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Isolation
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Selected from Wis. 47-1564, ATCC 11706
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References
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Sutherland ES, et al. Production of double stranded ribonucleic acid. US Patent 3,597,318 dated Aug 3 1971
. . Nature 222: 89-90, 1969.
Backus MP, Stauffer JF. The production and selection of a family of strains in Penicillium chrysogenum. Mycologia 47: 429-463, 1955.
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