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Puntel M, Muhammad AKMG, Candolfi M, Salem A, Yagiz K, Farrokhi C, Kroeger KM, Xiong W, Curtin JF, Liu C, Bondale NS, Lerner J, Pechnick RN, Palmer D, Ng P, Lowenstein PR, Castro MG. A novel bicistronic high-capacity gutless adenovirus vector that drives constitutive expression of herpes simplex virus type 1 thymidine kinase and tet-inducible expression of Flt3L for glioma therapeutics. J Virol 2010; 84:6007-17. [PMID: 20375153 PMCID: PMC2876634 DOI: 10.1128/jvi.00398-10] [Citation(s) in RCA: 33] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/23/2010] [Accepted: 03/29/2010] [Indexed: 01/03/2023] Open
Abstract
Glioblastoma multiforme (GBM) is a deadly primary brain tumor. Conditional cytotoxic/immune-stimulatory gene therapy (Ad-TK and Ad-Flt3L) elicits tumor regression and immunological memory in rodent GBM models. Since the majority of patients enrolled in clinical trials would exhibit adenovirus immunity, which could curtail transgene expression and therapeutic efficacy, we used high-capacity adenovirus vectors (HC-Ads) as a gene delivery platform. Herein, we describe for the first time a novel bicistronic HC-Ad driving constitutive expression of herpes simplex virus type 1 thymidine kinase (HSV1-TK) and inducible Tet-mediated expression of Flt3L within a single-vector platform. We achieved anti-GBM therapeutic efficacy with no overt toxicities using this bicistronic HC-Ad even in the presence of systemic Ad immunity. The bicistronic HC-Ad-TK/TetOn-Flt3L was delivered into intracranial gliomas in rats. Survival, vector biodistribution, neuropathology, systemic toxicity, and neurobehavioral deficits were assessed for up to 1 year posttreatment. Therapeutic efficacy was also assessed in animals preimmunized against Ads. We demonstrate therapeutic efficacy, with vector genomes being restricted to the brain injection site and an absence of overt toxicities. Importantly, antiadenoviral immunity did not inhibit therapeutic efficacy. These data represent the first report of a bicistronic vector platform driving the expression of two therapeutic transgenes, i.e., constitutive HSV1-TK and inducible Flt3L genes. Further, our data demonstrate no promoter interference and optimum gene delivery and expression from within this single-vector platform. Analysis of the efficacy, safety, and toxicity of this bicistronic HC-Ad vector in an animal model of GBM strongly supports further preclinical testing and downstream process development of HC-Ad-TK/TetOn-Flt3L for a future phase I clinical trial for GBM.
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Affiliation(s)
- Mariana Puntel
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - A. K. M. G. Muhammad
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Marianela Candolfi
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Alireza Salem
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Kader Yagiz
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Catherine Farrokhi
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Kurt M. Kroeger
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Weidong Xiong
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - James F. Curtin
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Chunyan Liu
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Niyati S. Bondale
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Jonathan Lerner
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Robert N. Pechnick
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Donna Palmer
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Philip Ng
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Pedro R. Lowenstein
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
| | - Maria G. Castro
- Gene Therapeutics Research Institute, Cedars-Sinai Medical Center, 8700 Beverly Blvd., Davis Bldg., Room 5090, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, Cedars-Sinai Medical Center, Los Angeles, California 90048, Department of Psychiatry and Behavioral Neurosciences, David Geffen School of Medicine, University of California, Los Angeles, California, The Brain Research Institute, University of California, Los Angeles, California, Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas 77030, Jonsson Comprehensive Cancer Center, University of California, Los Angeles, California, Department of Medicine and Department of Molecular and Medical Pharmacology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California
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