Multiple High-Throughput Analyses Monitor the Response of <i>E. coli</i> to Perturbations

  • Nobuyoshi Ishii
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Kenji Nakahigashi
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Tomoya Baba
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Martin Robert
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Tomoyoshi Soga
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Akio Kanai
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Takashi Hirasawa
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Miki Naba
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Kenta Hirai
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Aminul Hoque
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Pei Yee Ho
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Yuji Kakazu
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Kaori Sugawara
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Saori Igarashi
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Satoshi Harada
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Takeshi Masuda
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Naoyuki Sugiyama
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Takashi Togashi
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Miki Hasegawa
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Yuki Takai
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Katsuyuki Yugi
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Kazuharu Arakawa
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Nayuta Iwata
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Yoshihiro Toya
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Yoichi Nakayama
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Takaaki Nishioka
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Kazuyuki Shimizu
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Hirotada Mori
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.
  • Masaru Tomita
    Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0017, Japan.

書誌事項

タイトル別名
  • Multiple high-throughput analyses monitor the response of E. coli to perturbations.

抄録

<jats:p> Analysis of cellular components at multiple levels of biological information can provide valuable functional insights. We performed multiple high-throughput measurements to study the response of <jats:italic>Escherichia coli</jats:italic> cells to genetic and environmental perturbations. Analysis of metabolic enzyme gene disruptants revealed unexpectedly small changes in messenger RNA and proteins for most disruptants. Overall, metabolite levels were also stable, reflecting the rerouting of fluxes in the metabolic network. In contrast, <jats:italic>E. coli</jats:italic> actively regulated enzyme levels to maintain a stable metabolic state in response to changes in growth rate. <jats:italic>E. coli</jats:italic> thus seems to use complementary strategies that result in a metabolic network robust against perturbations. </jats:p>

収録刊行物

  • Science

    Science 316 (5824), 593-597, 2007-04-27

    American Association for the Advancement of Science (AAAS)

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