Genetic instability associated with the aroC321 allele in Salmonella typhimurium involves genetic duplication George R. HoffmannMitchell J. WalkowiczJohn F. Atkins OriginalPaper Pages: 183 - 188
Cloning of the nusA gene of Escherichia coli Tatsuya KuriharaYoshikazu Nakamura OriginalPaper Pages: 189 - 195
Isolation of conditionally lethal amber mutations affecting synthesis of the nusA protein of Escherichia coli Yoshikazu NakamuraHisao Uchida OriginalPaper Pages: 196 - 203
Further extension of the opine concept: Plasmids in Agrobacterium rhizogenes cooperate for opine degradation Annik PetitChantal DavidJacques Tempé OriginalPaper Pages: 204 - 214
Tests of the ribosome editor hypothesis John R. MenningerAllan B. CaplanAlan G. Atherly OriginalPaper Pages: 215 - 221
Nature of cytochrome C reductase in nitrate reductase-deficient mutants in barley Komaratchi R. NarayananDavid A. SomersRobert L. Warner OriginalPaper Pages: 222 - 226
Repair and mutation following UV damage in heterokaryons of Neurospora David R. Stadler OriginalPaper Pages: 227 - 232
Molecular cloning of bacteriophage PRD1 genomic fragments Leonard MindichTimothy McGraw OriginalPaper Pages: 233 - 236
Establishment of a physical and genetic map for bacteriophage PRD1 Timothy McGrawHuey-Lang YangLeonard Mindich OriginalPaper Pages: 237 - 244
Deletion mapping of kil and kor functions in the trfA and trfB regions of broad host range plasmid RK2 Christopher A. SmithChristopher M. Thomas OriginalPaper Pages: 245 - 254
Induction in Saccharomyces cerevisiae of mitotic recombination by mono and bifunctional agents: Comparison of the pso 2-1 and rad52 repair deficient mutants to the wild-type T. SaekiC. CassierE. Moustacchi OriginalPaper Pages: 255 - 264
The E. coli uvrD gene product is DNA helicase II Ian D. HicksonHelen M. ArthurPeter T. Emmerson OriginalPaper Pages: 265 - 270
Cloning and expression of the staphylokinase gene of Staphylococcus aureus in Escherichia coli Tomoyuki SakoSaeko SawakiIsamu Kondo OriginalPaper Pages: 271 - 277
Regulation of enzymes involved in ornithine/arginine metabolism in the parasitic trypanosomatid Herpetomonas samuelpessoai Lothar BeutinHarvey Eisen OriginalPaper Pages: 278 - 283
Mosaic analysis of a Drosophila clock mutant Ronald KonopkaSteven WellsThomas Lee OriginalPaper Pages: 284 - 288
The role of 2-methylthio-N6-isopentenyladenosine in readthrough and suppression of nonsense codons in Escherichia coli Lynn A. PetrulloPatricia J. GallagherDirk Elseviers OriginalPaper Pages: 289 - 294
Transposon Tn1721: Site-specific recombination generates deletions and inversions Josef AltenbuchnerRüdiger Schmitt OriginalPaper Pages: 300 - 308
Two pathways of division inhibition in UV-irradiated E. coli Paul BurtonI. Barry Holland OriginalPaper Pages: 309 - 314
The cdc9 ligase joins completed replicons in Baker's yeast Leland H. Johnston OriginalPaper Pages: 315 - 317
Genetic analysis of hypertropic mutants of Phycomyces Isabel López-DíazEdward D. Lipson OriginalPaper Pages: 318 - 325
Rifampicin-induced replication of the plasmid pBR322 in Escheriachia coli strains carrying dnaA mutations Piotr PolaczekZygmunt Cieśla OriginalPaper Pages: 326 - 330
Regulation of ribosomal RNA synthesis in Drosophila melanogaster cells with different contents of sex chromosomes and nucleolar organizers Merab Sh. KubaneishviliNina V. VorobyovaNicolay G. Schuppe OriginalPaper Pages: 331 - 335
Polyamines enhance readthrough of the UGA termination codon in a mammalian messenger RNA Monika M. HryniewiczRaymond A. Vonder Haar OriginalPaper Pages: 336 - 343
RNA polymerase rifampicin resistance mutations in Escherichia coli: Sequence changes and dominance Yuri A. OvchinnikovGalina S. MonastyrskayaRoman B. Khesin OriginalPaper Pages: 344 - 348
Restriction of bacteriophage T3 and T7 ocr + strains by the type II restriction endonuclease EcoRV Detlev H. KrügerMonika ReuterLeonid S. Chernin OriginalPaper Pages: 349 - 351
Preferential association of nucleolar organizing human chromosomes as revealed by silver staining technique at mitosis Ram S. VermaJorge RodriguezHarvey Dosik Short Communication Pages: 352 - 354
Replication of pBR322 DNA in stringent and relaxed strains of Escherichia coli Michael HeckerAndreas SchroeterFriedrich Mach Short Communication Pages: 355 - 357
An analysis of the boundaries of the octopine TL-DNA in tumors induced by Agrobacterium tumefaciens M. HolstersR. VillaroelJ. Schell Erratum Pages: 358 - 358