I reported in Mar 2014 that Professor Dan Peer of Tel Aviv University had developed chemotherapy using nano-particles to target ovarian tumors. It has now been engineered to target Glioblastoma multiforme – the most aggressive of brain cancer.

http://jewishbusinessnews.com/2015/03/01/tel-aviv-u-researcher-stops-tumor-proliferation-with-nanoparticples/