David J. Morgan
Scripps Research Institute
11 Papers
516 Citations
David J. Morgan is an academic researcher from Scripps Research Institute. The author has contributed to research in topics: CD8 & Cytotoxic T cell. The author has an hindex of 10, co-authored 11 publications.
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Papers
•Journal Article
CD8(+) T cell-mediated spontaneous diabetes in neonatal mice.
David J. Morgan,Roland S. Liblau,Bernadette Scott,Shonna Kaye Fleck,Hugh O. McDevitt,Nora Sarvetnick,David Lo,Linda A. Sherman +7 more
TL;DR: F1 neonates developed spontaneous autoimmune diabetes immediately after birth and died within 10 days, representing a unique situation in which all safeguards within the immune system that normally maintain tolerance of self-antigens in the neonate are insufficient.
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Cellular immune response to adenoviral vector infected cells does not require de novo viral gene expression: Implications for gene therapy
TL;DR: It is proposed that cells infected with RDAd vectors present antigens for recognition by class 1 major histocompatibility complex-restricted cytotoxic T lymphocytes by a mechanism that does not require viral replication or de novo protein synthesis.
267
•Journal Article
Activation of low avidity CTL specific for a self epitope results in tumor rejection but not autoimmunity.
David J. Morgan,Huub T. C. Kreuwel,Shonna Kaye Fleck,Hyam I. Levitsky,Drew M. Pardoll,Linda A. Sherman +5 more
TL;DR: It is shown that self-tolerance to the HA Ag is quantitative rather then absolute, and that vaccination of Ins-HA mice can activate low avidity KdHA-specific CD8+ T cells that are able to reject tumor cells expressing high levels of HA, yet these mice remain tolerant of pancreatic islet beta cells expressing HA.
260
•Journal Article
Antigen Concentration and Precursor Frequency Determine the Rate of CD8+ T Cell Tolerance to Peripherally Expressed Antigens
TL;DR: There is a direct correlation between the amount of HA expressed in the periphery, and both the degree of T cell proliferation in the pancreatic lymph nodes and the rate of tolerance of HA-specific CD8+ T cells, which strongly supports the hypothesis that activation of T cells through cross-presentation of peripheral Ags in a noninflammatory environment is an important part of the normal mechanism of tolerance to Ags.
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Ontogeny of T cell tolerance to peripherally expressed antigens
David J. Morgan,Christian Kurts,Huub T. C. Kreuwel,Karen L. Holst,William R. Heath,Linda A. Sherman +5 more
TL;DR: Evidence is provided for the developmental regulation of peripheral tolerance induction in adult mice by examining the onset of tolerance and the temporal relationship between tolerance induction and activation of HA-specific T cells in the lymph nodes draining the pancreas.
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