Study of TNFerade™ Gene Therapy, Radiation, 5-FU and Cisplatin in Esophageal Cancer

Inclusion criteria: 18-75 years for age; Patients with biopsy proven locally advanced adenocarcinoma or squamous cell carcinoma of the esophagus, stage II, III, who have not received previous treatment and are considered to have resectable carcinoma; Informed consent; Karnofsky performance status ≥ 70%; Life expectancy greater than 6 months. Exclusion criteria: Diagnosis of lymphoma of the esophagus; History of other malignancy in the past 2 years except carcinoma in situ of the cervix or bladder, non-melanomatous skin cancer or localized early stage prostate cancer with patients continuously disease-free; Previous chemotherapy or radiation for esophageal cancer or previous radiation therapy to the target field; T4 disease, metastatic (stage IV) disease or confirmed invasion of the bronchial tree; Extension beyond 2 cm into stomach; Liver enzymes >2.0 x ULN (ALT, AST, bilirubin, alkaline phosphatase); Coagulopathy (INR >1.5, PTT ratio >1.5); Renal insufficiency (creatinine >2.0 mg/dL; calculated creatinine clearance <50 ml/min); Significant anemia (hematocrit <28% or hemoglobin <9 g/dL) (may have RBC transfusion), or thrombocytopenia (platelet count <100,000/μL)l or leukopenia (WBC <3,000/µL; ANC <1,500 μL); Contraindication to endoscopic or EUS-guided delivery including obstructive lesions that can not be dilated to pass endoscope; Clinical evidence of active infection of any type, including hepatitis B or C virus; Due to the embryotoxic effects of chemotherapy, pregnant or lactating women, or men unable or unwilling to practice contraception are excluded; Experimental medications within the last four weeks prior to Day 1; Chronic systemic corticosteriod use (orally or parenterally administered); Significant concurrent medical or psychiatric illness as defined by the investigator.