Over the last two Mondays, I've been writing about an unproven cancer therapy that I hadn't really heard much about before. The cancer treatment is called Rigvir; it is manufactured in Latvia and marketed primarily through a Latvian entity called the International Virotherapy Center (IVC).
To recap, Rigvir is an unmodified Echovirus, specifically ECHO-7, that, according to the IVC, seeks out cancer cells, replicates in them, and thus lyses the cancer cells (causes their membranes to break, spilling out the cancer cells contents, thus killing the cell), hence the term "oncolytic virus."…