Recognition of two initiation codons for the synthesis of phage fd gene 2 protein Thomas F. MeyerKonrad BeyreutherKlaus Geider OriginalPaper Pages: 489 - 494
Photoreactivation of UV induced cell killing, chromosome aberrations, sister chromatid exchanges, mutations and pyrimidine dimers in Xenopus laevis fibroblasts A. A. van ZeelandA. T. NatarajanA. R. Filon OriginalPaper Pages: 495 - 500
Mating due to loss of surface exclusion as a cause for thermosensitive growth of bacteria containing the Rtsl plasmid Jonathan T. Ou OriginalPaper Pages: 501 - 510
Comparison between rDNA magnification and bb lethal mutation frequencies in Drosophila melanogaster C. MalvaA. La VolpeG. Gargiulo OriginalPaper Pages: 511 - 515
DNA repair in pollen: Range of mutagens inducing repair, effect of replication inhibitors and changes in thymidine nucleotide metabolism during repair J. F. JacksonH. F. Linskens OriginalPaper Pages: 517 - 522
Replication of mammalian DNA in bromodeoxyuridine: Appearance of a component with intermediate density Sophia K. KondoleonPeter J. Stambrook OriginalPaper Pages: 523 - 530
A mutation, bsu, that suppresses temperature-sensitive dnaB function in Escherichia coli K12 Hisao MasukataTomoko Ogawa OriginalPaper Pages: 531 - 538
Bacteriophage ϕ29 infection of Bacillus subtilis minicells Juan Antonio GarcíaMargarita Salas OriginalPaper Pages: 539 - 545
Spontaneous parthenogenesis in Mus musculus: Comparison of protein synthesis in parthenogenetic and normal preimplantation embryos Ulrich PetzoldtPeter C. Hoppe OriginalPaper Pages: 547 - 552
Genetic interactions in the control of mitochondrial functions in Paramecium Françoise RuizJanine Beisson OriginalPaper Pages: 553 - 561
Genetic interactions in the control of mitochondrial function in Paramecium Françoise RuizJonathan Knowles OriginalPaper Pages: 563 - 572
Properties and transforming activities of two plasmids in Streptococcus pneumoniae Charles W. SaundersWalter R. Guild OriginalPaper Pages: 573 - 578
Maintenance of some ColE1-type plasmids in chemostat culture I. M. JonesS. B. PrimroseD. C. Ellwood OriginalPaper Pages: 579 - 584
The variation in frequency with which markers are transduced by phage P1 is primarily a result of discrimination during recombination Barbara J. NewmanMillicent Masters OriginalPaper Pages: 585 - 589
UV-Induced mitotic recombination and its dependence on photoreactivation and liquid holding in the rad6-1 mutant of Saccharomyces cerevisiae Ewa HaladusJerzy Żuk OriginalPaper Pages: 591 - 596
Relation between liquid-holding recovery, DNA repair, and mitotic recombination in the rad3 mutant of Saccharomyces cerevisiae after treatment with diepoxybutane (DEB) Jerzy ZukZofia SwietlińskaWitold Jachymczyk OriginalPaper Pages: 597 - 603
Mapping of a centromere-linked gene responsible for constitutive acid phosphatase synthesis in yeast Peter LangePaul E. Hansche OriginalPaper Pages: 605 - 607
Mapping of two transcription mutations (tlnI and tlnII) conferring thiolutin resistance, adjacent to dnaZ and rho in Escherichia coli N. SivasubramanianR. Jayaraman OriginalPaper Pages: 609 - 615
The dnaA gene product is not required during stable chromosome replication in Escherichia coli Zygmunt CieślaPiotr Jonczyk OriginalPaper Pages: 617 - 620
Plasmid-mediated transfer of nitrogen-fixing capability to bacteria from the rhizosphere of grasses A. KleebergerW. Klingmüller OriginalPaper Pages: 621 - 627
Genetic relationship between nitrogen fixation and nitrate utilization in Cylindrospermum fertilissimum Kanak L. DikshitRajendra P. Dikshit OriginalPaper Pages: 629 - 633
Mutagen sensitivity of kynureninase mutants of the nematode Caenorhabditis elegans S. G. BhatP. Babu OriginalPaper Pages: 635 - 638
Mapping of virginiamycin S resistance in Bacillus subtilis Eliora Z. RonMarie-Pierre de BethuneCarlo G. Cocito Short Communication Pages: 639 - 640