BUZZ-Tekmira Pharmaceuticals Corp: Starts making Ebola therapeutic
** Canadian drugmaker's U.S.-listed shares up 10.1 pct at $19.80 premarket
** Company says it has started limited manufacturing of therapeutic targeting Ebola virus
** Tekmira says RNAi therapeutic, which works by preventing virus from replicating, is part of its TKM-Ebola program and will be available by early December
** Up to Tuesday's close, stock had risen 60 pct since May 27, a day after Sierra Leone first confirmed Ebola outbreak
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