Scientists from the National Cancer Research Centre (CNIO) in Madrid, led by leading oncologist Mariano Barbacid, eliminated pancreatic cancer cells by treating the mice with three low-toxicity drugs. “For the first time, we have achieved a complete, lasting response with low toxicity against pancreatic cancer in experimental models,” said Barbacid. BREAKING — Spanish Scientists Cured Pancreatic Cancer in Rats. By the time of diagnosis, pancreatic cancer has often spread to other parts of the body. Pancreatic cancer rarely occurs before the age of 40 and more than half of cases of pancreatic ductal adenocarcinoma occur in those over 70.