Uptake, integration, expression and genetic transmission of a selectable chimaeric gene by plant protoplasts R. HainP. StabelJ. Schell OriginalPaper Pages: 161 - 168
Molecular and general genetics of a hybrid foreign gene introduced into tobacco by direct gene transfer Ingo PotrykusJerzy PaszkowskiRaymond D. Shillito OriginalPaper Pages: 169 - 177
Gene transfer to cereal cells mediated by protoplast transformation Horst LörzBarbara BakerJeff Schell OriginalPaper Pages: 178 - 182
Direct gene transfer to cells of a graminaceous monocot Ingo PotrykusMichael W. SaulRaymond D. Shillito OriginalPaper Pages: 183 - 188
Identification of an Agrobacterium tumefaciens pTiB6S3 vir region fragment that enhances the virulence of pTiC58 Léon OttenGerda PiotrowiakJeff Schell OriginalPaper Pages: 189 - 193
Isolation in vitro of naphthaleneacetic acid-tolerant mutants of Nicotiana tabacum, which are impaired in root morphogenesis Jean-François MullerJacques GoujaudMichel Caboche OriginalPaper Pages: 194 - 200
The paramutagenic line niv-44 has a 5 kb insert, Tam 2, in the chalcone synthase gene of Antirrhinum majus Kailash C. UpadhyayaHans SommerHeinz Saedler OriginalPaper Pages: 201 - 207
Cloning and analysis of two genes for chalcone synthase from Petunia hybrida H. J. ReifU. NiesbachH. Saedler OriginalPaper Pages: 208 - 215
Organ-specific expression of three leaf/stem specific cDNAs from potato is regulated by light and correlated with chloroplast development Peter EckesJeff SchellLothar Willmitzer OriginalPaper Pages: 216 - 224
The transposable element Tam3 of Antirrhinum majus generates a novel type of sequence alterations upon excision Hans SommerRosemary CarpenterHeinz Saedler OriginalPaper Pages: 225 - 231
Localization of a symbiotic fix region on Rhizobium meliloti pSym megaplasmid more than 200 kilobases from the nod-nif region J. BatutB. TerzaghiT. Huguet OriginalPaper Pages: 232 - 239
Use of a TR T-DNA promoter to express genes in plants and bacteria Stanton B. GelvinSusan J. KarcherPeter B. Goldsbrough OriginalPaper Pages: 240 - 248
A method for site-directed transplacement of in vitro altered DNA sequences in Rhizobium Mittur N. JagadishScott D. BooknerAladar A. Szalay OriginalPaper Pages: 249 - 255
Alcohol dehydrogenase in Arabidopsis: analysis of the induction phenomenon in plantlets and tissue cultures Rudy DolferusGérard MarbaixMichel Jacobs OriginalPaper Pages: 256 - 264
Unstable mutations caused by regional tandem multiplications in the gene for ribosomal protein S4 show thermosensitivity in Escherichia coli Joachim SchnierSetsuko IsonoKatsumi Isono OriginalPaper Pages: 265 - 270
Identification and cloning of nodulation genes from the wide host range Rhizobium strain MPIK3030 Christian W. B. BachemEva KondorosiJeff Schell OriginalPaper Pages: 271 - 278
Species-specific, symbiotic plasmid-located repeated DNA sequences in Rhizobium trifolii John M. WatsonPeter R. Schofield OriginalPaper Pages: 279 - 289
Genes and transcripts for the ATP synthase CF0 subunits I and II from spinach thylakoid membranes Peter WesthoffJuliane AltReinhold G. Herrmann OriginalPaper Pages: 290 - 299
Evidence for two distinct origins of replication in the large endogenous plasmid of Anacystis nidulans R2 David E. LaudenbachNeil A. StrausJohn P. Williams OriginalPaper Pages: 300 - 305
Expression of Rhizobium japonicum nifH and nifDK operons can be activated by the Klebsiella pneumoniae nifA protein but not by the product of ntrC Ariel Alvarez-MoralesHauke Hennecke OriginalPaper Pages: 306 - 314
Mapping of Rhizobium japonicum nifB-,fixBC-, and fixA-like genes and identification of the fixA promoter Martin FuhrmannHans-Martin FischerHauke Hennecke OriginalPaper Pages: 315 - 322
Action of synergimycins and macrolides on in vivo and in vitro protein synthesis in archaebacteria M. Di GiambattistaH. HummelC. Cocito OriginalPaper Pages: 323 - 329
Amino acid auxotrophs from protoplast cultures of Nicotiana plumbaginifolia, Viviani I. NegrutiuD. De BrouwerM. Jacobs OriginalPaper Pages: 330 - 337
Evidence for clustered pathogenicity genes in Xanthomonas campestris pv. campestris Peter TurnerChristine BarberMichael Daniels OriginalPaper Pages: 338 - 343
Genetic basis for opine secretion from crown gall tumour cells E. MessensA. LenaertsR. W. Hedges Short Communication Pages: 344 - 348
Production of somatic hybrids of moss by electrofusion J. W. WattsJ. H. DoonanJ. M. King Short Communication Pages: 349 - 351
Characterization of DNA sequences homologous to Klebsiella pneumoniae nifH, D, K and E in the tropical Rhizobium ORS571 Francoise NorelNicole DesnouesClaudine Elmerich Short Communication Pages: 352 - 356