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Cited by 250

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CD226 (DNAM-1) Is Involved in Lymphocyte Function–associated Antigen 1 Costimulatory Signal for Naive T Cell Differentiation and Proliferation

Open access
Shibuya, Kazuko, Shirakawa, Jun, Kameyama, Tomie, Honda, Shin-ichiro, Tahara-Hanaoka, Satoko, Miyamoto, Akitomo, Onodera, Masafumi, Sumida, Takayuki, Nakauchi, Hiromitsu, Miyoshi, Hiroyuki, Shibuya, Akira·2003·The Journal of Experimental Medicine

Abstract

Upon antigen recognition by the T cell receptor, lymphocyte function–associated antigen 1 (LFA-1) physically associates with the leukocyte adhesion molecule CD226 (DNAM-1) and the protein tyrosine kinase Fyn. We show that lentiviral vector-mediated mutant (Y-F322) CD226 transferred into naive CD4+ helper T cells (Ths) inhibited interleukin (IL)-12–independent Th1 development initiated by CD3 and LFA-1 ligations. Moreover, proliferation induced by LFA-1 costimulatory signal was suppressed in mutant (Y-F322) CD226-transduced naive CD4+ and CD8+ T cells in the absence of IL-2. These results suggest that CD226 is involved in LFA-1–mediated costimulatory signals for triggering naive T cell differentiation and proliferation. We also demonstrate that although LFA-1, CD226, and Fyn are polarized at the immunological synapse upon stimulation with anti-CD3 in CD4+ and CD8+ T cells, lipid rafts are polarized in CD4+, but not CD8+, T cells. Moreover, proliferation initiated by LFA-1 costimulatory signal is suppressed by lipid raft disruption in CD4+, but not CD8+, T cells, suggesting that the LFA-1 costimulatory signal is independent of lipid rafts in CD8+ T cells.

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Crossref · 10.1084/jem.20030958

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Metadata

Authors
Shibuya, K., Shirakawa, J., Kameyama, T., Honda, S.-I., Tahara-Hanaoka, S., Miyamoto, A., Onodera, M., Sumida, T., Nakauchi, H., Miyoshi, H., & Shibuya, A.
Venue
The Journal of Experimental Medicine
Published
2003-12-15
Volume
198
Issue
12
Pages
1829-1839
ISSN
  • 0022-1007 (ISSN-L)
  • 1540-9538
OpenAlex
W2123859694
Cited by
250
References
5
FWCI
2.70
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: CD226 (DNAM-1) Is Involved in Lymphocyte Function–associated Antigen 1 Costimulatory Signal for Naive T Cell Differentiation and Proliferation. https://app.cochat.ai/papers/10.1084/jem.20030958
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Shibuya, K., Shirakawa, J., Kameyama, T., Honda, S.-I., Tahara-Hanaoka, S., Miyamoto, A., Onodera, M., Sumida, T., Nakauchi, H., Miyoshi, H., & Shibuya, A. (2003). CD226 (DNAM-1) Is Involved in Lymphocyte Function–associated Antigen 1 Costimulatory Signal for Naive T Cell Differentiation and Proliferation. The Journal of Experimental Medicine. https://doi.org/10.1084/jem.20030958

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

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