1. Selective multiplication of dihydrofolate reductase genes in methotrexate-resistant variants of cultured murine cells;Alt;J. Biol. Chem.,1978
2. Spontaneous mutation in the Escherichia coli prophage P1 and its mediated processes;Arber,1980
3. Purification of biologically active globin messenger RNA by chromatography on oligothymidylic acid-cellulose;Aviv,1972
4. Studies on simian virus 40 excision from cellular chromosomes;Botchan,1978
5. Isolation and partial characterization of the Drosophila alcohol dehydrogenase gene;Goldberg,1980