Photosynthetic carbon metabolism in isolated maize bundle sheath strands.

abstract：:The plant cuticle is an extracellular hydrophobic layer that covers the aerial epidermis of all land plants, providing protection against desiccation and external environmental stresses. The past decade has seen considerable progress in assembling models for the biosynthesis of its two major components, the polymer cu...

journal_title：Plant physiology

authors： Yeats TH,Rose JK

更新日期：2013-09-01 00:00:00

abstract：:Plants of the wilty tomato (Lycopersicum esculentum) mutant, flacca, and of the normal cultivar Rheinlands Ruhm growing under either "normal" or high humidity were used in this research. Under normal humidity, RNase activity was much higher in mutant plants in which abscisic acid (ABA) and water content were lower tha...

journal_title：Plant physiology

authors： Puri J,Tal M

更新日期：1977-02-01 00:00:00

abstract：:Zinc finger nucleases (ZFNs) are a powerful tool for genome editing in eukaryotic cells. ZFNs have been used for targeted mutagenesis in model and crop species. In animal and human cells, transient ZFN expression is often achieved by direct gene transfer into the target cells. Stable transformation, however, is the pr...

journal_title：Plant physiology

authors： Marton I,Zuker A,Shklarman E,Zeevi V,Tovkach A,Roffe S,Ovadis M,Tzfira T,Vainstein A

更新日期：2010-11-01 00:00:00

abstract：:Rhizobia secrete nodulation (Nod) factors, which set in motion the formation of nitrogen-fixing root nodules on legume host plants. Nod factors induce several cellular responses in root hair cells within minutes, but also are essential for the formation of infection threads by which rhizobia enter the root. Based on s...

journal_title：Plant physiology

authors： Smit P,Limpens E,Geurts R,Fedorova E,Dolgikh E,Gough C,Bisseling T

更新日期：2007-09-01 00:00:00

abstract：:We present a novel measurement setup for monitoring changes in leaf water status using nondestructive terahertz time-domain spectroscopy (THz-TDS). Previous studies on a variety of plants showed the principal applicability of THz-TDS. In such setups, decreasing leaf water content directly correlates with increasing TH...

journal_title：Plant physiology

authors： Born N,Behringer D,Liepelt S,Beyer S,Schwerdtfeger M,Ziegenhagen B,Koch M

更新日期：2014-04-01 00:00:00

abstract：:Water deficit during meiosis in pollen mother cells of wheat (Triticum aestivum L.) induces male sterility, which can reduce grain set by 40 to 50%. In plants stressed during meiosis and then rewatered, division of pollen mother cells proceeds normally but subsequent pollen development is arrested 3 or 4 d later. An i...

journal_title：Plant physiology

authors： Dorion S,Lalonde S,Saini HS

更新日期：1996-05-01 00:00:00

abstract：:With an experimental system using mass spectrometry techniques and infra-red gas analysis of CO(2) developed for aquatic plants, we studied the responses to various light intensities and CO(2) concentrations of photosynthesis and O(2) uptake of the red macroalga Chondrus crispus S. The CO(2) exchange resistance at air...

journal_title：Plant physiology

authors： Brechignac F,Andre M

更新日期：1984-08-01 00:00:00

abstract：:After cold treatment of seedlings of winter wheat (Triticum aestivum L.), levels of hydrogen peroxide in the leaves were measured. The concentration of hydrogen peroxide increased to about three times the control level within a few minutes, and returned to the normal level in 15 to 20 minutes. The elevated level of hy...

journal_title：Plant physiology

authors： Okuda T,Matsuda Y,Yamanaka A,Sagisaka S

更新日期：1991-11-01 00:00:00

abstract：:Ultraviolet-B (UV-B) photons can cause substantial cellular damage in biomolecules, as is well established for DNA. Because RNA has the same absorption spectrum for UV as DNA, we have investigated damage to this cellular constituent. In maize (Zea mays) leaves, UV-B radiation damages ribosomes by crosslinking cytosoli...

journal_title：Plant physiology

authors： Casati P,Walbot V

更新日期：2004-10-01 00:00:00

abstract：:CYP73A1 catalyzes cinnamic acid hydroxylation, a reaction essential for the synthesis of lignin monomers and most phenolic compounds in higher plants. The native CYP73A1, initially isolated from Jerusalem artichoke (Helianthus tuberosus), was engineered to simplify purification from recombinant yeast and improve solub...

journal_title：Plant physiology

authors： Schoch GA,Attias R,Belghazi M,Dansette PM,Werck-Reichhart D

更新日期：2003-11-01 00:00:00

abstract：:The cDNA for 3-deoxy-D-arabino-heptulosonate 7-phosphate synthase of Arabidopsis encodes a polypeptide with an amino-terminal signal sequence for plastid import. A cDNA fragment encoding the processed form of the enzyme was expressed in Escherichia coli. The resulting protein was purified to electrophoretic homogeneit...

journal_title：Plant physiology

authors： Entus R,Poling M,Herrmann KM

更新日期：2002-08-01 00:00:00

abstract：:Four legume species (four genera) were examined and found to contain hemagglutinins with properties similar to those which we have previously described for the enzymic hemagglutinin in Vigna radiata. Examination of extracts by gel filtration and ion exchange chromatography showed that an alpha-galactosidase activity e...

journal_title：Plant physiology

authors： Hankins CN,Kindinger JI,Shannon LM

更新日期：1980-04-01 00:00:00

abstract：:Serial analysis of gene expression was used to profile transcript levels in Arabidopsis roots and assess their responses to 2,4,6-trinitrotoluene (TNT) exposure. SAGE libraries representing control and TNT-exposed seedling root transcripts were constructed, and each was sequenced to a depth of roughly 32,000 tags. Mor...

journal_title：Plant physiology

authors： Ekman DR,Lorenz WW,Przybyla AE,Wolfe NL,Dean JF

更新日期：2003-11-01 00:00:00

abstract：:As regulators of gene expression in multicellular organisms, microRNAs (miRNAs) are crucial for growth and development. Although a plethora of factors involved in their biogenesis and action in Arabidopsis (Arabidopsis thaliana) has been described, these processes and their fine-tuning are not fully understood. Here, ...

journal_title：Plant physiology

authors： Lang PLM,Christie MD,Dogan ES,Schwab R,Hagmann J,van de Weyer AL,Scacchi E,Weigel D

更新日期：2018-01-01 00:00:00

abstract：:Fruit ripening and abscission are associated with an ethylene burst in several melon (Cucumis melo) genotypes. In cantaloupe as in other climacteric fruit, exogenous ethylene can prematurely induce abscission, ethylene production, and ripening. Melon genotypes without fruit abscission or without ethylene burst also ex...

journal_title：Plant physiology

authors： Périn C,Gomez-Jimenez M,Hagen L,Dogimont C,Pech JC,Latché A,Pitrat M,Lelièvre JM

更新日期：2002-05-01 00:00:00

abstract：:Amino acids and amino acid analogs have been used in numerous genetic screens to isolate mutants deficient in amino acid biosynthetic pathways or in the regulation of amino acid metabolism. Several of these mutants exhibit relaxed feedback control of branched amino acid biosynthetic pathways and are thus resistant to ...

journal_title：Plant physiology

authors： Voll LM,Allaire EE,Fiene G,Weber AP

更新日期：2004-10-01 00:00:00

abstract：:In pea stem segments whose cuticle has been made permeable by abrading it, actinomycin D (ActD) and 80S ribosomal protein synthesis inhibitors such as cycloheximide (CHI) inhibit enhancement by indole 3-acetic acid (IAA) of the activity of the cell wall biosynthetic enzyme, glucan synthase I (GS). This supersedes earl...

journal_title：Plant physiology

authors： Ray PM

更新日期：1987-10-01 00:00:00

abstract：:Function of the cyanide-sensitive mitochondrial electron transport system was required for germination of the Zea mays embryo. Respiration of the standard electron transport system (rather than the alternate oxidase) began immediately upon initiation of imbibition. This respiration depended upon cytochrome c oxidase a...

journal_title：Plant physiology

authors： Ehrenshaft M,Brambl R

更新日期：1990-05-01 00:00:00

abstract：:Photosynthetic fixation of (14)CO(2) in the bean Phaseolus vulgaris, cv. Pencil Pod Black Wax, resulted in the appearance of labeled compounds that were characterized as phosphoserine and phosphohydroxypyruvate by chromatographic separation and by the synthesis of chemical derivatives. In (14)CO(2)/(12)CO(2) pulse-cha...

journal_title：Plant physiology

authors： Daley LS,Bidwell RG

更新日期：1977-07-01 00:00:00

abstract：:We previously identified a mutation, suppressor of mating type locus3 15-1 (smt15-1), that partially suppresses the cell cycle defects caused by loss of the retinoblastoma tumor suppressor-related protein encoded by the MAT3 gene in Chlamydomonas reinhardtii. smt15-1 single mutants were also found to have a cell cycle...

journal_title：Plant physiology

authors： Fang SC,Chung CL,Chen CH,Lopez-Paz C,Umen JG

更新日期：2014-12-01 00:00:00

abstract：:Cytokinin proved to be a controlling factor in sieve tube regeneration around wounded collateral bundles in an in vivo system in which the endogenous cytokinin level had been minimized. Both kinetin and zeatin were applied in aqueous solution to the bases of excised, mature internodes of Coleus blumei Benth. that had ...

journal_title：Plant physiology

authors： Aloni R,Baum SF,Peterson CA

更新日期：1990-07-01 00:00:00

abstract：:An interval on barley (Hordeum vulgare L.) chromosome 7 accounting for significant quantitative trait locus effects for winter hardiness were detected in a winter (Dicktoo) x spring (Morex) barley population (P.M. Hayes, T. Blake, T.H.H. Chen, S. Tragoonrung, F. Chen, A. Pan, and B. Liu [1993] Genome 36: 66-71). Two m...

journal_title：Plant physiology

authors： Van Zee K,Chen FQ,Hayes PM,Close TJ,Chen T

更新日期：1995-07-01 00:00:00

abstract：:The mitochondrial flavoenzyme l-galactono-gamma-lactone dehydrogenase (GALDH) catalyzes the ultimate step of vitamin C biosynthesis in plants. We found that recombinant GALDH from Arabidopsis (Arabidopsis thaliana) is inactivated by hydrogen peroxide due to selective oxidation of cysteine (Cys)-340, located in the cap...

journal_title：Plant physiology

authors： Leferink NG,van Duijn E,Barendregt A,Heck AJ,van Berkel WJ

更新日期：2009-06-01 00:00:00

abstract：:Effects of several membrane ATPase inhibitors on light-induced phase shifting of the circadian conidiation rhythm in Neurospora crassa were examined using mycelial discs in liquid culture. Suppression of phase shifting by the inhibitors was strongly dependent on the pH of the liquid medium in which the discs were cult...

journal_title：Plant physiology

authors： Nakashima H

更新日期：1982-03-01 00:00:00

abstract：:Ripening reactions in pears (Pyrus communis L.) were differentially affected by an aminoethoxy analog of rhizobitoxine (l-2-amino-4-[2-aminoethoxy]-trans-3-butenoic acid) (AAR). Ethylene production of both ;Anjou' and ;Bartlett' pears was inhibited by AAR. Decrease in firmness, increase in protein N and soluble pectin...

journal_title：Plant physiology

authors： Wang CY,Mellenthin WM

更新日期：1977-04-01 00:00:00

abstract：:Membrane preparation (sedimenting between 13,000(g) and 80,000(g)) of germinating radish seeds (Raphanus sativus L.) was active in hydrolyzing ATP and, to a lesser extent, a variety of other phosphorylated compounds. Dicyclohexylcarbodiimide (DCCD) and diethylstilbestrol significantly inhibited the ATPase activity (40...

journal_title：Plant physiology

authors： Cocucci M,Ballarin-Denti A

更新日期：1981-08-01 00:00:00

abstract：:Steady-state flow rates and exudate osmotic potentials were measured from complete root systems from warm- (28/23 C) or cold-(17/11 C) grown soybean or broccoli (Brassica oleracea) plants at various pressures or different temperatures.In warm-grown soybean roots systems, a break occurred at 14.7 C in the Arrhenius plo...

journal_title：Plant physiology

authors： Markhart AH,Fiscus EL,Naylor AW,Kramer PJ

更新日期：1979-07-01 00:00:00

abstract：:Nearly all polysaccharides in plant cell walls are O-acetylated, including the various pectic polysaccharides and the hemicelluloses xylan, mannan, and xyloglucan. However, the enzymes involved in the polysaccharide acetylation have not been identified. While the role of polysaccharide acetylation in vivo is unclear, ...

journal_title：Plant physiology

authors： Manabe Y,Nafisi M,Verhertbruggen Y,Orfila C,Gille S,Rautengarten C,Cherk C,Marcus SE,Somerville S,Pauly M,Knox JP,Sakuragi Y,Scheller HV

更新日期：2011-03-01 00:00:00

abstract：:Expression of the Em gene was characterized in rice (Oryza sativa L.) suspension cultures following exposure of the cultures to various combinations of abscisic acid (ABA) and salt. Response-saturating concentrations of either ABA (50 micromolar) or NaCl (0.4 molar) rapidly induced (by 60 minutes) the accumulation of ...

journal_title：Plant physiology

authors： Bostock RM,Quatrano RS

更新日期：1992-04-01 00:00:00

abstract：:Control of flowering and the regulation of plant architecture have been thoroughly investigated in a number of well-studied dicot plants such as Arabidopsis, Antirrhinum, and tobacco. However, in many important monocot seed crops, molecular information on plant reproduction is still limited. To investigate the regulat...

journal_title：Plant physiology

authors： Jensen CS,Salchert K,Nielsen KK

更新日期：2001-03-01 00:00:00