we are driven by a vision to end cancer mortality. our company was founded on this vision in 2007. tocagen’s mission is to become a leading biopharmaceutical company for the treatment of cancer using cancer-selective gene therapy products based on our retroviral gene therapy platforms to increase lifespan, initially for patients with advanced local and metastatic cancer. our broadly applicable product candidates are designed to activate a patient’s immune system against their cancer from within. at the core of our approach is a novel gene therapy platform that utilizes retroviral replicating vectors (rrvs), which are designed to selectively deliver therapeutic genes into the dna of cancer cells. our proprietary platform is designed to fight cancer through a combination of mechanisms of action without the autoimmune toxicities that patients commonly experience with other treatments. in other words, our technology is designed to combat cancer with fewer side effects, keeping patients’ he