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Israel Nisan

Researcher at Hebrew University of Jerusalem

Publications -  8
Citations -  1064

Israel Nisan is an academic researcher from Hebrew University of Jerusalem. The author has contributed to research in topics: Enteropathogenic Escherichia coli & cyaA. The author has an hindex of 7, co-authored 8 publications receiving 1051 citations.

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A novel EspA-associated surface organelle of enteropathogenic Escherichia coli involved in protein translocation into epithelial cells

TL;DR: A novel EspA‐containing filamentous organelle is described that is present on the bacterial surface during the early stage of A/E lesion formation, forms a physical bridge between the bacterium and the infected eukaryotic cell surface and is required for the translocation of EspB into infected epithelial cells.
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Protein translocation into host epithelial cells by infecting enteropathogenic Escherichia coli

TL;DR: It is demonstrated that contact of EPEC with HeLa cells is associated with the induction of production and secretion of EspB, which indicates that EspB is both translocated and required for protein translocation by EPEC.
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EspH, a new cytoskeleton-modulating effector of enterohaemorrhagic and enteropathogenic Escherichia coli.

TL;DR: It is shown that EspH is translocated efficiently into the infected cells by the TTSS and localizes beneath the EPEC microcolonies and is a modulator of the host actin cytoskeleton structure.
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Characterization of the C-terminal domain essential for toxic activity of adenylate cyclase toxin.

TL;DR: A stretch of 15 amino acids (block A) that is located C‐terminally to the repeat region and is essential for the toxic activity of CyaA is identified and suggested that functional complementation occurs because of binding between the Ca2+ binding repeats of the short C‐ terminal polypeptide and the Ca1+ binding repeat of the CyaB mutant lacking block A.
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Tir Tyrosine Phosphorylation and Pedestal Formation Are Delayed in Enteropathogenic Escherichia coli sepZ::TnphoA Mutant 30-5-1(3)

TL;DR: Enteropathogenic Escherichia coli strain 30-5-1(3), which has a transposon insertion within thesepZ gene, forms wild-type A/E lesions including Tir tyrosine phosphorylation, but at a slower rate.