Professor Yair Reisner of the Weizmann Institute won a Rappaport prize for his leukemia treatment using stem cells from incompatible donors. Dr. Yaakov Nahmias of Jerusalem’s Hebrew University won his award for the grapefruit molecule naringenin that can block viruses.
http://www.timesofisrael.com/biotech-breakthroughs-net-two-scientists-rappaport-prize/