255

1Prestored brewers grains; 2Poststored brewers grains; *Percentage of samples contaminated with mycotoxin (%). ND: not detected. Values with letters in common are not statistically significant, according to test of LSD ( ).