Organization of the actin and microtubule cytoskeleton preceding pollen germination Ichiro TanakaTomoko Wakabayashi OriginalPaper Pages: 473 - 482
Proton-transport activity, sidedness, and morphometry of tonoplast and plasma-membrane vesicles purified by free-flow electrophoresis from roots of Lepidium sativum L. and hypocotyls of Cucurbita pepo L. Günther F. E. SchererBarbara vom DorpDieter Volkmann OriginalPaper Pages: 483 - 494
Factors affecting gene expression of patatin and proteinase-inhibitor-II gene families in detached potato leaves: Hugo Peña-CortésXiangjun LiuLothar Willmitzer OriginalPaper Pages: 495 - 502
Changes in the pattern of cell arrangement at the surface of the shoot apical meristem in Hedera helix L. following gibberellin treatment Jan MarcWesley P. Hackett OriginalPaper Pages: 503 - 510
Suppression of somatic embryogenesis in Citrus cell cultures by extracellular proteins Hanna GavishAliza VardiRobert Fluhr OriginalPaper Pages: 511 - 517
Dissimilar phloem loading in leaves with symplasmic or apoplasmic minor-vein configurations Aart J. E. van BelYuri V. GamaleiLeonard P. M. Bik OriginalPaper Pages: 518 - 525
Vacuolar pH oscillations in mesophyll cells accompany oscillations of photosynthesis in leaves: Interdependence of cellular compartments, and regulation of electron flow in photosynthesis Katharina SiebkeZu-Hua YinUlrich Heber OriginalPaper Pages: 526 - 531
Isolation and partial characterization of a new ribosome-inactivating protein from Petrocoptis glaucifolia (Lag.) Boiss F. Javier AriasM. Angeles RojoTomás Girbés OriginalPaper Pages: 532 - 540
Characterization of solute/proton cotransport in plasma membrane vesicles from Ricinus cotyledons, and a comparison with other tissues Lorraine E. WilliamsS. J. NelsonJ. L. Hall OriginalPaper Pages: 541 - 550
Structure-function relationships of α and β elicitins, signal proteins involved in the plant-Phytophthora interaction Claude NespoulousJean-Claude HuetJean-Claude Pernollet OriginalPaper Pages: 551 - 557
Measurement of calcium fluxes in plants using 45Ca R. J. ReidF. A. Smith OriginalPaper Pages: 558 - 566
Cloning and sequencing of a cDNA encoding the major storage proteins of Theobroma cacao Margaret E. SpencerRachel Hodge OriginalPaper Pages: 567 - 576
Glutamine-synthetase isoforms appearing in sunflower cotyledons during germination P. de la HabaP. CabelloJ. M. Maldonado OriginalPaper Pages: 577 - 581
Acylation of anthocyanins with hydroxycinnamic acids via 1-O-acylglucosides by protein preparations from cell cultures of Daucus carota L. Werner Edgar GläßgenHanns Ulrich Seitz OriginalPaper Pages: 582 - 585
Methylxanthines reversibly inhibit tracheary-element differentiation in suspension cultures of Zinnia elegans L. Alison W. RobertsCandace H. Haigier OriginalPaper Pages: 586 - 592
On the molecular mechanism of the circadian clock: The 64000-Mr protein of Chlamydomonas reinhardtii might be related to the biological clock Ina WiedemannEgon J. de GrootManfred Schweiger OriginalPaper Pages: 593 - 599
Control of the appearance of ascorbate peroxidase (EC 1.11.1.11) in mustard seedling cotyledons by phytochrome and photooxidative treatments B. ThomsenH. Drumm-HerrelH. Mohr OriginalPaper Pages: 600 - 608
The purification and characterisation of the two forms of soluble starch synthase from developing pea embryos Kay DenyerAlison M. Smith OriginalPaper Pages: 609 - 617
Flavonoids and flavonoid sulphates as probes of auxin-transport regulation in Cucurbita pepo hypocotyl segments and vesicles I. J. FaulknerP. H. Rubery OriginalPaper Pages: 618 - 625
Synthesis of betanin from betanidin and UDP-glucose by a protein preparation from cell suspension cultures of Dorotheanthus bellidiformis (Burm. f.) N. E. Br. Susanne HeuerDieter Strack Short Communication Pages: 626 - 628