Tolerance of Borya nitida, a poikilohydrous angiosperm, to heat, cold and high-light stress in the hydrated state.

abstract：:Two phosphorylases could be detected on gel-electropherograms of leaf-extracts of Spinacia oleracea and of immature cotyledons of Vicia faba. These two phosphorylases could be separated by means of ammonium sulfate fractionation. Both the slower migrating phosphorylases from spinach and from beans, but not the fast on...

journal_title：Planta

authors： de Fekete MA

更新日期：1968-09-01 00:00:00

abstract：:The basic helix-loop-helix (bHLH) transcription factors (TFs) comprise one of the largest families of TFs involved in developmental and physiological processes in plants. Here, we describe the functional characterization of two bHLH TFs (NtAn1a and NtAn1b) isolated from tobacco (Nicotiana tabacum) flowers. NtAn1a and ...

journal_title：Planta

authors： Bai Y,Pattanaik S,Patra B,Werkman JR,Xie CH,Yuan L

更新日期：2011-08-01 00:00:00

abstract：:Using a model based on spectrophotometric measurements of the phytochrome of Sinapis alba L. seedlings we have used the published rate constants for the component reactions of this system to calculate the behaviour of the far-red absorbing form of phytochrome (Pfr), and other parameters, over a period of continuous ir...

journal_title：Planta

authors： Wall JK,Johnson CB

更新日期：1983-11-01 00:00:00

abstract：:A manganese-containing superoxide dismutase (EC 1.15.1.1) was purified to homogeneity from a higher plant for the first time. The enzyme was isolated fromPisum sativum leaf extracts by thermal fractionation, ammonium sulfate salting out, ion-exchange and gel-filtration column chromatography, and preparative polyacryla...

journal_title：Planta

authors： Sevilla F,López-Gorgé J,Gómez M,Del Río LA

更新日期：1980-01-01 00:00:00

abstract：:This study tests the hypothesis that red-leaved gametophytes of the liverwort Jamesoniella colorata (Lehm.) Schiffn., which are found in relatively dry habitats, are more desiccation tolerant than their green counterparts, which are found in moister environments, through superior photoprotective systems. The potential...

journal_title：Planta

authors： Hooijmaijers CA

更新日期：2008-05-01 00:00:00

abstract：MAIN CONCLUSION:A coordinated regulation of different metabolic pathways was highlighted leading to the accumulation of important compounds that may contribute to the final quality of strawberry fruit. Strawberry fruit development and ripening involve complex physiological and biochemical changes, ranging from sugar ac...

journal_title：Planta

authors： Baldi P,Orsucci S,Moser M,Brilli M,Giongo L,Si-Ammour A

更新日期：2018-11-01 00:00:00

abstract：:Plants are exposed to a wide range of toxic and bioactive low-molecular-weight molecules from both exogenous and endogenous sources. Glycosylation is one of the primary sedative mechanisms that plants utilise in order to maintain metabolic homeostasis. Recently, a range of glycosyltransferases has been characterized i...

journal_title：Planta

authors： Jones P,Vogt T

更新日期：2001-06-01 00:00:00

abstract：:Active Cl(-) uptake by Chlorella fusca was examined by using (36)Cl as a label. Under light/air conditions chloride influx from a 2.4·10(-5) M solution was 4.0±0.04 nmol m(-2)s(-1). After 70±10 min a stationary 380±40 fold accumulation was reached. In dark/air and dark/argon influx and accumulation were reduced to 25±...

journal_title：Planta

authors： Doblinger R,Tromballa HW

更新日期：1982-11-01 00:00:00

abstract：:It has been shown that the scuttellum of germinating barley embryos synthesises gibberellin in intact grains or when detached from the endosperm, but not when attached to the endosperm if the axis is removed. Evidence is given to support the hypothesis that the inhibition of gibberellin synthesis is caused by a distur...

journal_title：Planta

authors： Radley M

更新日期：1969-09-01 00:00:00

abstract：:When radioactive gibberellin A5 ((3)H-GA5) was applied to the apices and surrounding young leaves of the long-day plant Silene armeria, it was partially converted to at least two other acidic substances. One of them was similar to GA3 in chromatographic, but not in biological properties. The other metabolite was more ...

journal_title：Planta

authors： van den Ende H,Zeevaart JA

更新日期：1971-06-01 00:00:00

abstract：:Chlorophyll fluorescence emission at 680 nm (F680) and the rate of CO2 fixation were measured simultaneously in sections along the length of wheat and maize leaves. These leaves possess a basal meristem and show a gradation in development towards the leaf tip. The redox state of the primary electron acceptor, Q, of ph...

journal_title：Planta

authors： Ireland CR,Baker NR,Long SP

更新日期：1985-09-01 00:00:00

abstract：:1. Most carotenoids show a 3-peak-absorption curve in the visible spectral region in polar solutions. The addition of a definite quantity of H2O to such solutions (ethanol, methanol, aceton, isopropanol) changes the absorption curve of these pigments in a characteristic manner. A new peak appears in the uv region of t...

journal_title：Planta

authors： Hager A

更新日期：1970-03-01 00:00:00

abstract：:Tea seed is believed to be recalcitrant based on its sensitivity to chilling or drying stress. Reactive oxygen species (ROS) and alterations in cytosolic redox status have been implicated in intolerance to desiccation by recalcitrant seed, but there is little information available regarding how ROS are regulated in se...

journal_title：Planta

authors： Chen Q,Yang L,Ahmad P,Wan X,Hu X

更新日期：2011-03-01 00:00:00

abstract：:Analysis of pea root tips taken from attached seedling roots and excised roots cultured in vitro has revealed major differences in cell constituents. The cells of cultured roots have only 40% and 13% of the protein and amino acid content of attached root cells. The nucleic acid content of cultured root cells was shown...

journal_title：Planta

authors： Abbott AJ

更新日期：1971-09-01 00:00:00

abstract：:Tubular evaginations of the plasmalemma of the scutellar epithelial cells of barley are described. The evaginations are similar to those present at other sites where solute flux occurs for a limited period only and wall development of the transfer-cell form has not occured. Differential uptake of the fluorescent dyes ...

journal_title：Planta

authors： Harris N,Oparka KJ,Walker-Smith DJ

更新日期：1982-12-01 00:00:00

abstract：:During a search for genes with induced or enhanced expression in the early stages of development of stem-borne nodules on Sesbania rostrata, a cDNA with homology to chalcone reductase (CHR) genes was isolated. Here, we describe the characterization of a full-length CHR cDNA (Srchr1) and the pattern of CHR transcript a...

journal_title：Planta

authors： Goormachtig S,Lievens S,Herman S,Van Montagu M,Holsters M

更新日期：1999-07-01 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：:In an optimized liquid medium containing auxin and cytokinin, mesophyll cells isolated from Zinnia elegans L. seedlings can be induced to differentiate into tracheary elements (TEs) at high frequency. However, it is known that buffering the medium at neutral pH severely suppresses TE differentiation. In the process of...

journal_title：Planta

authors： Shinohara N,Sugiyama M,Fukuda H

更新日期：2006-07-01 00:00:00

abstract：:Intact chloroplasts capable of high rates of CO2 assimilation completely oxidized 3-phosphoglycerate and dihydroxyacetone phosphate to glycolate when CO2 concentrations were low. Bicarbonate was converted first into products of the Calvin cycle and then into glycolate. Under high oxygen and at high pH values CO2 fixat...

journal_title：Planta

authors： Kirk MR,Heber U

更新日期：1976-01-01 00:00:00

abstract：:Cell-suspension cultures were initiated from embryogenic calli of various barley cultivars. Seven fast-growing suspension lines were obtained from four different cultivars (cvs. Dissa, Emir, Golden Promise and Igri). Two of these cell suspensions showed morphogenic capacity. From a cell suspension of cv. Dissa, albino...

journal_title：Planta

authors： Lührs R,Lörz H

更新日期：1988-07-01 00:00:00

abstract：:Acid phosphatase has been localized by cytochemical techniques in aleurone layers of dry barley (Hordeum vulgare L.) grains, in imbibed half-grains and in isolated layers treated with and without gibberellic acid (GA3). A major fraction of the enzyme activity is located in the cell walls. During imbibition and incubat...

journal_title：Planta

authors： Ashford AE,Jacobsen JV

更新日期：1974-01-01 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：:Photoheterotrophic and photoautotrophic cell suspension cultures were raised from a callus tissue derived from a Morinda lucida Benth. plant (Rubiaceae). The cultures were characterized with regard to fresh weight, dry weight, cell number, pH, chlorophyll and quinoid natural products. The amount of lipoquinones (phyll...

journal_title：Planta

authors： Igbavboa U,Sieweke HJ,Leistner E,Röwer I,Hüsemann W,Barz W

更新日期：1985-12-01 00:00:00

abstract：MAIN CONCLUSION:p -Methoxybenzoic acid carboxyl methyltransferase (MBMT) was isolated from loquat flowers. MBMT displayed high similarity to jasmonic acid carboxyl methyltransferases, but exhibited high catalytic activity to form methyl p -methoxybenzoate from p -methoxybenzoic acid. Volatile benzenoids impart the char...

journal_title：Planta

authors： Koeduka T,Kajiyama M,Suzuki H,Furuta T,Tsuge T,Matsui K

更新日期：2016-09-01 00:00:00

abstract：:The time-response of the CO2-exchange of both leaf surfaces was measured separately. Leaves of Primula palinuri and Zea mays were used for the study. After short dark-periods (3 min) the stomata are not closed. Consequently CO2-uptake starts quickly after re-illumination and reaches the steady-state value very rapidly...

journal_title：Planta

authors： Bertsch A,Domes W

更新日期：1969-03-01 00:00:00

abstract：:Preharvest aflatoxin contamination has been identified by the peanut industry as a serious issue in food safety and human health because of the carcinogenic toxicity. Drought stress is the most important environmental factor exacerbating Aspergillus infection and aflatoxin contamination in peanut. The development of d...

journal_title：Planta

authors： Guo BZ,Xu G,Cao YG,Holbrook CC,Lynch RE

更新日期：2006-02-01 00:00:00

abstract：:Embryos derived in vitro from isolated microspores of Brassica napus L. were compared with their zygotic counterparts. Parameters investigated included storage-protein accumulation and gene expression, fattyacid composition, storage-lipid biosynthesis, and the appearance of oil-body proteins. The microspore embryos ac...

journal_title：Planta

authors： Taylor DC,Weber N,Underhill EW,Pomeroy MK,Keller WA,Scowcroft WR,Wilen RW,Moloney MM,Holbrook LA

更新日期：1990-04-01 00:00:00

abstract：:Incubation of violaxanthin with lipoxygenase and linoleate gave rise to the plant growth inhibitor, xanthoxin; and the yields were reduced to 1/10 and 1/20 by the omission of lipoxygenase and both lipoxygenase and linoleate respecively. ...

journal_title：Planta

authors： Firn RD,Friend J

更新日期：1972-09-01 00:00:00

abstract：:Germinating barley grains contain at least eight different peptidases: three carboxypeptidase (pH optima 4.8, 5.2, and 5.7), three aminopeptidases which act on aminoacyl-β-naphthylamides (pH opitima in the hydrolysis of di- and tripeptides at pH 5.8-6.5), and two peptidases which hydrolyse Ala-Gly and Leu-Tyr optimall...

journal_title：Planta

authors： Mikola J,Kolehmainen L

更新日期：1972-06-01 00:00:00

abstract：:Four proteins were isolated from depectinised elementary fibres of flax (Linum usitatissimum L.), using either alkali or cellulase digestion treatments. All the four proteins were characterized by a deficiency or low contents of hydroxyproline and by high levels of glutamic acid/glutamine and/or aspartic acid/asparagi...

journal_title：Planta

authors： Girault R,His I,Andeme-Onzighi C,Driouich A,Morvan C

更新日期：2000-07-01 00:00:00