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Start Over You searched for: Creator Johns Hopkins University ✖ Remove constraint Creator: Johns Hopkins University Language English ✖ Remove constraint Language: English Subject DNA, Recombinant ✖ Remove constraint Subject: DNA, Recombinant Genre Letters (correspondence) ✖ Remove constraint Genre: Letters (correspondence) Story Section Restriction Enzymes and the "New Genetics," 1970-1980 ✖ Remove constraint Story Section: Restriction Enzymes and the "New Genetics," 1970-1980