Research Topics
Genomes and Genes | Dirk HomannSummaryAffiliation: University of Colorado Health Sciences Center Country: USA Publications
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Publications
Visualizing the viral burden: phenotypic and functional alterations of T cells and APCs during persistent infectionDirk Homann
Department of Neuropharmacology, Division of Virology, The Scripps Research Institute, La Jolla, CA 92037, USA
J Immunol 172:6239-50. 2004....
Lack of intrinsic CTLA-4 expression has minimal effect on regulation of antiviral T-cell immunityDirk Homann
Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center Mail stop B140, P O Box 6511, Aurora, CO 80045, USA
J Virol 80:270-80. 2006..These findings have implications for the physiologic, pathological, and therapeutic regulation of costimulation...
Measles virus infects and suppresses proliferation of T lymphocytes from transgenic mice bearing human signaling lymphocytic activation moleculeBumsuk Hahm
Division of Virology, Department of Neuropharmacology, The Scripps Research Institute, La Jolla, California 92037, USA
J Virol 77:3505-15. 2003....
T cells infiltrate the brain in murine and human transmissible spongiform encephalopathiesHanna Lewicki
Division of Virology, Department of Neuropharmacology (IMM-6, The Scripps Research Institute, La Jolla, California 92037, USA
J Virol 77:3799-808. 2003..However, these CD4 and CD8 T cells are defective in such an effector function(s) as IFN-gamma and TNF-alpha expression or release or lytic activity...
IL-7 regulates basal homeostatic proliferation of antiviral CD4+T cell memoryDerek C Lenz
Departments of Immunology, The Scripps Research Institute, La Jolla, CA 92037, USA
Proc Natl Acad Sci U S A 101:9357-62. 2004..We propose that homeostatic control of antiviral CD4(+) and CD8(+) T cell memory is fundamentally similar and characterized by quantitative, rather than qualitative, differences...
Detection of low-avidity CD4+ T cells using recombinant artificial APC: following the antiovalbumin immune responseValérie I Mallet-Designe
Department of Immunology, The Scripps Research Institute, La Jolla, CA 92037, USA
J Immunol 170:123-31. 2003..Artificial APC will allow T cell detection and the dissection of the molecular events of T cell activation and will help us understand the fundamental differences between CD4+ and CD8+ T cells...
Multiple layers of CD80/86-dependent costimulatory activity regulate primary, memory, and secondary lymphocytic choriomeningitis virus-specific T cell immunityJens Eberlein
Barbara Davis Center for Childhood Diabetes, University of Colorado Denver, Aurora, Colorado, USA
J Virol 86:1955-70. 2012....
Lymphotoxin-alpha- and lymphotoxin-beta-deficient mice differ in susceptibility to scrapie: evidence against dendritic cell involvement in neuroinvasionMichael B A Oldstone
Division of Virology, Department of Neuropharmacology, The Scripps Research Institute, La Jolla, California 92037, USA
J Virol 76:4357-63. 2002....
Minimal impact of a de novo-expressed beta-cell autoantigen on spontaneous diabetes development in NOD miceMarianne M Martinic
Immune Regulation Lab DI 3, La Jolla Institute for Allergy and Immunology, 9420 Athena Circle, La Jolla, CA 92037, USA
Diabetes 56:1059-68. 2007..Thus, autoreactivity toward de novo-expressed beta-cell autoantigens will not accelerate autoimmunity unless large numbers of antigen-experienced autoreactive T-cells expressing the appropriate chemokine receptors are present...
c-Jun NH(2)-terminal kinase (JNK)1 and JNK2 signaling pathways have divergent roles in CD8(+) T cell-mediated antiviral immunityNathalie Arbour
Division of Virology, Department of Neuropharmacology, The Scripps Research Institute, La Jolla, CA 92037, USA
J Exp Med 195:801-10. 2002..JNK1 is involved in survival of activated T cells during immune responses, and JNK2 plays a role in control of CD8(+) T cell expansion in vivo...
Expression and regulation of chemokines in murine and human type 1 diabetesSuparna A Sarkar
Barbara Davis Center for Childhood Diabetes, University of Colorado Denver, Aurora, Colorado, USA
Diabetes 61:436-46. 2012....
Interfacing dendritic and natural killer cells: a tool for targeted tolerance induction?Dirk Homann
Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Denver, CO, USA
Transplantation 76:1657-61. 2003
Comprehensive assessment of chemokine expression profiles by flow cytometryJens Eberlein
Barbara Davis Center for Childhood Diabetes, Department of Medicine, University of Colorado Denver, Aurora, 80045 0511, USA
J Clin Invest 120:907-23. 2010..The versatility of this analytical methodology was further demonstrated by its application to selected human chemokines and should greatly facilitate any future investigation into chemokine biology at large...
T cells in the central nervous system: the delicate balance between viral clearance and diseaseDorian B McGavern
Division of Virology, Department of Neuropharmacology, Scripps Research Institute, 10550 N. Torrey Pines Road, La Jolla, CA 92037, USA
J Infect Dis 186:S145-51. 2002..Understanding the specific constraints imposed by the CNS on local T cell activity has important consequences for the design of therapeutic strategies aimed at preventing or curing CNS infection...
Regulatory T cells and type 1 diabetesDirk Homann
Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Denver, CO 80262, USA
Clin Immunol 112:202-9. 2004..However, in vitro amplification and autologous regulatory T cell therapy might soon become a clinical reality...
One, two, or three step: measles virus receptor danceMichael B A Oldstone
Division of Virology, Department of Neuropharmacology, The Scripps Research Institute, 10550 North Torrey pinesRoad, IMM-6, La Jolla, CA 92037-1092, USA
Virology 299:162-3. 2002
An immunologic homunculus for type 1 diabetesDirk Homann
Barbara Davis Center for Childhood Diabetes, University of Colorado at Denver and Health Sciences Center, Aurora, Colorado, USA
J Clin Invest 116:1212-5. 2006....
CD40L blockade prevents autoimmune diabetes by induction of bitypic NK/DC regulatory cellsDirk Homann
Department of Neuropharmacology, Division of Virology, The Scripps Research Institute, La Jolla, CA 92037, USA
Immunity 16:403-15. 2002..Furthermore, protection of prediabetic recipients was autoantigen specific and did not result in generalized immunosuppression. The origin, function, and therapeutic potential of these bitypic NK/DC regulatory cells is discussed...
Different dynamics of CD4+ and CD8+ T cell responses during and after acute lymphocytic choriomeningitis virus infectionRob J de Boer
Theoretical Biology, Utrecht University, Utrecht, The Netherlands
J Immunol 171:3928-35. 2003....
Mapping and restriction of a dominant viral CD4+ T cell core epitope by both MHC class I and MHC class IIDirk Homann
Barbara Davis Center, University of Colorado at Denver and Health Sciences Center, 12801 East 17th Avenue, Aurora CO, USA
Virology 363:113-23. 2007..Surprisingly, this epitope is also recognized by LCMV-specific CD8(+) T cells and thus constitutes a unique viral determinant with dual MHC class I- and II-restriction...
Measles virus infection results in suppression of both innate and adaptive immune responses to secondary bacterial infectionMark K Slifka
Oregon Health and Science University Vaccine and Gene Therapy Institute, Beaverton, Oregon, USA
J Clin Invest 111:805-10. 2003..These results document that MV infection can suppress both innate and adaptive immune responses and lead to increased susceptibility to bacterial infection...
Islet regeneration needed for overcoming autoimmune destruction - considerations on the pathogenesis of type 1 diabetesMatthias von Herrath
Immune Regulation Laboratory, La Jolla Institute for Allergy and Immunology, 10355 Science Center Drive, San Diego, CA 92121, USA
Pediatr Diabetes 5:23-8. 2004..The recent development of novel technologies will allow more precise quantification of in vivo destruction and regeneration in order to test these hypotheses...
To help and help notDirk Homann
Nat Immunol 5:878-80. 2004
Tolerance to islet antigens and prevention from diabetes induced by limited apoptosis of pancreatic beta cellsStephanie Hugues
Institut de Pharmacologie Moleculaire et Cellulaire, UMR6097, 660 route des Lucioles, 06560 Valbonne, France
Immunity 16:169-81. 2002..Our results support a model in which apoptosis of pancreatic beta cells induces the development of regulatory cells leading to the tolerization of self-reactive T cells and protection from diabetes...
Research Grants
- Maturation of established antiviral CD8 T cell memoryDirk Homann; Fiscal Year: 2006..abstract_text> ..
