A Johns Hopkins pancreatic cancer vaccine triggered immune responses in 90% of high-risk participants, with some cysts shrinking after vaccination.
https://www.foxnews.com/health/pancreatic-cancer-vaccine-shows-promise-first-human-trial-preventing-disease-high-risk-patients
https://www.foxnews.com/health/pancreatic-cancer-vaccine-shows-promise-first-human-trial-preventing-disease-high-risk-patients