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Studies on nitrogen-containing secondary metabolites playing a defensive role in plants
secondary metabolism defense substance elicitor flux analysis metabolic profiling tryptophan
2009/6/1
Plants have evolved various types of defense systems against invading enemies, such as herbivory animals and microbial pathogens. Upon interaction with attacking organisms, plants activate their secon...
Insecticidal and Neuroblocking Activities toward American Cockroach (Periplaneta americana L.) of Imidacloprid Metabolites, 5-Hydroxy-, 4,5-Dihydroxy- and 4,5-Dehydroimidacloprid
imidacloprid metabolites of imidacloprid American cockroach neuroblocking potency synergist
2009/3/7
The insecticidal and neuroblocking potencies of three imidacloprid metabolites were measured using American cockroaches. The minimum doses to cause paralysis 24 hr after injection of 4,5-dehydroimid...
Interruption of the Homing Events of Phytopathogenic Aphanomyces cochlioides Zoospores by Secondary Metabolites from Nonhost Amaranthus gangeticus
Aphanomyces cochlioides motility inhibitor nonhost resistance nicotinamide
2009/3/6
On the screening of 200 nonhost plants, an Amaranthus gangeticus extract was found to attract and subsequently inhibit the motility of Aphanomyces cochlioides zoospores. The attractant was identifie...