Sequence and comparative analysis of the maize NB mitochondrial genome.

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：:We have purified homoserine dehydrogenase to homogeneity and subjected polypeptide fragments derived from digests of the protein to amino acid sequencing. The amino acid sequence of homoserine dehydrogenase from carrot (Daucus carota) indicates that in carrot both aspartokinase and homoserine dehydrogenase activities ...

journal_title：Plant physiology

authors： Wilson BJ,Gray AC,Matthews BF

更新日期：1991-12-01 00:00:00

abstract：:Precise measurements of the minimal fluorescence yield (F(o)) and maximal fluorescence yield (F(m)) of a dark-adapted sample are prerequisites for the quantification of other fluorescence parameters. The pulse amplitude-modulated chlorophyll fluorometer (PAM 101 Chlorophyll Fluorometer, Heinz Walz, Effeltrich, Germany...

journal_title：Plant physiology

authors： Ting CS,Owens TG

更新日期：1992-09-01 00:00:00

abstract：:Bicarbonate ion, not dissolved CO(2) gas, is shown to increase 4- to 5-fold the rate of dichlorophenol indophenol reduction by isolated maize (Zea mays) chloroplasts. Glutaraldehyde fixed chloroplasts continue to exhibit bicarbonate-dependent 2,6-dichlorophenol indophenol reduction. Bicarbonate is shown to act close t...

journal_title：Plant physiology

authors： Stemler A,Govindjee

更新日期：1973-08-01 00:00:00

abstract：:Chloroplasts are multifunctional organelles whose morphology is affected by environmental stresses. Although the three-dimensional (3D) architecture of thylakoid membranes has been reported previously, a 3D visualization of chloroplast under stress has not been explored. In this work, we used a positive-strand RNA ((+...

journal_title：Plant physiology

authors： Jin X,Jiang Z,Zhang K,Wang P,Cao X,Yue N,Wang X,Zhang X,Li Y,Li D,Kang BH,Zhang Y

更新日期：2018-01-01 00:00:00

abstract：:Arbuscular mycorrhiza (AM) is a widespread symbiotic association between plants and fungal microsymbionts that supports plant development under nutrient-limiting and various stress conditions. In this study, we focused on the overlapping genetic program activated by two commonly studied microsymbionts in addition to i...

journal_title：Plant physiology

authors： Hohnjec N,Vieweg MF,Pühler A,Becker A,Küster H

更新日期：2005-04-01 00:00:00

abstract：:The chemical identity of the reactive oxygen species (ROS) and its subcellular origin will leave a specific imprint on the transcriptome response. In order to facilitate the appreciation of ROS signaling, we developed a tool that is tuned to qualify this imprint. Transcriptome data from experiments in Arabidopsis (Ara...

journal_title：Plant physiology

authors： Rosenwasser S,Fluhr R,Joshi JR,Leviatan N,Sela N,Hetzroni A,Friedman H

更新日期：2013-10-01 00:00:00

abstract：:Nitrate reductase of the salt-tolerant alga Dunaliella parva could utilize NADPH as well as NADH as an electron donor. The two pyridine nucleotide-dependent activities could not be separated by either ion exchange chromatography on DEAE-cellulose or gel filtration on Sepharose 4B. The NADPH-dependent activity was not ...

journal_title：Plant physiology

authors： Heimer YM

更新日期：1976-07-01 00:00:00

abstract：:It is well established that the expression of Bacillus thuringiensis (B.t.) toxin genes in higher plants is severely limited at the mRNA level, but the cause remains controversial. Elucidating whether mRNA accumulation is limited transcriptionally or posttranscriptionally could contribute to effective gene design as w...

journal_title：Plant physiology

authors： De Rocher EJ,Vargo-Gogola TC,Diehn SH,Green PJ

更新日期：1998-08-01 00:00:00

abstract：:Effects of red and blue light at irradiances from 1.6 to 28.3 micromolar per square meter per second on chloroplast pigments, light-harvesting pigment-proteins associated with photosystem II, and the corresponding mRNA were evaluated in maize (Zea mays L.) plants (OP Golden Bantum) grown for 14 days under 14 hours lig...

journal_title：Plant physiology

authors： Eskins K,Westhoff P,Beremand PD

更新日期：1989-09-01 00:00:00

abstract：:Complementary DNA (cDNA) clones encoding calmodulin isoforms were isolated from an Arabidopsis leaf lambdagt10 library by screening with cloned barley calmodulin cDNA probes. Two cDNAs, one a 626-base pair partial-length clone (ACaM-1) and one a 1400-base pair full-length clone (ACaM-2), encode calmodulin polypeptides...

journal_title：Plant physiology

authors： Ling V,Perera I,Zielinski RE

更新日期：1991-08-01 00:00:00

abstract：:Flooding the intercellular air spaces of leaves with water was shown to cause rapid closure of stomata in Tradescantia pallida, Lactuca serriola, Helianthus annuus, and Oenothera caespitosa. The response occurred when water was injected into the intercellular spaces, vacuum infiltrated into the intercellular spaces, o...

journal_title：Plant physiology

authors： Sibbernsen E,Mott KA

更新日期：2010-07-01 00:00:00

abstract：:A two-dimensional gel electrophoresis system that combines a cationic polyacrylamide gel electrophoresis at pH near neutrality with sodium dodecyl sulfate-polyacrylamide gel electrophoresis was used to analyze the spectrum of basic polypeptides that accumulate in bean (Phaseolus vulgaris) abscission zones after treatm...

journal_title：Plant physiology

authors： Del Campillo E,Lewis LN

更新日期：1992-03-01 00:00:00

abstract：:Electrophysiological studies in roots of pea (Pisum sativum L.) and rigid ryegrass (Lolium rigidum Gaud.) seedlings were conducted to elucidate the mechanism involved in the membrane response to the herbicide diclofop. In pea, a dicotyledonous plant insensitive to diclofop, membrane depolarization at varying pH values...

journal_title：Plant physiology

authors： DiTomaso JM

更新日期：1993-08-01 00:00:00

abstract：:Chromatographic, kinetic, and regulatory properties of glutamine synthetase in rice were investigated. By DEAE-Sephacel column chromatography, two forms (glutamine synthetase 1 and glutamine synthetase 2) were identified in leaves and one form (glutamine synthetase R) was identified in roots. Purification on hydroxyap...

journal_title：Plant physiology

authors： Hirel B,Gadal P

更新日期：1980-10-01 00:00:00

abstract：:Chlorophyll degradation plays important roles in leaf senescence including regulation of degradation of chlorophyll-binding proteins. Although most genes encoding enzymes of the chlorophyll degradation pathway have been identified, the regulation of their activity has not been fully understood. Green cotyledon mutants...

journal_title：Plant physiology

authors： Kohzuma K,Sato Y,Ito H,Okuzaki A,Watanabe M,Kobayashi H,Nakano M,Yamatani H,Masuda Y,Nagashima Y,Fukuoka H,Yamada T,Kanazawa A,Kitamura K,Tabei Y,Ikeuchi M,Sakamoto W,Tanaka A,Kusaba M

更新日期：2017-04-01 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：:The stable carbon isotope composition of isoprene emitted from leaves of red oak (Quercus rubra L.) was measured. Isoprene was depleted in (13)C relative to carbon recently fixed by photosynthesis. The difference in isotope composition between recently fixed carbon and emitted isoprene was independent of the isotopic ...

journal_title：Plant physiology

authors： Sharkey TD,Loreto F,Delwiche CF,Treichel IW

更新日期：1991-09-01 00:00:00

abstract：:Like other chenopods, sugarbeets (Beta vulgaris L. cv Great Western D-2) accumulate glycine betaine when salinized; this may be an adaptive response to stress. The pathway of betaine synthesis in leaves of salinized (150-200 millimolar NaCl) sugarbeet plants was investigated by supplying [(14)C]formate, phosphoryl[(14...

journal_title：Plant physiology

authors： Hanson AD,Rhodes D

更新日期：1983-03-01 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 functions of mitochondria during leaf senescence, a type of programmed cell death aimed at the massive retrieval of nutrients from the senescing organ to the rest of the plant, remain elusive. Here, combining experimental and analytical approaches, we showed that mitochondrial integrity in Arabidopsis (Arabidopsis...

journal_title：Plant physiology

authors： Chrobok D,Law SR,Brouwer B,Lindén P,Ziolkowska A,Liebsch D,Narsai R,Szal B,Moritz T,Rouhier N,Whelan J,Gardeström P,Keech O

更新日期：2016-12-01 00:00:00

abstract：:Aspen (Populus tremuloides Michx.) leaf extracts contain a newly discovered enzyme activity that catalyzes the magnesium ion-dependent elimination of diphosphate from dimethylallyl diphosphate with rearrangement to form isoprene (2-methyl, 1-3-butadiene). This isoprene synthase activity has been partially purified. Th...

journal_title：Plant physiology

authors： Silver GM,Fall R

更新日期：1991-12-01 00:00:00

abstract：:The isolation of chloroplast and nuclear DNA from dark- and light-grown, control- and 3-amino-1,2,4-triazole-treated wheat seedlings, Triticum vulgare, is described. Contrary to a previous report, we found that chloroplast and nuclear DNA had similar buoyant densities (1.702 grams per cubic centimeter) and that they c...

journal_title：Plant physiology

authors： Bartels PG,Hyde A

更新日期：1970-12-01 00:00:00

abstract：:The flavoenzyme ferredoxin-NADP+ reductase (FNR) is a member of the cellular defense barrier against oxidative damage in Escherichia coli. We evaluated the responses of chloroplast FNR to methyl viologen, a superoxide radical propagator, in wheat (Triticum aestivum L.) plants and chloroplasts. Treatments with the herb...

journal_title：Plant physiology

authors： Palatnik JF,Valle EM,Carrillo N

更新日期：1997-12-01 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：:Increasing the yield of oilseed crops is an important objective for biotechnologists. A number of individual genes involved in triacylglycerol metabolism have previously been reported to enhance the oil content of seeds when their expression is altered. However, it has yet to be established whether specific combinatio...

journal_title：Plant physiology

authors： van Erp H,Kelly AA,Menard G,Eastmond PJ

更新日期：2014-05-01 00:00:00

abstract：:Microbe-associated molecular pattern-triggered immunity (MTI) is an important component of the plant innate immunity response to invading pathogens. However, most of our knowledge of MTI comes from studies of model systems with relatively little work done with crop plants. In this work, we report on variation in both ...

journal_title：Plant physiology

authors： Valdés-López O,Thibivilliers S,Qiu J,Xu WW,Nguyen TH,Libault M,Le BH,Goldberg RB,Hill CB,Hartman GL,Diers B,Stacey G

更新日期：2011-12-01 00:00:00

abstract：:With the aid of an extracellular vibrating electrode, natural electric fields were detected and measured in the medium near growing roots and root hairs of barley seedlings. An exploration of these fields indicates that both the root as a whole, as well as individual root hairs, drive large steady currents through the...

journal_title：Plant physiology

authors： Weisenseel MH,Dorn A,Jaffe LF

更新日期：1979-09-01 00:00:00

abstract：:Plasmalemma redox activity in the diatom Thalassiosira is competitively inhibited by antiserum prepared against algal nitrate reductase (NR), and fluorescent labeling experiments reveal the binding of NR antiserum to the cell surface. Furthermore, the external electron acceptor Cu bathophenanthroline disulfonate cause...

journal_title：Plant physiology

authors： Jones GJ,Morel FM

更新日期：1988-05-01 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