Effect of Intratumoral Injection of Gene Therapy for Locally Advanced Pancreatic Cancer

"Gene Therapy product CYL 02 = = plasmid DNA encoding SST2 + DCK::UMK genes pre-complexed to linear polyethylenimine.~Intratumoral injection of the gene therapy product CYL-02 (2,5 ml within the primary tumor under endoscopic ultrasound guidance an under propofol anaesthesia). The intratumoral injection of CYL-02 is followed by three IV infusions of Gemcitabine (1000 mg/m2) at 48 hours and then every week. A second Intratumoral injection of the gene therapy product CYL-02 is performed at a same dosage and volume, 30 days after the first administration followed by three infusions of gemcitabine (1000 mg/m2) according the same rhythm (48 hours and every week) and dose. Patients have infusion of Gemcitabine 3 weeks/month during 6 months (or until progression)."

Gemcitabine alone 3 weeks/month during 6 months (or until progression).