Purification and partial characterization of a membrane-associated lipoxygenase in tomato fruit.

abstract：:A growth chamber study was designed to interpret differences in CO(2) exchange rate (CER) and leaf diffusive resistance among 4X, 6X, 8X, and 10X ploidy levels of tall fescue (Festuca arundinacea, Schreb). Mesophyll cell size, stomatal density, number of major and minor veins, and bundle cap size of leaf blades were e...

journal_title：Plant physiology

authors： Byrne MC,Nelson CJ,Randall DD

更新日期：1981-10-01 00:00:00

abstract：:Dry matter accumulation of plants utilizing NH4+ as the sole nitrogen source generally is less than that of plants receiving NO3- unless acidity of the root-zone is controlled at a pH of about 6.0. To test the hypothesis that the reduction in growth is a consequence of nitrogen stress within the plant in response to ...

journal_title：Plant physiology

authors： Tolley-Henry L,Raper CD Jr

更新日期：1986-01-01 00:00:00

abstract：:We have found that NPR1 and NPR2, two genes from Lemna gibba L. G-3 that can be negatively regulated by phytochrome action, can also be positively regulated by the plant hormone abscisic acid (ABA). Both genes were responsive to low concentrations of exogenous ABA; an increase in NPR1 RNA could be detected in response...

journal_title：Plant physiology

authors： Williams SA,Weatherwax SC,Bray EA,Tobin EM

更新日期：1994-07-01 00:00:00

abstract：:Synechocystis (PCC 6714) is photoinhibited at low photon flux density when illuminated in medium devoid of Na(+). Photosynthetic activity and variable fluorescence yield were measured in intact cells during the course of inhibition and during recovery from inhibition in order to characterize sequential inhibitory even...

journal_title：Plant physiology

authors： Zhao J,Brand JJ

更新日期：1989-09-01 00:00:00

abstract：:Dormancy is a complex evolutionary trait that temporally prevents seed germination, thus allowing seedling growth at a favorable season. High-throughput analyses of transcriptomes have led to significant progress in understanding the molecular regulation of this process, but the role of posttranscriptional mechanisms ...

journal_title：Plant physiology

authors： Basbouss-Serhal I,Soubigou-Taconnat L,Bailly C,Leymarie J

更新日期：2015-07-01 00:00:00

abstract：:Dunaliella salina is an extremely halotolerant, unicellular, green alga lacking a rigid cell wall. Osmotic adaptation to high salinities is based on the accumulation of glycerol. To uncover other functions responsible for halotolerance, protein profiles of algae continuously grown in different salinities were compared...

journal_title：Plant physiology

authors： Sadka A,Himmelhoch S,Zamir A

更新日期：1991-03-01 00:00:00

abstract：:Autoradiographs of (22)Na-loaded bean (Phaseolus vulgaris L. cv. ;Brittle Wax') leaf slices showed that most of the tracer was concentrated in vascular tissue. Rubidium-86 was uniformly distributed in slices that had been incubated in darkness; after incubation in the light many small dark spots appeared on the autora...

journal_title：Plant physiology

authors： Jacoby B

更新日期：1975-06-01 00:00:00

abstract：:The mechanism of chilling resistance was investigated in 4-week-old plants of the chilling-sensitive cultivated tomato, Lycopersicon esculentum Mill. cv H722, and rooted cuttings of its chilling-resistant wild relative, L. hirsutum Humb. and Bonpl., which were chilled for 3 days at 2 degrees C with a 14-hour photoperi...

journal_title：Plant physiology

authors： Walker MA,McKersie BD,Pauls KP

更新日期：1991-10-01 00:00:00

abstract：:The influence of ozone on Ca(2+) transport in plant membranes from pinto bean (Phaseolus vulgaris L. var Pinto) leaves was investigated in vitro by means of a filtration method using purified vesicles. Two transport mechanisms located at the plasma membrane are involved in a response to ozone: (a) passive Ca(2+) influ...

journal_title：Plant physiology

authors： Castillo FJ,Heath RL

更新日期：1990-10-01 00:00:00

abstract：:The primary aerial surfaces of land plants are covered with a cuticle, a protective layer composed of the cutin polyester matrix and cuticular waxes. Previously, we discovered a unique mechanism of regulating cuticular wax biosynthesis during Arabidopsis (Arabidopsis thaliana) stem elongation that involves ECERIFERUM7...

journal_title：Plant physiology

authors： Lam P,Zhao L,Eveleigh N,Yu Y,Chen X,Kunst L

更新日期：2015-02-01 00:00:00

abstract：:Side chains of sugar beet (Beta vulgaris) pectins, which are mainly composed of arabinose (Ara) and galactose (Gal) residues, are esterified by ferulic acid units. Enzymatic hydrolysis of beet cell walls yielded several feruloylated oligosaccharides, which were separated by hydrophobic interaction chromatography. Two ...

journal_title：Plant physiology

authors： Levigne SV,Ralet MC,Quéméner BC,Pollet BN,Lapierre C,Thibault JF

更新日期：2004-03-01 00:00:00

abstract：:The rate of (14)C-leucine and (3)H-uracil incorporation by tobacco cells (Nicotiana tabaccum var. Samsun N.N.) in suspension culture was simultaneously decreased by the addition of kinetin at concentrations above 2.5 x 10(-5)m. Ribosomal RNA was the first RNA species affected by kinetin. The purine derivatives, adenin...

journal_title：Plant physiology

authors： Nudel U,Bamberger ES

更新日期：1971-03-01 00:00:00

abstract：:Reciprocal grafts, and applications of gibberellin (GA) and indoleacetic acid (IAA) were used to localize the site of control for stem elongation in cucumber (Cucumis sativus L.). Dwarf and tall plants were reciprocally grafted to determine influence of stems and roots on stem elongation. At 21 days there were no sign...

journal_title：Plant physiology

authors： Sandhu MS,Lockard RG,Kasperbauer MJ

更新日期：1974-06-01 00:00:00

abstract：:The mode of abscisic acid (ABA) uptake was studied in excised leaf and root tissue discs of sugar beet (Beta vulgaris L.). Discs were incubated in buffered medium that contained 1 mm CaCl(2) and [(14)C]ABA. The sensitivity of ABA uptake to metabolic inhibitors and temperature indicated that the ABA transport system ha...

journal_title：Plant physiology

authors： Daie J,Wyse R

更新日期：1983-06-01 00:00:00

abstract：:Levels of the enzymes that produce wound response mediators have to be controlled tightly in unwounded tissues. The Arabidopsis (Arabidopsis thaliana) fatty acid oxygenation up-regulated8 (fou8) mutant catalyzes high rates of alpha -linolenic acid oxygenation and has higher than wild-type levels of the alpha -linoleni...

journal_title：Plant physiology

authors： Rodríguez VM,Chételat A,Majcherczyk P,Farmer EE

更新日期：2010-03-01 00:00:00

abstract：:Under stress conditions such as high light intensity or nutrient starvation, cells of the unicellular alga Dunaliella bardawil overproduce beta-carotene, which is accumulated in the plastids in newly formed triacylglycerol droplets. We report here that the formation of these sequestering structures and beta-carotene a...

journal_title：Plant physiology

authors： Rabbani S,Beyer P,Lintig J,Hugueney P,Kleinig H

更新日期：1998-04-01 00:00:00

abstract：:A novel Acremonium typhinum proteinase that is expressed during endophytic infection of the grass Poa ampla Merr. was purified from endophyte-infected leaf sheath tissue. It is a thiol-containing serine alkaline endoproteinase with bound carbohydrate. In the infected host tissue, this proteinase is an abundant protein...

journal_title：Plant physiology

authors： Lindstrom JT,Belanger FC

更新日期：1994-09-01 00:00:00

abstract：:The effects of freezing and desiccation of spinach leaves (Spinacia oleracea L. cv Yates) on the thylakoid membranes were assessed using antibodies specific for thylakoid membrane proteins. The peripheral part of the chloroplast coupling factor ATPase (CF1) was used as a molecular marker for chemical membrane damage b...

journal_title：Plant physiology

authors： Hincha DK,Höfner R,Schwab KB,Heber U,Schmitt JM

更新日期：1987-02-01 00:00:00

abstract：:In culture, the phytopathogenic fungus Phytophthora cryptogea secretes a protein which elicits hypersensitive-like necroses and protects tobacco plants against invasion by the pathogen Phytophthora parasitica var. nicotianae. This protein, named cryptogein, has been purified and its amino acid sequence determined. In ...

journal_title：Plant physiology

authors： Blein JP,Milat ML,Ricci P

更新日期：1991-02-01 00:00:00

abstract：:The plant growth retardant alpha-cyclopropyl-alpha-(4-methyoxyphenyl)-5-pyrimidine methyl alcohol (ancymidol) and a series of analogs of this substance in which one or more of the substituents were varied were tested for their comparative biological activity. The compounds were tested as inhibitors of internode elonga...

journal_title：Plant physiology

authors： Coolbaugh RC,Swanson DI,West CA

更新日期：1982-03-01 00:00:00

abstract：:The level of gibberellin(GA)-like material in cotyledons of soybean (Glycine max L.) was highest at mid-pod fill-about 10 nanograms GA(3) equivalents per gram fresh weight of tissue, assayed in the immersion dwarf rice bioassay. This amount is about 1000-fold less than levels in Pisum and Phaseolus seed, other legume ...

journal_title：Plant physiology

authors： Birnberg PR,Brenner ML,Mardaus MC,Abe H,Pharis RP

更新日期：1986-09-01 00:00:00

abstract：:To assess the variation in nutrient homeostasis in oilseed rape and to identify the genes responsible for this variation, we determined foliar anion levels in a diversity panel of Brassica napus accessions, 84 of which had been genotyped previously using messenger RNA sequencing. We applied associative transcriptomics...

journal_title：Plant physiology

authors： Koprivova A,Harper AL,Trick M,Bancroft I,Kopriva S

更新日期：2014-09-01 00:00:00

abstract：:The kinetics of (14)CO(2) carboxylation and decarboxylation in corn root tips were determined to ascertain the sequence of product formation and subsequent utilization, and to obtain further evidence to predict the enzymes mediating the carboxylation and decarboxylations. The carboxylation data indicated that the firs...

journal_title：Plant physiology

authors： Ting IP,Dugger WM

更新日期：1967-05-01 00:00:00

abstract：:An important component of conventional sense, antisense, and double-strand RNA-based gene silencing constructs is the transcriptional terminator. Here, we show that this regulatory element becomes obsolete when gene fragments are positioned between two oppositely oriented and functionally active promoters. The resulti...

journal_title：Plant physiology

authors： Yan H,Chretien R,Ye J,Rommens CM

更新日期：2006-08-01 00:00:00

abstract：:In earlier ecophysiological studies that were conducted on Arabidopsis halleri plants, scientists focused on the mechanisms of Cd and Zn hyperaccumulation but did not take into consideration the environmental factors that can significantly affect the physiological responses of plants in situ. In this study, we investi...

journal_title：Plant physiology

authors： Sitko K,Rusinowski S,Kalaji HM,Szopiński M,Małkowski E

更新日期：2017-09-01 00:00:00

abstract：:Plant cytosolic lipid droplets (LDs) are covered with a layer of phospholipids and oleosin and were extensively studied before those in mammals and yeast. Oleosin has short amphipathic N- and C-terminal peptides flanking a conserved 72-residue hydrophobic hairpin, which penetrates and stabilizes the LD Oleosin is synt...

journal_title：Plant physiology

authors： Huang CY,Huang AHC

更新日期：2017-08-01 00:00:00

abstract：:Phytochrome wild-type gene-[beta]-glucuronidase (PHY-GUS) gene fusions were used in transgenic Arabidopsis to compare the activity levels and light regulation of the PHYA and PHYB promoters and to identify the photoreceptors mediating this regulation. In dark-grown seedlings, both promoters are 4-fold more active in s...

journal_title：Plant physiology

authors： Somers DE,Quail PH

更新日期：1995-02-01 00:00:00

abstract：:The enzymic capacities for ammonia assimilation into amino acids have been investigated in chloroplasts from the siphonous green alga Caulerpa simpliciuscula (Turner) C. Ag. The results show that these chloroplasts differ from those of higher plants in having present simultaneously the enzymic capacities to permit ass...

journal_title：Plant physiology

authors： McKenzie GH,Ch'ng AL,Gayler KR

更新日期：1979-03-01 00:00:00

abstract：:ADP-glucose was found to be the primary sugar nucleotide used for glycogen synthesis by Synechococcus 6301. ADP-glucose pyrophosphorylase was partially purified 12-fold from this blue-green bacterium. The enzyme was activated 8- to 25-fold by glycerate 3-phosphate. Fructose 6-phosphate, fructose 1,6-bisphosphate, 5'-a...

journal_title：Plant physiology

authors： Levi C,Preiss J

更新日期：1976-12-01 00:00:00

abstract：:White light (25 watts per square meter) induced an increase in plasma membrane K(+)-channel activity and a 30- to 70-millivolt transient membrane depolarization (completed in 2-3 minutes) in Arabidopsis thaliana leaf mesophyll cells. Transport characteristics of three types of ion channels in the plasma membrane were ...

journal_title：Plant physiology

authors： Spalding EP,Slayman CL,Goldsmith MH,Gradmann D,Bertl A

更新日期：1992-05-01 00:00:00