COLORADO SPRINGS, Colo.--(BUSINESS WIRE)--Cannabis Science Inc., (CBIS) on Friday, July 20th Robert Melamede PhD, CEO of Cannabis Science presented at the Treatment Horizons Briefing at the Rayburn Legislative Office Building in Washington D.C, sponsored by Rep. Danny Davis (D-IL) and Rep Bobby Rush (D-IL) for an audience of congressional staffers on the utility of CS-TATI-1, a unique antiviral approach to reduce the expression of viral diversity undermining the efficacy of HART through out global treatment programs.