Putrescine-induced wounding and its effects on membrane integrity and ion transport processes in roots of intact corn seedlings.

abstract：:Lipoxidase, in the cotyledons of squash (Cucurbita moscata) seedlings grown in the dark, reached its peak activity on the fifth day and then declined to its lowest activity on the eighth day. Under continuous irradiation, the rate of enzyme disappearance was accelerated by red (655 mmu) and was retarded by far-red (73...

journal_title：Plant physiology

authors： Surrey K

更新日期：1967-03-01 00:00:00

abstract：:To identify genetic loci involved in the regulation of organ-specific enzyme activities, a specific histochemical staining protocol was used in combination with quantitative trait locus (QTL) analysis. Using phosphoglucomutase (PGM) as an example, it is shown that enzyme activity can specifically, and with high resolu...

journal_title：Plant physiology

authors： Sergeeva LI,Vonk J,Keurentjes JJ,van der Plas LH,Koornneef M,Vreugdenhil D

更新日期：2004-01-01 00:00:00

abstract：:The release of fatty acids from membrane lipids has been implicated in various metabolic and physiological processes, but in many cases, the enzymes involved and their functions in plants remain unclear. Patatin-related phospholipase As (pPLAs) constitute a major family of acyl-hydrolyzing enzymes in plants. Here, we ...

journal_title：Plant physiology

authors： Li M,Bahn SC,Fan C,Li J,Phan T,Ortiz M,Roth MR,Welti R,Jaworski J,Wang X

更新日期：2013-05-01 00:00:00

abstract：:To determine the driving forces for symplastic sugar flux between mesophyll and phloem, gradients of sugar concentrations and osmotic pressure were studied in leaf tissues of two Scrophulariaceae species, Alonsoa meridionalis and Asarina barclaiana. A. meridionalis has a typical symplastic configuration of minor-vein ...

journal_title：Plant physiology

authors： Voitsekhovskaja OV,Koroleva OA,Batashev DR,Knop C,Tomos AD,Gamalei YV,Heldt HW,Lohaus G

更新日期：2006-01-01 00:00:00

abstract：:Plant architecture is optimized for the local light environment. In response to foliar shade or neighbor proximity (low red to far-red light), some plant species exhibit shade-avoiding phenotypes, including increased stem and hypocotyl growth, which increases the likelihood of outgrowing competitor plants. If shade pe...

journal_title：Plant physiology

authors： Procko C,Crenshaw CM,Ljung K,Noel JP,Chory J

更新日期：2014-07-01 00:00:00

abstract：:Salicylic acid (SA) plays a central role in plant disease resistance, and emerging evidence indicates that auxin, an essential plant hormone in regulating plant growth and development, is involved in plant disease susceptibility. GH3.5, a member of the GH3 family of early auxin-responsive genes in Arabidopsis (Arabido...

journal_title：Plant physiology

authors： Zhang Z,Li Q,Li Z,Staswick PE,Wang M,Zhu Y,He Z

更新日期：2007-10-01 00:00:00

abstract：:Energy dispersive x-ray analysis was used to study the composition of certain protein body components in Cucurbita maxima cotyledons. The globoid crystal was rich in phosphorus, potassium, and magnesium. This elemental composition provides further evidence that the globoid crystal in squash cotyledon protein bodies is...

journal_title：Plant physiology

authors： Lott JN

更新日期：1975-05-01 00:00:00

abstract：:In vitro fatty acid transfer to form complex lipids was observed in crude cell extracts of Anabaena variabilis using [1-(14)C]palmitoyl-acyl carrier protein, [1-(14)C]stearoyl-acyl carrier protein, and [1-(14)C]oleoyl-acyl carrier protein substrates. The data indicated that there was a rapid transfer of the fatty acid...

journal_title：Plant physiology

authors： Lem NW,Stumpf PK

更新日期：1984-07-01 00:00:00

abstract：:Sucrose gradient profiles of polyribosomes from the coleoptilar node region of seedlings of Zea mays L. were obtained without pelleting and redispersion of the particles. Water stress caused a shift of ribosomes from the polymeric to the monomeric form, starting about 30 minutes after stress initiation and when the wa...

journal_title：Plant physiology

authors： Hsiao TC

更新日期：1970-08-01 00:00:00

abstract：:Although a number of plant natural products are derived from benzoic acid, the biosynthesis of this structurally simple precursor is poorly understood. Hypericum calycinum cell cultures accumulate a benzoic acid-derived xanthone phytoalexin, hyperxanthone E, in response to elicitor treatment. Using a subtracted comple...

journal_title：Plant physiology

authors： Gaid MM,Sircar D,Müller A,Beuerle T,Liu B,Ernst L,Hänsch R,Beerhues L

更新日期：2012-11-01 00:00:00

abstract：:One of the two branches of the α-linolenic acid metabolism pathway is catalyzed by 12-oxo-phytodienoic acid reductase I, and the other is involved in jasmonic acid (JA) synthesis. The former is known to be active in the response to salinity tolerance in wheat (Triticum aestivum), but the participation of the latter in...

journal_title：Plant physiology

authors： Zhao Y,Dong W,Zhang N,Ai X,Wang M,Huang Z,Xiao L,Xia G

更新日期：2014-02-01 00:00:00

abstract：:Carbon and hydrogen isotope ratios of cellulose nitrate and oxygen isotope ratios of cellulose from species of greenhouse plants having different photosynthetic modes were determined. When hydrogen isotope ratios are plotted against carbon isotope ratios, four clusters of points are discernible, each representing diff...

journal_title：Plant physiology

authors： Sternberg LO,Deniro MJ,Ting IP

更新日期：1984-01-01 00:00:00

abstract：:The flavoprotein (R)-(+)-mandelonitrile lyase (MDL; EC 4.1.2.10) plays a key role in cyanogenesis in rosaceous stone fruits. An MDL gene (mdl3) and its corresponding cDNA (MDL3) were isolated from black cherry (Prunus serotina) and characterized. The mdl3 gene contains 2292 bp of the 5' flanking region, the entire cod...

journal_title：Plant physiology

authors： Hu Z,Poulton JE

更新日期：1997-12-01 00:00:00

abstract：:4-Hydroxyphenylpyruvate dioxygenase (4HPPD) catalyzes the formation of homogentisate (2,5-dihydroxyphenylacetate) from p-hydroxyphenylpyruvate and molecular oxygen. In plants this enzyme activity is involved in two distinct metabolic processes, the biosynthesis of prenylquinones and the catabolism of tyrosine. We repo...

journal_title：Plant physiology

authors： Garcia I,Rodgers M,Pepin R,Hsieh TF,Matringe M

更新日期：1999-04-01 00:00:00

abstract：:We have constructed a chimeric gene consisting of the promoter, first exon, and first intron of a maize ubiquitin gene (Ubi-1) and the coding sequence of the bar gene from Streptomyces hygroscopicus. This construct was transferred into rice (Oryza sativa L.) protoplasts via electroporation, and 10 plants were regenera...

journal_title：Plant physiology

authors： Toki S,Takamatsu S,Nojiri C,Ooba S,Anzai H,Iwata M,Christensen AH,Quail PH,Uchimiya H

更新日期：1992-11-01 00:00:00

abstract：:A technique is described for eliminating the antiethylene effects of the Ag(+) ion in the intact pea plant (Pisum sativum). The technique is based on the ability of the ethylene mimic, acetylene, to negate the antiethylene effect of Ag(+), presumably through salt formation, and subsequently to induce the ethylene resp...

journal_title：Plant physiology

authors： Beyer EM

更新日期：1978-10-01 00:00:00

abstract：:Microarray data can be used to derive understanding of the relationships between the genes involved in various biological systems of an organism, given the availability of databases of gene expression measurements from the complete spectrum of experimental conditions and materials. However, there have been no reports,...

journal_title：Plant physiology

authors： Lee TH,Kim YK,Pham TT,Song SI,Kim JK,Kang KY,An G,Jung KH,Galbraith DW,Kim M,Yoon UH,Nahm BH

更新日期：2009-09-01 00:00:00

abstract：:Adenosine kinase (ADK) is a key enzyme that regulates intra- and extracellular levels of adenosine, thereby modulating methyltransferase reactions, production of polyamines and secondary compounds, and cell signaling in animals. Unfortunately, little is known about ADK's contribution to the regulation of plant growth ...

journal_title：Plant physiology

authors： Young LS,Harrison BR,Narayana Murthy UM,Moffatt BA,Gilroy S,Masson PH

更新日期：2006-10-01 00:00:00

abstract：:The development of photochemical activity in relation to pigment and membrane protein accumulation in chloroplasts of greening wild-type barley (Hordeum vulgare L. cv. Gateway) and its virescens mutant were studied. The rate of chlorophyll accumulation per plastid was faster in the wild-type than in the mutant seedlin...

journal_title：Plant physiology

authors： Kyle DJ,Zalik S

更新日期：1982-06-01 00:00:00

abstract：:Seeds of paper birch (Betula papyrifera Marsh.) were induced to germinate by prechilling at 3 C or by red light. The light requirement was mediated by phytochrome and the action of phytochrome during prechilling was investigated. Red irradiation (R) prior to prechilling markedly enhanced the effectiveness of the prech...

journal_title：Plant physiology

authors： Bevington JM

更新日期：1981-04-01 00:00:00

abstract：:Some clones of Spirodela polyrrhiza form dormant bodies called turions which require several weeks of chilling treatment before they proceed to renew growth and develop into vegetative fronds. The individual fronds of Spirodela are less than 5 mm long and can be grown aseptically in liquid culture. Turion formation an...

journal_title：Plant physiology

authors： Perry TO

更新日期：1968-11-01 00:00:00

abstract：:Detergent preparations isolated from thylakoids of the red alga Porphyridium cruentum, in a sucrose, phosphate, citrate, magnesium chloride medium consist of phycobilisomes and possess high rates of photosystem II activity. Characterization of these particles shows that the O(2)-evolving activity is stable for several...

journal_title：Plant physiology

authors： Chereskin BM,Clement-Metral JD,Gantt E

更新日期：1985-03-01 00:00:00

abstract：:Brassinosteroids (BRs) play important roles throughout plant development. Although many genes have been identified that are involved in BR biosynthesis, genetic approaches in Arabidopsis have led to the identification of only one gene, BRI1, that encodes a membrane receptor for BRs. To expand our knowledge of the mole...

journal_title：Plant physiology

authors： Li J,Nam KH,Vafeados D,Chory J

更新日期：2001-09-01 00:00:00

abstract：:Branched-chain 2-oxo acids which are formed by transamination of leucine, isoleucine, and valine are metabolized by the peroxisomes from mung bean (Vigna radiata L.) hypocotyls. Acylcoenzyme A (CoA) thio ester intermediates of the pathways were separated by reversed-phase high performance liquid chromatography. Retent...

journal_title：Plant physiology

authors： Gerbling H,Gerhardt B

更新日期：1989-12-01 00:00:00

abstract：:When intact pea (Pisum sativum L.) plants are illuminated, the glycolytic enzyme phosphofructokinase is inactivated. In crude extracts the enzyme is inhibited by dithiothreitol. It would seem that this cytoplasmic enzyme, like glucose-6-P dehydrogenase, is light-inactivated when the enzymes of photosynthetic carbon me...

journal_title：Plant physiology

authors： Kachru RB,Anderson LE

更新日期：1975-02-01 00:00:00

abstract：:Circadian clocks drive rhythms with a period near 24 h, but the molecular basis of the regulation of the period of the circadian clockis poorly understood. We previously demonstrated that metabolites affect the free-running period of the circadian oscillator of Arabidopsis (Arabidopsis thaliana), with endogenous sugar...

journal_title：Plant physiology

authors： Hearn TJ,Marti Ruiz MC,Abdul-Awal SM,Wimalasekera R,Stanton CR,Haydon MJ,Theodoulou FL,Hannah MA,Webb AAR

更新日期：2018-09-01 00:00:00

abstract：:The traditional method for determining compartmental analysis parameters relies on a visual selection of data points to be used for regression of data from each cellular compartment. This method is appropriate when the compartments are kinetically discrete and are easily discernible. However, where treatment effects o...

journal_title：Plant physiology

authors： Rygiewicz PT,Bledsoe CS,Glass AD

更新日期：1984-12-01 00:00:00

abstract：:To acquire iron, many plant species reduce soil Fe(III) to Fe(II) by Fe(III)-chelate reductases embedded in the plasma membrane of root epidermal cells. The reduced product is then taken up by Fe(II) transporter proteins. These activities are induced under Fe deficiency. We describe here the FRO1 gene from pea (Pisum ...

journal_title：Plant physiology

authors： Waters BM,Blevins DG,Eide DJ

更新日期：2002-05-01 00:00:00

abstract：:During the early stages of seed development, Arabidopsis (Arabidopsis thaliana) endosperm is syncytial and proliferates rapidly through repeated rounds of mitosis without cytokinesis. This stage of endosperm development is important in determining final seed size and is a model for studying aspects of cellular and mol...

journal_title：Plant physiology

authors： Day RC,Herridge RP,Ambrose BA,Macknight RC

更新日期：2008-12-01 00:00:00

abstract：:A fluorescent dye sensitive to membrane potential was used to follow the plasma-membrane potential in the unicellular halo-tolerant alga Dunaliella salina. The signal observed during dissipation of the plasma membrane potential by the addition of excess K(+) and valinomycin, or a protonophore, was taken as a measure o...

journal_title：Plant physiology

authors： Oren-Shamir M,Pick U,Avron M

更新日期：1990-06-01 00:00:00