Effects of light quantity and quality on the decarboxylation of malic Acid in crassulacean Acid metabolism photosynthesis.

abstract：:Photosynthesis, primary productivity, N content, and N(2) fixation were determined as a function of applied NH(4) (+) in peas (Pisum sativum L. cv. Alaska) which were inoculated or not inoculated with Rhizobium leguminosarum. Cabon dioxide exchange rate (CER) increased 10-fold, total N content 7-fold, and total dry we...

journal_title：Plant physiology

authors： Bethlenfalvay GJ,Abu-Shakra SS,Phillips DA

更新日期：1978-07-01 00:00:00

abstract：:We have previously reported the use of a combination of computational simulations and targeted experiments to build a first generation mathematical model of peppermint (Menthaxpiperita) essential oil biosynthesis. Here, we report on the expansion of this approach to identify the key factors controlling monoterpenoid e...

journal_title：Plant physiology

authors： Rios-Estepa R,Lange I,Lee JM,Lange BM

更新日期：2010-04-01 00:00:00

abstract：:Sugarcane (Saccharum spp.) is currently one of the most efficient crops in the production of first-generation biofuels. However, the bagasse represents an additional abundant lignocellulosic resource that has the potential to increase the ethanol production per plant. To achieve a more efficient conversion of bagasse ...

journal_title：Plant physiology

authors： Bottcher A,Cesarino I,Santos AB,Vicentini R,Mayer JL,Vanholme R,Morreel K,Goeminne G,Moura JC,Nobile PM,Carmello-Guerreiro SM,Anjos IA,Creste S,Boerjan W,Landell MG,Mazzafera P

更新日期：2013-12-01 00:00:00

abstract：:Arabidopsis (Arabidopsis thaliana) contains approximately 100 homeobox genes, many of which have been shown to play critical roles in various developmental processes. Here we characterize the zinc finger-homeodomain (ZF-HD) subfamily of homeobox genes, consisting of 14 members in Arabidopsis. We demonstrate that the H...

journal_title：Plant physiology

authors： Tan QK,Irish VF

更新日期：2006-03-01 00:00:00

abstract：:Following dark adaptation, the response to irradiance of chlorophyll (Chl) fluorescence, the light-induced absorbance change around 820 nm (to measure reaction center Chl of photosystem I [PSI] P-700 oxidation), and CO2 fixation were examined in pea (Pisum sativum L.) leaves under a range of conditions. Initially, P-7...

journal_title：Plant physiology

authors： Harbinson J,Hedley CL

更新日期：1993-10-01 00:00:00

abstract：:The structure of a glucuronoarabinoxylan in Zea mays L. (hybrid B73 x Mo17) shoot cell walls has been studied. The water-insoluble fraction of Zea shoot cell walls, pretreated with purified Bacillus subtilis (1 --> 3), (1 --> 4)-beta-d-glucan 4-glucanohydrolase, was treated with purified B. subtilis endo-(1 --> 4)-bet...

journal_title：Plant physiology

authors： Kato Y,Nevins DJ

更新日期：1984-07-01 00:00:00

abstract：:Nitrate or ammonium was added to soybean (Glycine max L. Merrill cv Corsoy) plants grown in plastic pouches 10 days after nodules first appeared. By the third day of treatment with 10 millimolar nitrate, nitrogenase specific activity (per unit nodule weight) had decreased to 15% to 25% of that of untreated plants. Lon...

journal_title：Plant physiology

authors： Noel KD,Carneol M,Brill WJ

更新日期：1982-11-01 00:00:00

abstract：:To our knowledge, this report describes the first application of video imaging of Chl fluorescence to the study of light utilization in photosystem II of attached leaves of Phaseolus vulgaris infected with the obligate biotrophic fungus Uromyces appendiculatus (race 38). The video-based detection system produced a spa...

journal_title：Plant physiology

authors： Peterson RB,Aylor DE

更新日期：1995-05-01 00:00:00

abstract：:Tobacco (Nicotiana tabacum) genes regulated during the early stage of responses to wounding were screened by a modified fluorescence differential display method. Among 28 genes initially identified, a particular clone designated NtC7 was subjected to further analysis. Its transcripts were found to accumulate rapidly a...

journal_title：Plant physiology

authors： Tamura T,Hara K,Yamaguchi Y,Koizumi N,Sano H

更新日期：2003-02-01 00:00:00

abstract：:Chromatographic analysis of organelle-associated citrate synthase activity revealed distinct mitochondrial and glyoxysomal forms of the enzyme. The chromatographic elution patterns on hydroxylapatite, carboxymethylcellulose and DEAE-cellulose of citrate synthase from the endosperm of 4.5-day-old castor bean seedlings ...

journal_title：Plant physiology

authors： Kagawa T

更新日期：1981-10-01 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：:Phytoene synthase (PSY) catalyzes the highly regulated, frequently rate-limiting synthesis of the first biosynthetically formed carotene. While PSY constitutes a small gene family in most plant taxa, the Brassicaceae, including Arabidopsis (Arabidopsis thaliana), predominantly possess a single PSY gene. This monogenic...

journal_title：Plant physiology

authors： Álvarez D,Voß B,Maass D,Wüst F,Schaub P,Beyer P,Welsch R

更新日期：2016-12-01 00:00:00

abstract：:The combined action of the inhibitors antimycin A and cyanide with benzohydroxamic acid indicates the presence of a cyanide-resistant pathway of respiration in chick pea (Cicer arietinum L.) seeds. The appearance of this pathway takes place during germination. During the first 12 hours of germination, the respiration ...

journal_title：Plant physiology

authors： Burguillo Pde L,Nicolás G

更新日期：1977-10-01 00:00:00

abstract：:Chloroplast NADPH-thioredoxin reductase (NTRC) belongs to the thioredoxin systems that control crucial metabolic and regulatory pathways in plants. Here, by characterization of T-DNA insertion lines of NTRC gene, we uncover a novel connection between chloroplast thiol redox regulation and the control of photoperiodic ...

journal_title：Plant physiology

authors： Lepistö A,Kangasjärvi S,Luomala EM,Brader G,Sipari N,Keränen M,Keinänen M,Rintamäki E

更新日期：2009-03-01 00:00:00

abstract：:The cyanobacterium Agmenellum quadruplicatum PR-6 (Synechococcus sp PCC 7002) was grown turbidostatically in white light at three levels of irradiance: 20, 200, and 1260 microeinsteins per square meter per second. Phycobilisomes were isolated from each culture and analyzed by absorbance, gel electrophoresis, and elect...

journal_title：Plant physiology

authors： de Lorimier RM,Smith RL,Stevens SE

更新日期：1992-03-01 00:00:00

abstract：:A fructokinase (EC 2.7.1.4) was obtained from pea (Pisum sativum L.) seeds. This enzyme, termed fructokinase (fraction IV), was specific for fructose as substrate and had little activity with glucose or mannose. Excess fructose inhibited the enzyme at the optimum pH (8.2) but not at pH 6.6. MgATP was inhibitory at pH ...

journal_title：Plant physiology

authors： Turner JF,Harrison DD,Copeland L

更新日期：1977-11-01 00:00:00

abstract：:Flowering of the facultative long-day plant Arabidopsis is controlled by several endogenous and environmental factors, among them gibberellins (GAs) and day length. The promotion of flowering by long days involves an endogenous clock that interacts with light cues provided by the environment. Light, and specifically p...

journal_title：Plant physiology

authors： Blázquez MA,Trénor M,Weigel D

更新日期：2002-12-01 00:00:00

abstract：:The actin cytoskeleton has been implicated in plant defenses against pathogenic fungi and oomycetes with limited, indirect evidence. To date, there are no reports linking actin with resistance against phytopathogenic bacteria. The dynamic behavior of actin filaments is regulated by a diverse array of actin-binding pro...

journal_title：Plant physiology

authors： Tian M,Chaudhry F,Ruzicka DR,Meagher RB,Staiger CJ,Day B

更新日期：2009-06-01 00:00:00

abstract：:Single-cell RNA sequencing (scRNA-seq) has been used extensively to study cell-specific gene expression in animals, but it has not been widely applied to plants. Here, we describe the use of a commercially available droplet-based microfluidics platform for high-throughput scRNA-seq to obtain single-cell transcriptomes...

journal_title：Plant physiology

authors： Ryu KH,Huang L,Kang HM,Schiefelbein J

更新日期：2019-04-01 00:00:00

abstract：:The effects of water stress on nitrate reductase and nitrite reductase activities in symbiotic nodules were examined in field-grown soybean plants (Glycine max L Merr. cv Clark). The in vitro assays of enzyme activity indicated that the nodule cytosol and bacteroids contained both nitrate reductase and nitrite reducta...

journal_title：Plant physiology

authors： Chen CL,Sung JM

更新日期：1983-12-01 00:00:00

abstract：:When segments are excised from corn (Zea mays L.) coleoptiles they exhibit a very low rate of elongation for about 3.5 hours. A strong increase in growth rate (the spontaneous growth response) then occurs and persists for many hours. During the latent period preceding the spontaneous growth response there is an appare...

journal_title：Plant physiology

authors： Vesper MJ,Evans ML

更新日期：1978-02-01 00:00:00

abstract：:The relationship among physiological, injury, growth, and yield responses was examined in field-grown green pepper (Capsicum annuum L. ;California Wonder') subjected to two airborne environmental stresses. The primary objectives were to determine if the stresses could cause alterations in the plant responses, and to d...

journal_title：Plant physiology

authors： Takemoto BK,Bytnerowicz A,Olszyk DM

更新日期：1988-10-01 00:00:00

abstract：:Previously the Arabidopsis (Arabidopsis thaliana) zinc finger protein OXIDATIVE STRESS2 (AtOXS2) and four OXS2-like (AtO2L) family members were described to play a role in stress tolerance and stress escape. For stress escape, SOC1 was a target of AtOXS2. However, for stress tolerance, the downstream targets were not ...

journal_title：Plant physiology

authors： He L,Ma X,Li Z,Jiao Z,Li Y,Ow DW

更新日期：2016-07-01 00:00:00

abstract：:(13)C nuclear magnetic resonance spectroscopy of intact leaves of Kalanchoë tubiflora was used to observe Crassulacean acid metabolism in vivo. (13)C signals from C-4 of malate were observed after overnight exposure of leaves to (13)CO(2). Illumination of the labeled leaves resulted in a gradual decrease in the malate...

journal_title：Plant physiology

authors： Stidham MA,Moreland DE,Siedow JN

更新日期：1983-10-01 00:00:00

abstract：:The cytochrome b(6)f (Cyt b(6)f) complex in flowering plants contains nine conserved subunits, of which three, PetG, PetL, and PetN, are bitopic plastid-encoded low-molecular-weight proteins of largely unknown function. Homoplastomic knockout lines of the three genes have been generated in tobacco (Nicotiana tabacum '...

journal_title：Plant physiology

authors： Schwenkert S,Legen J,Takami T,Shikanai T,Herrmann RG,Meurer J

更新日期：2007-08-01 00:00:00

abstract：:Glutamate (Glu) metabolism and amino acid translocation were investigated in the young and old leaves of tobacco (Nicotiana tabacum L. cv Xanthi) using [15N]ammonium and [2-15N]Glu tracers. Regardless of leaf age, [15N]ammonium assimilation occurred via glutamine synthetase (GS; EC 6.1.1.3) and Glu synthase (ferredoxi...

journal_title：Plant physiology

authors： Masclaux-Daubresse C,Reisdorf-Cren M,Pageau K,Lelandais M,Grandjean O,Kronenberger J,Valadier MH,Feraud M,Jouglet T,Suzuki A

更新日期：2006-02-01 00:00:00

abstract：:It is demonstrated that, in etiolated pea (Pisum sativum) epicotyls, ethylene affects the activation of both monomeric GTP-binding proteins (monomeric G-proteins) and protein kinases. For monomeric G-proteins, the effect may be a rapid (2 min) and bimodal up-regulation, a transiently unimodal activation, or a transien...

journal_title：Plant physiology

authors： Moshkov IE,Novikova GV,Mur LA,Smith AR,Hall MA

更新日期：2003-04-01 00:00:00

abstract：:A mutant of Arabidopsis contained increased levels of 18:3 fatty acids and correspondingly decreased levels of 18:2. The fatty acid phenotype was strongly expressed in root and seed tissues and this observation, together with other data, suggested that the mutation leads to increased activity of the endoplasmic reticu...

journal_title：Plant physiology

authors： Shah S,Xin Z,Browse J

更新日期：1997-08-01 00:00:00

abstract：:Syntheses are described for tetra and pentadeutero indole-3-acetic acid (IAA) labeled in positions 4, 5, 6, 7 or 2, 4, 5, 6, 7 of the indole moiety. Polydeuterated IAA is proposed as an internal standard for gas chromatographic-mass spectrometric analysis of IAA by selected ion monitoring. Nanogram amounts of IAA may ...

journal_title：Plant physiology

authors： Magnus V,Bandurski RS,Schulze A

更新日期：1980-10-01 00:00:00

abstract：:Nitrogen (N) is an essential requirement for kernel growth in maize (Zea mays); however, little is known about how N assimilates are metabolized in young earshoots during seed development. The objective of this study was to assess amino acid metabolism in cob and spikelet tissues during the critical 2 weeks following ...

journal_title：Plant physiology

authors： Seebauer JR,Moose SP,Fabbri BJ,Crossland LD,Below FE

更新日期：2004-12-01 00:00:00