摘要 |
<p>1,226,907. RNA preparations. MERCK & CO. Inc. 7 July, 1969 [15 July, 1968], No. 34193/69. Heading A5B. [Also in Division C3] Double-stranded RNA is produced by growing Escherichia coli in a dilute aqueous com steep liquor culture medium and then infecting the E. coli with a mutant of MS2 coliphage, MU9. The RNA is an interferon inducer in humans; it may be administered in water as a nasal spray.</p> |