Effects of 2,4-dinitrophenol and anoxia on the inorganic-pyrophosphate content of the spadix of Arum maculatum and the root apices of Pisum sativum.

abstract：:The maximum extractable activities of twenty-one photosynthetic and glycolytic enzymes were measured in mature leaves of Mesembryanthemum crystallinum plants, grown under a 12 h light 12 h dark photoperiod, exhibiting photosynthetic characteristics of either a C3 or a Crassulacean acid metabolism (CAM) plant. Followin...

journal_title：Planta

authors： Holtum JA,Winter K

更新日期：1982-06-01 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：:During five rocket flights (TEXUS 18, 19, 21, 23 and 25), experiments were performed to investigate the behaviour of statoliths in rhizoids of the green alga Charo globularia Thuill. and in statocytes of cress (Lepidium sativum L.) roots, when the gravitational field changed to approx. l0(-4) g (i.e. microgravity) dur...

journal_title：Planta

authors： Volkmann D,Buchen B,Hejnowicz Z,Tewinkel M,Sievers A

更新日期：1991-01-01 00:00:00

abstract：:Homogeneous populations of developing microspores and pollen from anthers of lily (Lilium longiflorum Thumb.) and tobacco (Nicotiana tabacum L.) show a continuous production of biomass, reaching a maximum in young pollen. The rate of RNA synthesis was 460 fg · h(-1) in young binucleate cells, 138 fg · h(-1) in late bi...

journal_title：Planta

authors： Schrauwen JA,de Groot PF,van Herpen MM,van der Lee T,Reynen WH,Weterings KA,Wullems GJ

更新日期：1990-09-01 00:00:00

abstract：:Copy-DNA clones have been obtained that distinguish eight messenger mRNAs, moderately abundant in the axes of the germinating soybean (Glycine max (L.) Merr.) seedling. These clones have been used to characterize the size of the mRNAs and to anlyze the accumulation of the mRNAs at different time points and in differen...

journal_title：Planta

authors： Datta K,Parker H,Averyhart-Fullard V,Schmidt A,Marcus A

更新日期：1987-02-01 00:00:00

abstract：MAIN CONCLUSION:We demonstrate that rbcL underwent strong positive selection during the C 3 -C 4 photosynthetic transitions in PACMAD grasses, in particular the 3' end of the gene. In contrast, selective pressures on other plastid genes vary widely and environmental drivers remain to be identified. Plastid genomes have...

journal_title：Planta

authors： Piot A,Hackel J,Christin PA,Besnard G

更新日期：2018-01-01 00:00:00

abstract：:Relative quantum responsivity curves for inhibition of hypocotyl elongation in Sinapis alba L. seedlings previously grown in white light confirm that a marked "end of day" inhibition response can be induced by a monochromatic light treatment (30 min) at the end of the light period. In dark grown seedlings, however, no...

journal_title：Planta

authors： Beggs CJ,Geile W,Holmes MG,Jabben M,Jose AM,Schäfer E

更新日期：1981-02-01 00:00:00

abstract：MAIN CONCLUSION:Gene expression variations in response to fertilization between Physalis and Solanum might play essential roles in species divergence and fruit evolution. Fertilization triggers variation in fruit development and morphology. The Chinese lantern, a morphological novelty derived from the calyx, is formed ...

journal_title：Planta

authors： Gao H,Li J,Wang L,Zhang J,He C

更新日期：2020-07-27 00:00:00

abstract：:Solutions of organic substances show differing influences on the direction of phloem transport of (14)C-labeled assimilates in predarkened maize leaf strips, when externally applied to one end of the strip. One group of substances "pushes" the assimilates away from the site of application. Examples of this group are 7...

journal_title：Planta

authors： Heyser W,Heyser R,Eschrich W,Leonard OA,Rautenberg M

更新日期：1976-01-01 00:00:00

abstract：:Sexual interaction between gametes of opposite mating type (mt) of the unicellular green alga Chlamydomonas eugametos starts with agglutination of the cells via particular glycoproteins on the flagellar surface. Purification of these socalled agglutinins was achieved by a three-step procedure consisting of, successive...

journal_title：Planta

authors： Samson MR,Klis FM,Homan WL,van Egmond P,Musgrave A,van den Ende H

更新日期：1987-03-01 00:00:00

abstract：:Functional chloroplasts from photoheterotrophic Euglena gracilis can be isolated in isoosmotic gradients of 10-80% Percoll. The chloroplasts display rates of CO2 dependent O2 evolution and CO2 fixation of 30-50 μmol mg(-1) chlorophyll h(-1) or 25-35% of the net O2 evolution by the whole cells and appear to be striking...

journal_title：Planta

authors： Schürmann P,Ortiz W

更新日期：1982-03-01 00:00:00

abstract：:Pale and green leaves of Kalanchoe fedtschenkoi var. variegata were inoculated with Agrobacterium tumefaciens. Six weeks later the chlorophyll contents of the leaves and their tumors were investigated. The tumor tissues possess very similar concentrations of chlorophylls and a low number of chloroplasts per cell. Ther...

journal_title：Planta

authors： Beiderbeck R,Nitsche H

更新日期：1970-03-01 00:00:00

abstract：:In this work, we analyze protein phosphatase (PP) involvement in the sucrose-mediated induction of fructan metabolism in wheat (Triticum aestivum). The addition of okadaic acid (OA), a PP-inhibitor, to sucrose-fed leaves reduced fructosylsucrose-synthesizing activity (FSS) induction in a dose-dependent manner. The exp...

journal_title：Planta

authors： Martínez-Noël GM,Tognetti JA,Salerno GL,Wiemken A,Pontis HG

更新日期：2009-10-01 00:00:00

abstract：:Palatinose (isomaltulose, 6-O-alpha-D-glucopyranosyl-D-fructose) is a structural isomer of sucrose which is produced from sucrose by some bacterial strains as a reserve material during periods of low carbon availability. The ability to synthesise palatinose is not only advantageous for the bacteria but is also of indu...

journal_title：Planta

authors： Börnke F,Hajirezaei M,Heineke D,Melzer M,Herbers K,Sonnewald U

更新日期：2002-01-01 00:00:00

abstract：:The binding of concanavalin A (con A) to leek (Allium porrum L.) stem protoplasts has been investigated using sequential treatment with con A and haemocyanin and using con A covalently linked to ferritin. Prefixed protoplasts were evenly labelled. Unfixed protoplasts showed a clustered distribution of label. Low tempe...

journal_title：Planta

authors： Williamson FA

更新日期：1979-01-01 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：:The plant hormone, jasmonic acid (JA), is known to have a critical role in both resistance and susceptibility against bacterial and fungal pathogen attack. However, little is known about the involvement of JA in the interactions between plants and toxigenic necrotrophic fungal pathogens. Using the tomato pathotype of ...

journal_title：Planta

authors： Egusa M,Ozawa R,Takabayashi J,Otani H,Kodama M

更新日期：2009-03-01 00:00:00

abstract：:Phenols are toxic, environmentally persistent products of the chemical industry that are capable of bioaccumulation and biomagnifications in the food chain. Little is known of how plants respond to this compound. To understand the transcriptional changes under phenol, microarray experiments on Arabidopsis thaliana wer...

journal_title：Planta

authors： Xu J,Su ZH,Chen C,Han HJ,Zhu B,Fu XY,Zhao W,Jin XF,Wu AZ,Yao QH

更新日期：2012-02-01 00:00:00

abstract：:As part of a study to identify potential targets of calcium action in plant cells, a 35-kDa, annexin-like protein was purified from pea (Pisum sativum L.) plumules by a method used to purify animal annexins. This protein, called p35, binds to a phosphatidylserine affinity column in a calcium-dependent manner and binds...

journal_title：Planta

authors： Clark GB,Dauwalder M,Roux SJ

更新日期：1992-04-01 00:00:00

abstract：MAIN CONCLUSION:The origin and evolution of plant PRC1 core components. Polycomb repressive complex1 (PRC1) plays critical roles in epigenetic silencing of homeotic genes and determination of cell fate. Animal PRC1 has been well investigated for a long time, whereas plant PRC1 was just confirmed in recent years. It is ...

journal_title：Planta

authors： Chen DH,Huang Y,Ruan Y,Shen WH

更新日期：2016-04-01 00:00:00

abstract：:Ethylene response factor (ERF) proteins function as multiple regulators in the interaction of different stress-responsive pathways. During investigating the interaction of ethylene and abscisic acid (ABA) pathways, several GCC-box-binding repressors of ERF proteins have been reported to repress both ethylene- and ABA-...

journal_title：Planta

authors： Zhang H,Yang Y,Zhang Z,Chen J,Wang XC,Huang R

更新日期：2008-10-01 00:00:00

abstract：:The role of oxygen in the photoinactivation of the photosynthetic apparatus of Spinacia oleracea L. was investigated. Moderate irradiation (1200 μmol photons m(-2)s(-1)) of spinach leaves in an atmosphere of pure nitrogen caused strong inhibition of subsequently measured net CO2 assimilation, whereas considerably less...

journal_title：Planta

authors： Krause GH,Köster S,Wong SC

更新日期：1985-08-01 00:00:00

abstract：:In the shoot apex of Selaginella kraussiana A. Br., air spaces develop between the endodermal cells, isolating the two steles from the cortex. The endodermal cells elongate to form trabeculae connecting the two tissues. As each trabecular cell develops, cuticularization occurs on the external surface at a point mid-wa...

journal_title：Planta

authors： McLean B,Juniper BE

更新日期：1979-01-01 00:00:00

abstract：:Portulaca oleracea L. has some features common to C4 species but it has been suggested from other studies that a substantial proportion of assimilated carbon dioxide is incorporated into pyruvate and alanine by routes not involving C4 acids or 3-phosphoglycerate. The present paper reports that enzyme activities in P. ...

journal_title：Planta

authors： Hatch MD

更新日期：1975-01-01 00:00:00

abstract：:When cambial tissues are removed from tree stems of Eucalyptus regnans F. Muell. and incubated in vitro with [(14)C]glucose, [(14)C]galactose and [(14)C]fructose in the presence of sufficient PVP (polyvinylpyrrolidone) radioactive sucrose, members of the raffinose family and related sugars are synthesized. These resul...

journal_title：Planta

authors： Tham SH,Stewart CM

更新日期：1976-01-01 00:00:00

abstract：:The lateral bud of Solanum andigena has the potentiality to develop as a stolon or as a leafy, orthotropic shoot. Natural stolons are normally only produced from underground nodes, but aerial stolons can be induced to form by the application of a combination of indole-3-acetic acid and gibberellic acid (IAA/GA3) paste...

journal_title：Planta

authors： Woolley DJ,Wareing PF

更新日期：1972-03-01 00:00:00

abstract：:Grains retained on the plants of some cultivars of common bread wheat lose dry matter after ripeness is attained, but later gain dry matter again. We conclude that the post-ripe plant may remain metabolically active. ...

journal_title：Planta

authors： Meredith P,Jenkins LD

更新日期：1970-09-01 00:00:00

abstract：:Autolysis of the suspensor, an embryonal haustorium, starts in the basal cells and proceeds in the direction of the embryo. InPhaseolus vulgaris, acid phosphatase activity is first found in transforming plastids, similar to the acid phosphatase activity inPh. coccineus [Nagl (1977) Z. Pflanzenphysiol.85, 45-51], altho...

journal_title：Planta

authors： Gärtner PJ,Nagl W

更新日期：1980-01-01 00:00:00

abstract：:Light causes growth of dicotyledonous leaves by stimulating proton efflux, cell wall acidification and loosening, and solute accumulation for turgor maintenance. For cells still undergoing cell division at the base of expanding tobacco ( Nicotiana tabacum L. cv. Xanthi) leaves, light-stimulated growth depends on K+ up...

journal_title：Planta

authors： Stiles KA,McClintick A,Van Volkenburgh E

更新日期：2003-08-01 00:00:00

abstract：:Sieve-tube plastids of Aristolochia (5 species investigated) contain several starch grains and always one large crystalloid. In Asarum (3 species investigated) starch has not been found in the sieve-tubes. Their plastids contain several cuneate crystalloids that are sometimes arranged around an invisible centre. Asaru...

journal_title：Planta

authors： Behnke HD

更新日期：1971-03-01 00:00:00