[Flowering of in vitro cultures of Pinguicula lusitanica after feeding with pinus pollen].

abstract：:Quinate: NAD(+) oxidoreductase (EC 1.1.1.24) from carrot cells was deactivated by incubating partially purified extract with MgCl2 at 30°C. The deactivation process was prevented by adding fluoride, a phosphatase inhibitor. Once inactivated, the enzyme could recover its initial activity on incubation with ATP-Mg eithe...

journal_title：Planta

authors： Refeno G,Ranjeva R,Boudet AM

更新日期：1982-05-01 00:00:00

abstract：:Glycosyltransferase complexes are known to be involved in plant cell wall biosynthesis, as for example in cellulose. It is not known to what extent such complexes are involved in biosynthesis of pectin as well. To address this question, work was initiated on ARAD1 (ARABINAN DEFICIENT 1) and its close homolog ARAD2 of ...

journal_title：Planta

authors： Harholt J,Jensen JK,Verhertbruggen Y,Søgaard C,Bernard S,Nafisi M,Poulsen CP,Geshi N,Sakuragi Y,Driouich A,Knox JP,Scheller HV

更新日期：2012-07-01 00:00:00

abstract：MAIN CONCLUSION:The present study documented the action of a potential allelochemical, narciclasine, on auxin transport in Arabidopsis by mainly affecting subcellular trafficking of PIN and AUX1 proteins and through interfering actin cytoskeletal organization. Narciclasine (NCS), an Amaryllidaceae alkaloid isolated fro...

journal_title：Planta

authors： Hu Y,Na X,Li J,Yang L,You J,Liang X,Wang J,Peng L,Bi Y

更新日期：2015-12-01 00:00:00

abstract：:Non-lignified fibre cells (named gelatinous fibres) are present in tension wood and the stems of fibre crops (such as flax and hemp). These cells develop a very thick S2 layer within the secondary cell wall, which is characterised by (1) cellulose microfibrils largely parallel to the longitudinal axis of the cell, and...

journal_title：Planta

authors： Gorshkova T,Morvan C

更新日期：2006-01-01 00:00:00

abstract：:Malic and citric acids accumulate in cherry tomato (Lycopersicon esculentum Mill.) fruit during the period of rapid growth, from the end of cell division to the onset of ripening. The involvement of phospho enolpyruvate carboxylase (PEPCase, EC 4.1.1.31) in organic acid accumulation and tomato fruit development was in...

journal_title：Planta

authors： Guillet C,Just D,Bénard N,Destrac-Irvine A,Baldet P,Hernould M,Causse M,Raymond P,Rothan C

更新日期：2002-03-01 00:00:00

abstract：:A β-amylase (EC 3.2.1.2) was identified in the outer pericarp (βP) of developing seeds of wheat (Triticum aestivum L.) and compared with the well known β-amylase which is synthesized during seed development in the starchy endosperm (βE). The enzyme βP already exists in the tissues before anthesis and vanishes at the t...

journal_title：Planta

authors： Daussant J,Laurière C

更新日期：1990-07-01 00:00:00

abstract：:Nitrite reductase (EC 1.6.6.4) prepared from pea roots was found to be immunologically indistinguishable from pea leaf nitrite reductase. Comparisons of the pea root enzyme with nitrite reductase from leaf sources showed a close similarity in inhibition properties, light absorption spectrum, and electron paramagnetic ...

journal_title：Planta

authors： Bowsher CG,Emes MJ,Cammack R,Hucklesby DP

更新日期：1988-09-01 00:00:00

abstract：:Conditions which induce a transmembrane electrical potential, positive with respect to the inside of membrane vesicles, result in a substantial (4-12-fold) stimulation of the activity of membrane-associated β-glucan synthetases in a membrane preparation derived from the developing cotton (Gossypium hirsutum L.) fiber....

journal_title：Planta

authors： Bacic A,Delmer DP

更新日期：1981-07-01 00:00:00

abstract：:Through the use of gas chromatography-mass spectrometry techniques two simple brominated phenols, 2,3-dibromo-4,5-dihydroxybenzyl alcohol (lanosol) and 3,5-dibromo-p-hydroxybenzyl alcohol, were identified in an axenically cultured bluegreen alga, Calothrix brevissima. The alga was grown in a mineral medium supplemente...

journal_title：Planta

authors： Pedersén M,Dasilva EJ

更新日期：1973-03-01 00:00:00

abstract：:The fixation pattern of radioactive labelled photosynthetic intermediates was followed under steady state conditions during prolonged dark starvation of spinach plants (Spinacia oleracea L.). It is suggested that the considerable increase of radioactive dihydroxyacetonephosphate is correlated with a specific leakage o...

journal_title：Planta

authors： Krapf G,Jacobi G

更新日期：1975-01-01 00:00:00

abstract：:1. The following acid hydrolases are partially sedimentable from cell-free extracts of corn seedlings: protease (pH-optimum 4,2), phosphatase (pH-optimum 5,0 and 6,5), unspecific esterase (pH-optimum 5,2), RNase (pH-optimum 6,5), arylsulphatase-C (pH-optimum 5,0) and α- and β-amylase (pH-optimum 7,0 and 5,0 respective...

journal_title：Planta

authors： Semadeni EG

更新日期：1966-03-01 00:00:00

abstract：:Rehydration of desiccated Cuphea seeds results in a rapid morphological change in the seed. Within 20 min thread like epidermal hairs are present on the seed surface. The hairs, which are highly ordered helical structures, are present in the epidermal cells of the desiccated seed. Following emergence the hairs increas...

journal_title：Planta

authors： Stubbs JM,Slabas AR

更新日期：1982-09-01 00:00:00

abstract：:Sequestered particles of phytochrome (SAPs) were partially purified from red-light-irradiated oat coleoptiles. Phytochrome pelletability was enhanced by using buffers containing 10 mM Mg(2+) or high concentrations (0.6-0.8 M) of orthophosphate (Pi). Combining the pelletability of phytochrome in the presence of Mg(2+) ...

journal_title：Planta

authors： Hofmann E,Grimm R,Harter K,Speth V,Schäfer E

更新日期：1991-01-01 00:00:00

abstract：:A method has been devised to ensure capture of large numbers of live paramecia within a short period of time under controlled conditions by the bladders of Utricularia gibba. The method permits a direct evaluation of the role of entrapped animals in the nutrition of this carnivorous plant. Paramecia captured by the bl...

journal_title：Planta

authors： Sorenson DR,Jackson WT

更新日期：1968-06-01 00:00:00

abstract：:We have investigated the levels of cell-specific expression of wheat-germ agglutinin (WGA) during the development of embryos and in 3-d-old seedlings. Southern blot analysis of genomic DNA derived from hexaploid and diploid wheat (Triticum) species indicates that the isolated cDNA (complementary DNA) clone is specific...

journal_title：Planta

authors： Raikhel NV,Bednarek SY,Wilkins TA

更新日期：1988-12-01 00:00:00

abstract：:Some cultured plant cells are able to acquire tolerance to various stresses when they are cultured under suitably controlled conditions. Induction of a high level of desiccation tolerance in suspension-cultured cells of the liverwort Marchantia polymorpha was examined for studying the mechanisms of desiccation toleran...

journal_title：Planta

authors： Hatanaka R,Sugawara Y

更新日期：2010-03-01 00:00:00

abstract：:Auxin activity was detected in honeydew obtained from the aphid Tuberolachnus salignus (Gmelin) feeding on willow (Salix viminalis). Active uptake of (14)C-indolyl-3-acetic acid (IAA) into the sieve tubes was demonstrated by irrigating the cambial surface of willow bark with (14)C-IAA solution and assaying aphid style...

journal_title：Planta

authors： Hoad GV,Hillman SK,Wareing PF

更新日期：1971-03-01 00:00:00

abstract：MAIN CONCLUSION:Overexpression ofPeVQ28in Arabidopsis regulated the expression of salt/ABA-responsive genes and indicated thatPeVQ28may affect the ABA synthesis induced by stress in plants by regulating salt tolerance. Plant-specific VQ proteins, which contain a conserved short FxxhVQxhTG amino acid sequence motif, pla...

journal_title：Planta

authors： Cheng X,Wang Y,Xiong R,Gao Y,Yan H,Xiang Y

更新日期：2020-04-21 00:00:00

abstract：:Protoplasts of Vicia hajastana Grossh. obtained from suspension-culture cells and Pisum sativum L. obtained from leaves adhered tightly to each other in concentrated solutions of high-molecular-weight polyethylene glycol (PEG). The adhesion occurred non-specifically between the free protoplasts from the same species a...

journal_title：Planta

authors： Kao KN,Michayluk MR

更新日期：1974-12-01 00:00:00

abstract：:The dye FM1-43 was used alone or in combination with measurements of the membrane capacitance (Cm) to monitor membrane changes in protoplasts from Vicia faba L. guard cells. Confocal images of protoplasts incubated with FM1-43 (10 microM) at constant ambient osmotic pressure (pi omicron) revealed in confocal images a ...

journal_title：Planta

authors： Kubitscheck U,Homann U,Thiel G

更新日期：2000-02-01 00:00:00

abstract：MAIN CONCLUSION:A large proportion of genes in plant genomes are organized as gene families. Whereas most gene families in the aquative plant Spirodela are reduced in their copy number, the PPR gene family is expanded, which match the RNA editing sites in organelles, providing us with new insights in the evolution of f...

journal_title：Planta

authors： Wang W,Wu Y,Messing J

更新日期：2016-10-01 00:00:00

abstract：:The amino acid content increases substantially in salt-stressed plants. The physiological relevance of this phenomenon remains largely unknown. Using the MIFE ion flux measuring technique, we studied the effects of physiologically relevant concentrations of 26 amino acids on NaCl-induced K(+) flux from barley root epi...

journal_title：Planta

authors： Cuin TA,Shabala S

更新日期：2007-02-01 00:00:00

abstract：:Protein phosphatase 2A (PP2A) is a serine/threonine-specific phosphatase comprising a catalytic subunit (C), a scaffolding subunit (A), and a regulatory subunit (B). The B subunits are believed to be responsible for substrate specificity and localization of the PP2A complex. In plants, three families of B subunits exi...

journal_title：Planta

authors： Matre P,Meyer C,Lillo C

更新日期：2009-10-01 00:00:00

abstract：:Aluminum (Al) toxicity is one of the major factors that limit plant growth in acid soils. Al-induced release of organic acids into rhizosphere from the root apex has been identified as a major Al-tolerance mechanism in many plant species. In this study, Al tolerance of Yuzu (Citrus Junos Sieb. ex Tanaka) was tested on...

journal_title：Planta

authors： Deng W,Luo K,Li Z,Yang Y,Hu N,Wu Y

更新日期：2009-07-01 00:00:00

abstract：:By comparing the expression patterns of selected genes from Arabidopsis thaliana (L.) Heynh. grown either at 1 g or on a clinostat (horizontally or vertically inverted, 1 rpm), and either used directly or after hypergravity stimulation, we have shown that the pattern of expression did not proceed in a stereotypical ma...

journal_title：Planta

authors： Centis-Aubay S,Gasset G,Mazars C,Ranjeva R,Graziana A

更新日期：2003-12-01 00:00:00

abstract：MAIN CONCLUSION:PAE8 and PAE9 have pectin acetylesterase activity and together remove one-third of the cell wall acetate associated with pectin formation in Arabidopsis leaves. In pae8 and pae9 mutants, substantial amounts of acetate accumulate in cell walls. In addition, the inflorescence stem height is decreased. Pec...

journal_title：Planta

authors： de Souza A,Hull PA,Gille S,Pauly M

更新日期：2014-11-01 00:00:00

abstract：:The three-dimensional organization of the microfilamental cytoskeleton of developingGasteria pollen was investigated by light microscopy using whole cells and fluorescently labelled phalloidin. Cells were not fixed chemically but their walls were permeabilized with dimethylsulphoxide and Nonidet P-40 at premicrospore ...

journal_title：Planta

authors： Van Lammeren AA,Bednara J,Willemse MT

更新日期：1989-12-01 00:00:00

abstract：:The inhibition of hypocotyl lengthening in intact mustard seedlings is controlled by two photosensitive systems which can be experimentally separated. 1. Kinetics of the growth response in the dark after red and far-red irradiation (Figs. 1, 2) demonstrate the operation of Pfr in the ground state via a threshold mecha...

journal_title：Planta

authors： Schopfer P,Oelze-Karow H

更新日期：1971-06-01 00:00:00

abstract：:Nuclear DNA (ncDNA) synthesis in Chlamydomonas reinhardtii was measured by both (32)P[or-thophosphoric acid] ((32)P) and [(14)C]adenine incorporation and found to be highly synchronous. Ca. 85% of incorporation was confined to the first 6 h of the dark period of a synchronized regime consisting of an alternating light...

journal_title：Planta

authors： Grant D,Swinton DC,Chiang KS

更新日期：1978-01-01 00:00:00

abstract：:Past genetic studies have shown three independent loci designated O, R and M control spathe color in Anthurium andraeanum (Hort.). To evaluate the genetic model and to understand the control of anthocyanin biosynthesis at the molecular level, the expression of the anthocyanin biosynthetic genes, CHS, F3H, DFR, ANS and...

journal_title：Planta

authors： Gopaulchan D,Umaharan P,Lennon AM

更新日期：2014-03-01 00:00:00