A gene encoding a mannose-binding lectin, Pinellia pedatisecta agglutinin (PPA), was isolated from leaves of Pinellia pedatisecta using genomic walker technology. The ppa contained an 1140-bp 5'-upstream region, a 771-bp open reading frame (ORF) and an 829-bp 3'-downstream region. The ORF encoded a
A screen has been performed of possible inhibitors of the ubiquinol oxidase of higher plant mitochondria by assaying their effects on cyanide-insensitive NADH oxidase of mitochondria of Arum maculatum. A number of compounds which have powerful inhibitory effects have been identified. Potent
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