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The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

Amplification of tumor-specific regulatory T cells following therapeutic cancer vaccines

Open access
Zhou, Gang, Drake, Charles G., Levitsky, Hyam I.·2006·Blood

Abstract

The fate of tumor-specific CD4+ T cells is central to the outcome of the host immune response to cancer. We show that tumor antigen recognition by a subset of CD4+ T cells led to their differentiation into cells capable of suppressing naive and Th1 effector cells. Such tumor-induced regulatory T cells (TMTregs) arose both from precommitted “natural” regulatory T cells and CD4+CD25–GITRlow precursors. Once induced, TMTregs were capable of maintaining suppressor activity long after transfer into antigen-free recipients. Suppression was mediated by GITRhigh cells residing within both CD25+ and CD25– subsets. Vaccination of the tumor-bearing host concomitantly expanded TMTregs and effector cells, but suppression was dominant, blunting the expansion of naive tumor-specific T cells and blocking the execution of effector function in vitro and in vivo. These studies illustrate the possibility that therapeutic vaccination could actually worsen host tolerance to tumor antigens and support treatment paradigms that seek to not only increase the frequency of tumor-specific T cells, but to do so in conjunction with strategies that inactivate or remove regulatory T-cell populations.

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Metadata

Authors
Zhou, G., Drake, C. G., & Levitsky, H. I.
Venue
Blood
Published
2006-01-15
Volume
107
Issue
2
Pages
628-636
ISSN
  • 0006-4971 (ISSN-L)
  • 1528-0020
OpenAlex
W2084692958
Cited by
272
References
5
FWCI
9.01
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Amplification of tumor-specific regulatory T cells following therapeutic cancer vaccines. https://app.cochat.ai/papers/10.1182/blood-2005-07-2737
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Zhou, G., Drake, C. G., & Levitsky, H. I. (2006). Amplification of tumor-specific regulatory T cells following therapeutic cancer vaccines. Blood. https://doi.org/10.1182/blood-2005-07-2737

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