文档介绍：Update on Ecological Genomics of Plant-Insect Interactions
Ecological Genomics of Plant-Insect Interactions:
From Gene munity1[C]
Si-Jun Zheng and Marcel Dicke*
Laboratory of Entomology, Wageningen University, 6700 EH Wageningen, herlands
A major challenge for current biology is to integrate plants into moving fortresses that have a modified
research approaches that address different levels of phenotype and consequently retard adaptation in her-
anization, from subcellular mechanisms bivores (Agrawal and Karban, 1999; Kahl et al., 2000).
to functions in munities. The study of For instance, Nicotiana attenuata plants respond to
plant-insect interactions provides interesting options mechanical damage with the induction of nicotine, a
for this. Ample information at the subcellular and the neurotoxin affecting most herbivores (Kahl et al.,
individual level is available on the one hand, while 2000). However, the plant has an attenuated nicotine
important insight in the (community) ecology of insect- induction in response to feeding damage by caterpil-
plant interactions is available as well (Kessler and lars of the specialist o hornworm Manduca sexta,
Baldwin, 2002; Bezemer and van Dam, 2005; which can tolerate considerable levels of nicotine and
Schoonhoven et al., 2005; Kessler and Halitschke, furthermore can exploit it in its own defense against
2007; Snoeren et a