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Cited by 271

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

Retroviral Expression in Embryonic Stem Cells and Hematopoietic Stem Cells

Open access
Cherry, Sara R., Biniszkiewicz, D., van Parijs, L., Baltimore, D., Jaenisch, R.·2000·Molecular and Cellular Biology

Abstract

Achieving long-term retroviral expression in primary cells has been problematic. De novo DNA methylation of infecting proviruses has been proposed as a major cause of this transcriptional repression. Here we report the development of a mouse stem cell virus (MSCV) long terminal repeat-based retroviral vector that is expressed in both embryonic stem (ES) cells and hematopoietic stem (HS) cells. Infected HS cells and their differentiated descendants maintained long-term and stable retroviral expression after serial adoptive transfers. In addition, retrovirally infected ES cells showed detectable expression level of the green fluorescent protein (GFP). Moreover, GFP expression of integrated proviruses was maintained after in vitro differentiation of infected ES cells. Long-term passage of infected ES cells resulted in methylation-mediated silencing, while short-term expression was methylation independent. Tissues of transgenic animals, which we derived from ES cells carrying the MSCV-based provirus, did not express GFP. However, treatment with the demethylating agent 5-azadeoxycytidine reactivated the silent provirus, demonstrating that DNA methylation is involved in the maintenance of retroviral repression. Our results indicate that retroviral expression in ES cells is repressed by methylation-dependent as well as methylation-independent mechanisms.

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Metadata

Authors
Cherry, S. R., Biniszkiewicz, D., van Parijs, L., Baltimore, D., & Jaenisch, R.
Venue
Molecular and Cellular Biology
Published
2000-10-15
Volume
20
Issue
20
Pages
7419-7426
ISSN
  • 0270-7306 (ISSN-L)
  • 1098-5549
OpenAlex
W2161191369
Cited by
271
References
3
FWCI
9.09
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Retroviral Expression in Embryonic Stem Cells and Hematopoietic Stem Cells. https://app.cochat.ai/papers/10.1128/mcb.20.20.7419-7426.2000
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Cherry, S. R., Biniszkiewicz, D., van Parijs, L., Baltimore, D., & Jaenisch, R. (2000). Retroviral Expression in Embryonic Stem Cells and Hematopoietic Stem Cells. Molecular and Cellular Biology. https://doi.org/10.1128/mcb.20.20.7419-7426.2000

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.