Three-factor reciprocal cross mapping of a gene that causes expression of feedback-resistant acetohydroxy acid synthase in Escherichia coli K-12 Julius H. JacksonElaine J. DavisSamuel E. Braxter OriginalPaper Pages: 417 - 419
Fine structure of the 21S ribosomal RNA region on yeast mitochondrial DNA Johannes L. Bos OriginalPaper Pages: 420 - 423
Plasmid transformation in Bacillus subtilis: Fate of plasmid DNA Willem M. de VosGerard VenemaThomas A. Trautner OriginalPaper Pages: 424 - 433
Plasmid transformation in Bacillus subtilis: Effects of insertion of Bacillus subtilis DNA into plasmid pC194 U. CanosiA. IglesiasT. A. Trautner OriginalPaper Pages: 434 - 440
DNA sequence of a plasmid-encoded dihydrofolate reductase Galvin SwiftBrian J. McCarthyFred Heffron OriginalPaper Pages: 441 - 447
Regulation of methyl β-galactoside permease activity in pts and crr mutants of Salmonella typhimurium Pieter W. PostmaAnja SchuitemaChunglin Kwa OriginalPaper Pages: 448 - 453
Size and physical organization of chloroplast DNA from mustard (Sinapis alba L.) Gerhard LinkSusan E. ChambersHeinz Falk OriginalPaper Pages: 454 - 457
Mutagenesis of lambda phage: Weigle mutagenesis is induced by coincident lesions in the double helical DNA of the host cell genome Franklin HutchinsonJudith Stein OriginalPaper Pages: 458 - 463
Physical and functional mapping of Tn2603, a transposon encoding ampicillin, streptomycin, sulfonamide, and mercury resistance Tomoko YamamotoMichiyasu TanakaSaburo Yamagishi OriginalPaper Pages: 464 - 469
Regulation of the synthesis of adenylate cyclase in Escherichia coli by the cAMP — cAMP receptor protein complex Irene H. MajerfeldDiann MillerH. V. Rickenberg OriginalPaper Pages: 470 - 475
Isolation and characterization of prototrophic relaxed mutants of Klebsiella pneumoniae Dieter RiesenbergCsaba Kari OriginalPaper Pages: 476 - 483
Physical mapping of Nicotiana tabacum chloroplast DNA Robert FluhrMarvin Edelman OriginalPaper Pages: 484 - 490
Acetohydroxy acid synthase isoenzymes of Escherichia coli K-12: A trans-acting regulatory locus for ilvHI gene expression Matilde Valeria UrsiniPaolo ArcariMaurilio De Felice OriginalPaper Pages: 491 - 496
Role of the recF gene of Escherichia coli K-12 in λ recombination María-Eugenia Armengod OriginalPaper Pages: 497 - 504
Genetic and developmental studies of a new Grandchildless mutant of Drosophila melanogaster Marie-Christine Mariol OriginalPaper Pages: 505 - 511
In vivo transcription of Bacillus subtilis bacteriophage SPP1 M. A. MontenegroT. A. Trautner OriginalPaper Pages: 512 - 517
Promoter sites in the genome of B. subtilis phage SPP1 D. StüberG. MorelliT. A. Trautner OriginalPaper Pages: 518 - 521
Conjugational transfer of the nodulation-conferring plasmid pWZ2 in Rhizobium trifolii Witold Zurkowski OriginalPaper Pages: 522 - 524
Biological assay of prokaryotic genes in mouse cells following DNA mediated transformation John I. YoderA. T. Ganesan OriginalPaper Pages: 525 - 531
Introduction of active enzymes into intact Escherichia coli cells by means of liposomes S. E. BreslerL. A. NoskinA. T. Akhmedov OriginalPaper Pages: 532 - 534
Nitrate reductase and cytochrome bnitrate reductase structural genes as parts of the nitrate reductase operon Violaine Bonnefoy-OrthMichèle LepelletierMarc Chippaux OriginalPaper Pages: 535 - 540
Asymmetric repair of bacteriophage T7 heteroduplex DNA Joachim BauerGünter KrämmerRolf Knippers OriginalPaper Pages: 541 - 547
Cloning, restriction endonuclease mapping and post-transcriptional regulation of rpsA, the structural gene for ribosomal protein S1 Lars ChristiansenSteen Pedersen OriginalPaper Pages: 548 - 551
Transduction in Streptomyces hygroscopicus mediated by the temperate bacteriophage SH10 Franziska SüssSiegfried Klaus OriginalPaper Pages: 552 - 555
The isolation of nonsense mutations in cell division cycle genes of the yeast Saccharomyces cerevisiae Rajendra RaiBruce L. A. Carter OriginalPaper Pages: 556 - 558
Transposon-like structures in the Bacteriodes fragilis MLS plasmid pIP 410 Michel MagotFrançoise FayolleMadeleine Sebald Short Communication Pages: 559 - 561
Cross-sensitivity of certain xeroderma pigmentosum and cockayne syndrome fibroblast strains to both ionizing radiation and ultraviolet light Gerald L. ChanJohn B. Little Short Communication Pages: 562 - 563
DNA synthesis in Escherichia coli during a nutritional shift-up Arieh ZaritskyShmuel Zabrovitz Short Communication Pages: 564 - 566