Mutants inducible for sexual agglutinability in Saccharomyces cerevisiae Naohiko YanagishimaYoshiyuki Nakagawa OriginalPaper Pages: 241 - 251
Genetic analysis of Drosophila vitellogenesis: A molecular weight variant of yolk polypeptide-2 in Drosophila simulans J. H. Postlethwait OriginalPaper Pages: 253 - 260
Vicia faba chloroplast DNA has only one set of ribosomal RNA genes as shown by partial denaturation mapping and R-loop analysis Barbara KollerHajo Delius OriginalPaper Pages: 261 - 269
Genetics and physiology of the rel system of Bacillus subtilis Issar SmithPhilip ParessEugenie Dubnau OriginalPaper Pages: 271 - 279
IS4 is still found at its chromosomal site after transposition to galT Roland KlaerDietrich PfeiferPeter Starlinger OriginalPaper Pages: 281 - 284
IS4 at its chromosomal site in E. coli K12 Roland KlaerPeter Starlinger OriginalPaper Pages: 285 - 291
High efficiency temperature-sensitive amber suppressor strains of Escherichia coli K12 Max P. OeschgerGrant T. Wiprud OriginalPaper Pages: 293 - 299
Analysis of L-glycerol-3-phosphate dehydrogenase mutants in Drosophila melanogaster: Complementation for intracellular degradation of the mutant polypeptide Glenn C. BewleyJanet M. DeZurikGlen Pagelson OriginalPaper Pages: 301 - 308
Isolation and characterization of dam+ revertants and suppressor mutations that modify secondary phenotypes of dam-3 strains of Escherichia coli K-12 Bonnie R. McGrawM. G. Marinus OriginalPaper Pages: 309 - 315
Induction of prophage λ without amplification of recA protein John BaluchRaquel SussmanJames Resnick OriginalPaper Pages: 317 - 323
Uncharged tRNA inhibits guanosine 3′,5′-bis (diphosphate) 3′-pyrophosphohydrolase [ppGppase], the spoT gene product, from Escherichia coli Dietmar Richter OriginalPaper Pages: 325 - 327
Chloramphenicol releases a block in initiation of chromosome replication in a dnaA strain of Escherichia coli K12 Grantley W. LycettElisha OrrRobert H. Pritchard OriginalPaper Pages: 329 - 336
Isolation of viable deletion mutants of Streptomyces actinophage (Pal 6) and their molecular characterization Arie RosnerRachel GutsteinHaim Aviv OriginalPaper Pages: 337 - 341
Isolation of a polynucleotide phosphorylase mutant using a kanamycin resistant determinant C. Portier OriginalPaper Pages: 343 - 349
Extrachromosomal oligomycin-resistant mutants of the petite-negative yeast Kluyveromyces lactis. Properties of mitochondrial ATPase and cross-resistance to inhibitors of phosphoryl transfer reactions Aurora Brunner L.Alba Tuena de Cobos OriginalPaper Pages: 351 - 355
Ribosomal precursor RNA metabolism and cell division in the yeast Saccharomyces cerevisiae G. C. JohnstonR. A. Singer OriginalPaper Pages: 357 - 360
A new class of mutations altering the response of the ribosome to streptomycin Eric R. Dabbs OriginalPaper Pages: 361 - 366
Deletions and an inversion induced by a resident IS1 of the lactose transposon Tn951 Guy CornelisHeinz Saedler OriginalPaper Pages: 367 - 374
The use of plasmid R1162 and derivatives for gene cloning in the methanol-utilizing Pseudomonas AM1 Fritz GautierRenate Bonewald OriginalPaper Pages: 375 - 380
Isolation and characterization of λb221poriCasnA, a plaque-forming specialized transducing phage carrying the origin of replication of the Escherichia coli chromosome Larry Soll OriginalPaper Pages: 381 - 389
Pseudovirulent mutants of λb221poriCasnA resulting from mutations in or near oriC, the E. coli origin of DNA replication Larry Soll OriginalPaper Pages: 391 - 396
Neighbour and temperature effects on base-analogue-induced mutation in phage T4 Amiram RonenCalomira Halevy OriginalPaper Pages: 397 - 401
A comparison of three Rhizobium linkage maps Adam KondorosiEva VinczeJohn E. Beringer OriginalPaper Pages: 403 - 408
Genetic and physical characterization of lambda transducing phages (λfrdA) containing the fumarate reductase gene of Escherichia coli K12 Stewart T. ColeJohn R. Guest OriginalPaper Pages: 409 - 418
Aging of plasmodial heterokaryons in Didymium iridis Jim ClarkRaziel Hakim OriginalPaper Pages: 419 - 422
Genetic variability of the tumorous-head maternal effect in Drosophila melanogaster Charles M. WoolfMerry B. Passage OriginalPaper Pages: 423 - 427
On the role of the dnaB protein of Escherichia coli in the replication of λ bacteriophage DNA Robert C. Shuster OriginalPaper Pages: 429 - 435
Pyrimidine biosynthesis in the dumpy mutants of Drosophila melanogaster D. H. BlassD. M. Hunt OriginalPaper Pages: 437 - 442
Virulent mutants of temperate Rhizobium meliloti phage 16-3: Loci avirC and avirT, and increased recombination Géza DallmannFerenc OlaszLászló Orosz OriginalPaper Pages: 443 - 446
Isolation of plasmids carrying the arginine repressor gene argR of Escherichia coli K12 Thomas Eckhardt OriginalPaper Pages: 447 - 452
Decrease in the number of DNA topological turns during friend erythroleukemia differentiation Andrey N. LuchnikVadim M. Glaser OriginalPaper Pages: 459 - 463
Butyrate suppression of position-effect variegation in Drosophila melanogaster R. ReevesR. MottusT. A. Grigliatti Short Communication Pages: 465 - 469
Does the insertion element IS1 transpose preferentially into A+T-rich DNA segments? Jürg MeyerShigeru IidaWerner Arber Short Communication Pages: 471 - 473
Construction and properties of a new cloning vehicle, allowing direct sereening for recombinant plasmids Ulrich Rüther Short Communication Pages: 475 - 477
Regulation of synthesis of ribosomal protein S20 in vitro R. WirthA. Böck Short Communication Pages: 479 - 481
Autogenous regulation of the synthesis of ribosomal proteins, L10 and L7/12, in Escherichia coli Ryuji Fukuda Short Communication Pages: 483 - 486