Genetics of mitochondria in Drosophila: mtDNA inheritance in heteroplasmic strains of D. mauritiana Michel SolignacJean GénermontJean-Claude Mounolou OriginalPaper Pages: 183 - 188
Comparative electron microscopic study on the location of ribosomal proteins S3 and S7 on the surface of the E. coli 30S subunit using monoclonal and conventional antibody Gerda BreitenreuterMarina LottiGeorg Stöffler OriginalPaper Pages: 189 - 195
Expression and regulation of the plasmid-encoded hemolysin determinant of Escherichia coli Antonio JuarezColin HughesWerner Goebel OriginalPaper Pages: 196 - 203
Identification of the secY (prlA) gene product involved in protein export in Escherichia coli Koreaki Ito OriginalPaper Pages: 204 - 208
Occurrence and behavior of the components of the 02-m(r)-Bg system of maize controlling elements C. MontanelliN. Di FonzoF. Salamini OriginalPaper Pages: 209 - 218
Nuclear genes coding for four subunits of the yeast ubiquinol-cytochrome c reductase complex are present in single copies in the haploid genome and at least two of these are located on different chromosomes Adolphus P. G. M. Van LoonRobert J. VijnLeslie A. Grivell OriginalPaper Pages: 219 - 224
Nucleotide sequence of the gene for Escherichia coli ribosomal protein S15 (rpsO) Renkichi TakataTsunehiro MukaiKatsuji Hori OriginalPaper Pages: 225 - 229
Transposon mutagenesis of Rhizobium japonicum Katalin RostasPrakash Rao SistaDesh Pal S. Verma OriginalPaper Pages: 230 - 235
Involvement of kil and kor genes in the phenotype of a host-range mutant of RP4 Peter T. BarthKim EllisDavid H. Figurski OriginalPaper Pages: 236 - 243
The 5S ribosomal RNA gene clusters in Tetrahymena thermophila: strain differences, chromosomal localization, and loss during micronuclear ageing Sally Lyman AllenPaul R. ErvinRandall E. Brand OriginalPaper Pages: 244 - 253
Regulation of cell division in Escherichia coli: properties of new ftsZ mutants Pierre BelhumeurGabriel R. Drapeau OriginalPaper Pages: 254 - 260
Physical and genetic structure of the glpK-cpxA interval of the Escherichia coli K-12 chromosome Randi AlbinPhilip M. Silverman OriginalPaper Pages: 261 - 271
Identification of the Escherichia coli K-12 cpxA locus as a single gene: construction and analysis of biologically-active cpxA gene fusions Randi AlbinPhilip M. Silverman OriginalPaper Pages: 272 - 279
Mercury-resistant plasmids in bacteria from a mercury and antimony deposit area R. B. KhesinE. V. Karasyova OriginalPaper Pages: 280 - 285
High frequency FP2 donor of Pseudomonas aeruginosa PAO Heidrun HerrmannElisabeth Günther OriginalPaper Pages: 286 - 291
Mapping of cysteine genes on the chromosome of Pseudomonas aeruginosa PAO Rowena BrandtElisabeth GüntherHeidrun Herrmann OriginalPaper Pages: 292 - 296
Genetic control of damage-inducible restriction alleviation in Escherichia coli K12: an SOS function not repressed by lexA Brigitte ThomsWilfried Wackernagel OriginalPaper Pages: 297 - 303
Genetic analysis of essential genes in the ftsE region of the Escherichia coli genetic map and identification of a new cell division gene, ftsS George P. C. SalmondStella Plakidou OriginalPaper Pages: 304 - 308
Covalent modification of bacterial glutamine synthetase: physiological significance Sydney KustuJodi HirschmanJohn C. Meeks OriginalPaper Pages: 309 - 317
Cloning and organisation of some genes for nitrogen fixation from Azotobacter chroococcum and their expression in Klebsiella pneumoniae Robert JonesPaul WoodleyRobert Robson OriginalPaper Pages: 318 - 327
A molecular model for conjugational recombination in Escherichia coli K12 Robert G. LloydAllyn Thomas OriginalPaper Pages: 328 - 336
Cloning of the repressor protein gene of iron-regulated systems in Escherichia coli K12 Klaus Hantke OriginalPaper Pages: 337 - 341
Telomeres and P-element of Drosophila melanogaster contain sequences that replicate autonomously in Saccharomyces cerevisiae O. N. DanilevskayaE. V. KurenovaR. B. Khesin Short Communication Pages: 342 - 344
A positive selection for mutants lacking orotidine-5′-phosphate decarboxylase activity in yeast: 5-fluoro-orotic acid resistance Jef D. BoekeFrancois La CrouteGerald R. Fink Short Communication Pages: 345 - 346
Dimethylsulfoxide induces aneuploidy in a fungal test system A. M. FultonD. J. Bond Short Communication Pages: 347 - 349