CHICAGO – Word from Genocea Biosciences Inc. of success with part A of its ongoing phase I/IIa trial testing the neoantigen vaccine candidate GEN-009 rolled out at the American Society of Clinical Oncology (ASCO) annual meeting and pushed shares (NASDAQ: GNCA) up 19.6%, or $1.10, to trade this afternoon at $6.71, after rising as high as $11.28.