Chloroplastic phosphoadenosine phosphosulfate metabolism regulates basal levels of the prohormone jasmonic acid in Arabidopsis leaves.

abstract：:The red alga Gelidium coulteri Harv. photosynthetically fixed [(14)C] bicarbonate at high rates under defined conditions in unialgal laboratory culture. The fixation rate and flow of photosynthate into various end products were dependent on the nitrogen status of the tissue. Plants fed luxury levels of nitrogen (appro...

journal_title：Plant physiology

authors： Macler BA

更新日期：1986-09-01 00:00:00

abstract：:Peroxidase activity in the seed coats of soybean (Glycine max [L.] Merr.) is controlled by the Ep locus. We compared peroxidase activity in cell-free extracts from seed coat, root, and leaf tissues of three EpEp cultivars (Harosoy 63, Harovinton, and Coles) to three epep cultivars (Steele, Marathon, and Raiden). Extra...

journal_title：Plant physiology

authors： Gijzen M,Van Huystee R,Buzzell RI

更新日期：1993-12-01 00:00:00

abstract：:Phosphoenolpyruvate carboxylase purified from leaves of maize (Zea mays, L.) is sensitive to the presence of urea. Exposure to 2.5 m urea for 30 min completely inactivates the enzyme, whereas for a concentration of 1.5 m urea, about 1 h is required. Malate appears to have no effect on inactivation by urea of phosphoen...

journal_title：Plant physiology

authors： Wedding RT,Dole P,Chardot TP,Wu MX

更新日期：1992-11-01 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：:Persistent organic pollutants, such as polychlorinated biphenyls (PCBs), are a global problem. We demonstrate enhanced depletion of PCBs using root-associated microbes, which can use plant secondary metabolites, such as phenylpropanoids. Using a "rhizosphere metabolomics" approach, we show that phenylpropanoids consti...

journal_title：Plant physiology

authors： Narasimhan K,Basheer C,Bajic VB,Swarup S

更新日期：2003-05-01 00:00:00

abstract：:Potassium citrate (10 mM, pH 6) inhibits the growth of cultured (Glycine max L.) cells when urea is the sole nitrogen source. Ureadependent citrate toxicity is overcome by three separate additions to the growth medium: (a) NH(4)Cl (20 mM); (b) high levels of MgCl(2) (10 mM) or CaCl(2) (5-10 mM); (c) low levels of NiSO...

journal_title：Plant physiology

authors： Polacco JC

更新日期：1977-05-01 00:00:00

abstract：:Ion transport, measured using double-barreled micropipettes to obtain current-voltage relations, was examined in Arabidopsis thaliana root hairs that continued tip growth and cytoplasmic streaming after impalement with the micropipette. To do this required in situ measurements with no handling of the seedlings to avoi...

journal_title：Plant physiology

authors： Lew RR

更新日期：1991-12-01 00:00:00

abstract：:The properties of two enantiomeric synthetic acetylenic abscisic acid (ABA) analogs (PBI-51 and PBI-63) in relation to ABA-sensitive gene expression are reported. Using microspore-derived embryos of Brassica napus as the biological material and their responsiveness to ABA in the expression of genes encoding storage pr...

journal_title：Plant physiology

authors： Wilen RW,Hays DB,Mandel RM,Abrams SR,Moloney MM

更新日期：1993-02-01 00:00:00

abstract：:A hybrid of sweet corn, Zea mays L. (;1720'; Rogers Brothers Seed Co.), was found to be comprised of glycinebetaine-positive and glycinebetaine-deficient individuals in a 1:1 mixture. This phenomenon was traced to segregation for a single, nuclear, dominant gene determining leaf glycinebetaine content within the femal...

journal_title：Plant physiology

authors： Rhodes D,Rich PJ,Brunk DG,Ju GC,Rhodes JC,Pauly MH,Hansen LA

更新日期：1989-11-01 00:00:00

abstract：:The decarboxylation of endogenous free glutamic acid by Chlorella pyrenoidosa, Marburg strain, was induced by a variety of metabolic poisons, by anaerobic conditions, and by freezing and thawing the cells. The rate of decarboxylation was proportional to the concentration of inhibitor present. Possible mechanisms which...

journal_title：Plant physiology

authors： Lane TR,Stiller M

更新日期：1970-05-01 00:00:00

abstract：:Plants of a single genotype of wild strawberry, Fragaria virginiana Duchesne, were grown with or without fertilizer in high (406 microeinsteins per square meter per second) and low (80 microeinsteins per square meter per second) light. High-light leaves were thicker than low-light leaves and had greater development of...

journal_title：Plant physiology

authors： Jurik TW,Chabot JF,Chabot BF

更新日期：1982-10-01 00:00:00

abstract：:High temperature promotes guard cell expansion, which opens stomatal pores to facilitate leaf cooling. How the high-temperature signal is perceived and transmitted to regulate stomatal aperture is, however, unknown. Here, we used a reverse-genetics approach to understand high temperature-mediated stomatal opening in A...

journal_title：Plant physiology

authors： Kostaki KI,Coupel-Ledru A,Bonnell VC,Gustavsson M,Sun P,McLaughlin FJ,Fraser DP,McLachlan DH,Hetherington AM,Dodd AN,Franklin KA

更新日期：2020-03-01 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：:Five blue-green and one red algal species produced carbon monoxide during photosynthetic growth. The blue-green algae synthesized CO and phycocyanobilin in equimolar quantities at identical rates. The red alga, Porphyridium cruentum, incorporated Delta-aminolevulinic acid-5-(14)C into phycoerythrobilin and CO. The rat...

journal_title：Plant physiology

authors： Troxler RF,Dokos JM

更新日期：1973-01-01 00:00:00

abstract：:We observed the biphasic production of ethylene and reactive oxygen species (ROS) in susceptible tobacco (Nicotiana tabacum 'Wisconsin 38') plants after shoot inoculation with Phytophthora parasitica var nicotianae. The initial transient increase in ROS and ethylene at 1 and 3 h (phase I), respectively, was followed b...

journal_title：Plant physiology

authors： Wi SJ,Ji NR,Park KY

更新日期：2012-05-01 00:00:00

abstract：:A novel alliinase (EC 4.4.1.4) was detected and purified from the roots of the Amazonian medicinal plant Petiveria alliacea. The isolated enzyme is a heteropentameric glycoprotein composed of two alpha-subunits (68.1 kD each), one beta-subunit (56.0 kD), one gamma-subunit (24.8 kD), and one delta-subunit (13.9 kD). Th...

journal_title：Plant physiology

authors： Musah RA,He Q,Kubec R,Jadhav A

更新日期：2009-11-01 00:00:00

abstract：:Expressed sequence tags (ESTs) currently encompass more entries in the public databases than any other form of sequence data. Thus, EST data sets provide a vast resource for gene identification and expression profiling. We have mapped the complete set of 176,915 publicly available Arabidopsis EST sequences onto the Ar...

journal_title：Plant physiology

authors： Zhu W,Schlueter SD,Brendel V

更新日期：2003-06-01 00:00:00

abstract：:Vesicular-arbuscular mycorrhizal fungi are symbionts for a large variety of crop plants; however, the form in which they take up carbon from the host is not established. To trace the course of carbon metabolism, we have used nuclear magnetic resonance spectroscopy with [13C]glucose labeling in vivo and in extracts to ...

journal_title：Plant physiology

authors： Shachar-Hill Y,Pfeffer PE,Douds D,Osman SF,Doner LW,Ratcliffe RG

更新日期：1995-05-01 00:00:00

abstract：:Auxin/indole-3-acetic acid (Aux/IAA) proteins function as repressors of auxin response gene expression when auxin concentrations in a cell are low. At elevated auxin concentrations, these repressors are destroyed via the ubiquitin-proteasome pathway, resulting in derepression/activation of auxin response genes. Most A...

journal_title：Plant physiology

authors： Li H,Tiwari SB,Hagen G,Guilfoyle TJ

更新日期：2011-03-01 00:00:00

abstract：:A culture of Chlorella established by 30-fold dilution of a culture already grown to a level of 15 ml packed cell volume per liter produces little chlorophyll for approximately 12 hours. Investigation of other characteristics such as nitrogen incorporation, increase in packed cell volume and dry weight as well as RNA ...

journal_title：Plant physiology

authors： Shugarman PM,Appleman D

更新日期：1966-12-01 00:00:00

abstract：:The effect of NaCl and Na(2)SO(4) salinity on NO(3) (-) assimilation in young barley (Hordeum vulgare L. var Numar) seedlings was studied. The induction of the NO(3) (-) transporter was affected very little; the major effect of the salts was on its activity. Both Cl(-) and SO(4) (2-) salts severely inhibited uptake of...

journal_title：Plant physiology

authors： Aslam M,Huffaker RC,Rains DW

更新日期：1984-10-01 00:00:00

abstract：:Vacuolar sorting receptors, BP80/VSRs, play a critical role in vacuolar trafficking of soluble proteins in plant cells. However, the mechanism of action of BP80 is not well understood. Here, we investigate the action mechanism of AtVSR1, a member of BP80 proteins in Arabidopsis (Arabidopsis thaliana), in vacuolar traf...

journal_title：Plant physiology

authors： Kim H,Kang H,Jang M,Chang JH,Miao Y,Jiang L,Hwang I

更新日期：2010-09-01 00:00:00

abstract：:In vivo measurements of chlorophyll a fluorescence indicate that cold-hardened winter rye (Secale cereale L. cv Musketeer) develops a resistance to low temperature-induced photoinhibition compared with nonhardened rye. After 7.2 hours at 5 degrees C and 1550 micromoles per square meter per second, the ratio of variabl...

journal_title：Plant physiology

authors： Lapointe L,Huner NP,Carpentier R,Ottander C

更新日期：1991-10-01 00:00:00

abstract：:Cold hardiness of leaf blades, leaf sheaths, culms, rhizomes, and leaf buds in wintering Sasa senanensis (Fr. et Sav.) Rehder, a dwarf bamboo, was studied paying special attention to the types of resistance mechanisms which were determined with differential thermal analysis. Coincidence of LT(25) (lethal temperature a...

journal_title：Plant physiology

authors： Ishikawa M

更新日期：1984-05-01 00:00:00

abstract：:The profile of endogenous cytokinins in a genetic tumor line of tobacco, namely, Nicotiana glauca (Grah.) x Nicotiana langsdorffii (Weinm.), following 1 to 10 weeks of growth on solid medium was determined by radioimmunoassay. (3)H-labeled cytokinins of high specific activity were added during tissue extraction to cor...

journal_title：Plant physiology

authors： Nandi SK,Palni LM,Parker CW

更新日期：1990-11-01 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

abstract：:The influence of indoleacetic acid, 0.03% CO(2), and malate on protein metabolism of etiolated Avena sativa coleoptile sections has been investigated. All three were found to elevate both the rate of incorporation of labeled leucine into protein, and the level of soluble protein. The combination of indoleacetic acid a...

journal_title：Plant physiology

authors： Bown AW,Aung T

更新日期：1974-07-01 00:00:00

abstract：:Chloroplast movement was induced by partial cell illumination using a high-fluence blue microbeam in light-grown and dark-adapted prothallial cells of the fern Adiantum capillus-veneris. Chloroplasts inside the illuminated area moved out (high-fluence response [HFR]), whereas those outside moved toward the irradiated ...

journal_title：Plant physiology

authors： Kagawa T,Wada M

更新日期：1999-03-01 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：:In maize (Zea mays L., cv Contessa), nitrogen (NO(3) (-)) limitation resulted in a reduction in shoot growth and photosynthetic capacity and in an increase in the leaf zeaxanthin contents. Nitrogen deficiency had only a small effect on the quantum yield of CO(2) assimilation but a large effect on the light-saturated r...

journal_title：Plant physiology

authors： Khamis S,Lamaze T,Lemoine Y,Foyer C

更新日期：1990-11-01 00:00:00