47.If the drug proves effective in human trials,it could enhance the effectiveness of existing AIDS drugs in___________________.
48.What has become standard cocktail therapy?
49.While integrase deletes an immune cells genetic material and replaces it with its own,it acts like_____________in a word processor.
50.Why would anti-AIDS drugs stop working?
51.According to Steven Young,if scientists get the data that_______,they would petition for fast track status.
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