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24. Assaying of organisms for the presence of restriction endonucleases. Schleif R Methods Enzymol; 1980; 65(1):19-23. PubMed ID: 6246341 [No Abstract] [Full Text] [Related]
25. Restriction and modification enzymes and their recognition sequences. Roberts RJ Gene; 1980 Mar; 8(4):329-43. PubMed ID: 6245015 [No Abstract] [Full Text] [Related]
26. Directory of restriction endonucleases. Roberts RJ Methods Enzymol; 1980; 65(1):1-15. PubMed ID: 6246329 [No Abstract] [Full Text] [Related]