Cutting Edge: T Cell Requirement for CD28 Costimulation Is Due to Negative Regulation of TCR Signals by PTEN. 2006
alf: cd28 pten

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Integration of CD28 and CTLA-4 function results in differential responses of T cells to CD80 and CD86. 2006
alf: cd28 cd80 cd86 ctla-4

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Topological requirements and signaling properties of T cell-activating, anti-CD28 antibody superagonists. 2003
alf: cd28

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Cutting edge: monovalency of CD28 maintains the antigen dependence of T cell costimulatory responses. 2006
alf: cd28

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Efficient expansion of regulatory T cells in vitro and in vivo with a CD28 superagonist. 2003
alf:
cd28 superagonist

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CD28 expression by mouse mast cells is modulated by lipopolysaccharide and outer surface protein A lipoprotein from Borrelia burgdorferi. 1997
alf: cd28 mast_cells

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Mast cells enhance T cell activation: importance of mast cell costimulatory molecules and secreted TNF. 2006
alf: cd28 mast_cells

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Increased secretion of TNF-alpha by costimulation of mast cells via CD28 and Fc epsilon RI. 1997
alf: cd28 mast_cells

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CD28-B7 interactions allow the induction of CD8+ cytotoxic T lymphocytes in the absence of exogenous help. 1993
alf: cd28 cd8

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CD28 and ICOS: Similar or separate costimulators of T cells? 2006
alf: cd28 icos

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