Plant Secondary MetabolismSpringer Science & Business Media, 2012 M12 6 - 759 páginas Life has evolved as a unified system; no organism exists similar role also has been suggested for fatty acids from alone, but each is in intimate contact with other organisms cyanolipids. Nonprotein amino acids, cyanogenic glyco and its environment. Historically, it was easier for workers sides, and the non-fatty-acid portion of cyanolipids also are in various disciplines to delimit artificially their respective incorporated into primary metabolites during germination. areas of research, rather than attempt to understand the entire Secondary metabolites of these structural types are accumu system of living organisms. This was a pragmatic and neces lated in large quantities in the seeds of several plant groups sary way to develop an understanding for the various parts. where they probably fulfill an additional function as deter We are now at a point, however, where we need to investi rents to general predation. gate those things common to the parts and, specifically, those The second type of relationship involves interaction of things that unify the parts. The fundamental aspects of many plants with other organisms and with their environment. Bio of these interactions are chemical in nature. Plants constitute logical interactions must be viewed in the light of evolution an essential part of all life systems; phytochemistry provides ary change and the coadaptation, or perhaps coevolution, of a medium for linking several fields of study. |
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Academic Press alka amino acids anthraquinones Asteraceae beetle Biochem Biogenesis Biological Activity biosynthesis carotenoids ceae cell CH₂ CH₂OH CH3 CH3 CH3O Charlwood Chem Chemistry CO₂CH3 CO₂H CO₂H contain copyright owner Cordell coumarins Croteau cultures cyanogenic glycosides cyclization derived diterpenes E. E. Conn Ecol enzyme esters Fabaceae fatty acids feeding flavonoids formation fungi furanocoumarins genus glucosinolates H H H H OH H₂N Harborne herbivores higher plants HO₂C inhibits insects intermediate involved iridoid isolated J. B. Harborne lactones larvae lignin lipids loids London Mabry metabolism methyl modified monoterpenes Nahrstedt NH₂ O-glucosyl occur OCH3 OCH3 OCOCH3 OH H OH HO OH OH OH OH oxidation P. K. Stumpf P. M. Dey pathway pheromones phytoalexins Phytochemistry precursor Prod produce protein pyrophosphate pyrrolizidine alkaloids quinolizidine saponins secondary metabolites seeds sesquiterpene shikimic shikimic acid species structure synthesis tannins Terpenoids tion tissues toxic triterpenes types Wink York ОН ОН