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Cited by 1,165

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(p)ppGpp: Still Magical?

Open access
Potrykus, Katarzyna, Cashel, Michael·2008·Annual Review of Microbiology

Abstract

The fundamental details of how nutritional stress leads to elevating (p)ppGpp are questionable. By common usage, the meaning of the stringent response has evolved from the specific response to (p)ppGpp provoked by amino acid starvation to all responses caused by elevating (p)ppGpp by any means. Different responses have similar as well as dissimilar positive and negative effects on gene expression and metabolism. The different ways that different bacteria seem to exploit their capacities to form and respond to (p)ppGpp are already impressive despite an early stage of discovery. Apparently, (p)ppGpp can contribute to regulation of many aspects of microbial cell biology that are sensitive to changing nutrient availability: growth, adaptation, secondary metabolism, survival, persistence, cell division, motility, biofilms, development, competence, and virulence. Many basic questions still exist. This review tries to focus on some issues that linger even for the most widely characterized bacterial strains.

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Crossref · 10.1146/annurev.micro.62.081307.162903

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Metadata

Authors
Potrykus, K., & Cashel, M.
Venue
Annual Review of Microbiology
Published
2008-10-01
Volume
62
Issue
1
Pages
35-51
ISSN
  • 0066-4227 (ISSN-L)
  • 1545-3251
OpenAlex
W2138611595
Cited by
1,165
References
1
FWCI
4.30
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: (p)ppGpp: Still Magical? https://app.cochat.ai/papers/10.1146/annurev.micro.62.081307.162903
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Potrykus, K., & Cashel, M. (2008). (p)ppGpp: Still Magical? Annual Review of Microbiology. https://doi.org/10.1146/annurev.micro.62.081307.162903

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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