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Cited by 240

The DOI matches its Crossref record; 7 of the 7 references it cites were found in a registry or an index.

Hysteresis in a synthetic mammalian gene network

Open access
Kramer, Beat P., Fussenegger, Martin·2005·Proceedings of the National Academy of Sciences

Abstract

Bistable and hysteretic switches, enabling cells to adopt multiple internal expression states in response to a single external input signal, have a pivotal impact on biological systems, ranging from cell-fate decisions to cell-cycle control. We have designed a synthetic hysteretic mammalian transcription network. A positive feedback loop, consisting of a transgene and transactivator (TA) cotranscribed by TA's cognate promoter, is repressed by constitutive expression of a macrolide-dependent transcriptional silencer, whose activity is modulated by the macrolide antibiotic erythromycin. The antibiotic concentration, at which a quasi-discontinuous switch of transgene expression occurs, depends on the history of the synthetic transcription circuitry. If the network components are imbalanced, a graded rather than a quasi-discontinuous signal integration takes place. These findings are consistent with a mathematical model. Synthetic gene networks, which are able to emulate natural gene expression behavior, may foster progress in future gene therapy and tissue engineering initiatives.

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Metadata

Authors
Kramer, B. P., & Fussenegger, M.
Venue
Proceedings of the National Academy of Sciences
Published
2005-06-22
Volume
102
Issue
27
Pages
9517-9522
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2145641640
Cited by
240
References
7
FWCI
6.91
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Hysteresis in a synthetic mammalian gene network. https://app.cochat.ai/papers/10.1073/pnas.0500345102
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Kramer, B. P., & Fussenegger, M. (2005). Hysteresis in a synthetic mammalian gene network. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.0500345102

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