2005•Europe PMC (PubMed Central)Requires access

Effect of Sclerotinia sclerotiorum Toxin on Some Enzyme Activities in Sunflower

Xiaoyu Zhang, Zhengping Liu, Jun Hu, LI Rong-xi

Abstract

The effects of Sclerotinia sclerotiorum toxin on peroxidase,polyphenoloxidase and phenylalanine ammonialyase activities of the leaves from different sunflower cultivars were tested.The results showed that the toxin increased the activity of peroxidase and the increase was different in two varieties.The toxin inhibited activities of polyphenoloxidase and phenylalanine ammonialyase,but in increased the activity of phenylalanine ammonialyase.

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Key concepts: Sclerotinia sclerotiorum, Phenylalanine, Sunflower, Toxin, Peroxidase, Enzyme, Chemistry, Phenylalanine ammonia-lyase