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An activity stain was used after native polyacrylamide gel electrophoresis, and at least 17 different endopeptidase activities were detected in maize (Zea mays L.) endosperm extracts prepared during the first 6 d after imbibition. The enzymes detected were classified into four groups based on their
We have characterized the proteolytic activities (proteases in cooperation with carboxypeptidases) involved in the different stages of germination of maize (Zea mays L.) grains. A sequential expression of different groups of proteases (aspartic, cysteine, serine and metallo-proteases) with pH optima
Mycotoxins are considered to be significant contaminants of food and animal feed. Zearalenone (ZEA) is a hepatotoxic mycotoxin with estrogenic and anabolic activity found in cereal grains worldwide. ZEA affects hematological and immunological parameters in humans and rodents. The compound can induce