Newly activated germinal Uq elements in maize are clustered on one linkage group independently of the standard Uq element Yong-Bao PanPeter A. Peterson OriginalPaper Pages: 161 - 174
Studies on the alteration of chromosome copy number and cell division potential in a dnaA mutant of Escherichia coli Joe A. Fralick OriginalPaper Pages: 175 - 180
The tobacco transcription activator TGA1a binds to a sequence in the 5′ upstream region of a gene encoding a TGA1a-related protein Hillel FrommFumiaki KatagiriNam-Hai Chua OriginalPaper Pages: 181 - 188
Catabolite repression of the operon for xylose utilization from Bacillus subtilis W23 is mediated at the level of transcription and depends on a cis site in the xylA reading frame Sabine JacobRudolf AllmansbergerWolfgang Hillen OriginalPaper Pages: 189 - 196
Identification of Escherichia coli genes whose expression increases as a function of external pH Martine HeydeJean-Luc CollRaymond Portalier OriginalPaper Pages: 197 - 205
A single amino acid substitution changes the substrate specificity of quinoprotein glucose dehydrogenase in Gluconobacter oxydans Anne-Marie Cleton-JansenSylvia DekkerNora Goosen OriginalPaper Pages: 206 - 212
Mutational specificity of ethyl methanesulfonate in excision-repair-proficient and -deficient strains of Drosophila melanogaster Albert PastinkEvert HeemskerkEkkehart W. Vogel OriginalPaper Pages: 213 - 218
The maize cytosolic glyceraldehyde-3-phosphate dehydrogenase gene family: organ-specific expression and genetic analysis Douglas A. RussellMartin M. Sachs OriginalPaper Pages: 219 - 228
Analysis of a ribosomal RNA methylase gene from Streptomyces tenebrarius which confers resistance to gentamicin David J. HolmesEric Cundliffe OriginalPaper Pages: 229 - 237
A 2.6 kb intron separates the signal peptide coding sequence of an anther-specific protein from the rest of the gene in sunflower Claire DomonJean-Luc EvrardAndré Steinmetz OriginalPaper Pages: 238 - 244
The Oenothera plastome mutator : effect of UV irradiation and nitroso-methyl urea on mutation frequencies Barbara B. SearsMary B. Sokalski OriginalPaper Pages: 245 - 252
Isolation and expression of the acetate-inducible isocitrate lyase gene (acu-3) from Neurospora crassa: evidence for a second constitutive isozyme L. D. S. GaineyK. KölbleI. F. Connerton OriginalPaper Pages: 253 - 260
Gene conversions within the Cup1 r region from heterologous crosses in Saccharomyces cerevisiae J. W. WelchD. H. MaloneyS. Fogel OriginalPaper Pages: 261 - 266
Pulsed field gel electrophoresis reveals chromosome length differences between strains of Cladosporium fulvum (syn. Fulvia fulva) Nicholas J. TalbotRichard P. OliverAlan Coddington OriginalPaper Pages: 267 - 272
The initiation site for recombination cog is at the 3′ end of the his-3 gene in Neurospora crassa Frederick J. BowringDavid E. A. Catcheside OriginalPaper Pages: 273 - 277
Conservation of xcp genes, involved in the two-step protein secretion process, in different Pseudomonas species and other gram-negative bacteria Arjan de GrootAlain FillouxJan Tommassen OriginalPaper Pages: 278 - 284
Deletion and duplication of specific sequences in the K88ab fimbrial subunit protein from porcine enterotoxigenic Escherichia coli Per Amstrup PedersenLene Nonboe Andersen OriginalPaper Pages: 285 - 291
Organization and nucleotide sequence of the atp genes encoding the ATP synthase from alkaliphilic Bacillus firmus OF4 D. Mack IveyTerry Ann Krulwich OriginalPaper Pages: 292 - 300
Construction of a fusion gene comprising the Taka-amylase A promoter and the Escherichia coli β-glucuronidase gene and analysis of its expression in Aspergillus oryzae Setsuzo TadaKatsuya GomiShodo Hara OriginalPaper Pages: 301 - 306
DNA sequences in chromosomes 11 and VII code for pyruvate carboxylase isoenzymes in Saccharomyces cerevisiae: analysis of pyruvate carboxylase-deficient strains Rolf StuckaSylvie DequinCarlos Gancedo OriginalPaper Pages: 307 - 315
Constitutive heterochromatin in early embryogenesis of Drosophila melanogaster Inna E. VlassovaAlexander S. GraphodatskyIgor F. Zhimulev Short communications Pages: 316 - 318
Molecular analysis of the aidD6: : Mu dl (bla lac) fusion mutation of Escherichia coli K12 Michael R. VolkertLaurel I. Hajec Short Communications Pages: 319 - 323