PNAS Plus Significance Statements
PNAS Plus Significance Statements
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DOI:
10.1073/pnas.ss11005
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发表时间:
2013-01
期刊:
影响因子:
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通讯作者:
Emre Neftci;Jonathan Binas;Ueli Rutishauser;Elisabetta Chicca;Giacomo Indiveri;Rodney J. Douglas;David R Steward;P. J. Bruss;Xiaoying Yang;S. Staggenborg;Stephen M Welch;Michael D. Apley;Patrick R Wright;Andreas S Richter;Kai Papenfort;Martin Mann;Jörg Vogel;Wolfgang R. Hess;Rolf Backofen;J. Georg;Sheena Pinto;Chloé Michel;Hannah Schmidt-Glenewinkel;N. Harder;Karl Rohr;Stefan Wild;Benedikt Brors;Bruno Kyewski
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文献类型:
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作者:
Emre Neftci;Jonathan Binas;Ueli Rutishauser;Elisabetta Chicca;Giacomo Indiveri;Rodney J. Douglas;David R Steward;P. J. Bruss;Xiaoying Yang;S. Staggenborg;Stephen M Welch;Michael D. Apley;Patrick R Wright;Andreas S Richter;Kai Papenfort;Martin Mann;Jörg Vogel;Wolfgang R. Hess;Rolf Backofen;J. Georg;Sheena Pinto;Chloé Michel;Hannah Schmidt-Glenewinkel;N. Harder;Karl Rohr;Stefan Wild;Benedikt Brors;Bruno Kyewski
Plant leaves are heavily colonized by microorganisms, but the extent to which the surface sites differ from interior sites in selecting for microbial colonization traits is poorly understood. Global gene-expression studies of the foliar pathogen Pseudomonas syringae reveal that leaf surface sites specifically favor active exploration using flagellar motility, chemosensing, and chemotaxis. In contrast, interior sites favor production of enzymes and secondary compounds that modulate bacterial interactions with the plant and its defense system. Water limitation is a dominating force in both surface and interior sites. These findings (pp. E425–E434) provide a rich understanding of the leaf habitats encountered by bacteria. A kinase interacting protein (AKIP1) is a key regulator of cardiac stress