OleanderPhoenix Biotechnology enters into a research agreement with Rational Therapeutics, Inc. to conduct examination of antitumor effects of PBI-05204 on human tumor biopsy samples (an ‘in vitro’ Phase II study). Posted on December 2011June 2022 by Carlos Torres 06 Dec READ MORE Publication: In vitro and in vivo neuroprotective activity of the cardiac glycoside oleandrin from Nerium oleander in brain slice-based stroke models. Phoenix Biotechnology executes a seventh amendment to its Sponsored Research Agreement with M. D. Anderson Cancer Center.