Effects of Iron and Oxygen on Chlorophyll Biosynthesis : II. OBSERVATIONS ON THE BIOSYNTHETIC PATHWAY IN ISOLATED ETIOCHLOROPLASTS.

abstract：:Chimeric constructs containing the promoter and upstream sequences of Ha hsp17.6 G1, a small heat shock protein gene, reproduced in transgenic tobacco (Nicotiana tabacum) its unique seed-specific expression patterns previously reported in sunflower. These constructs did not respond to heat shock, but were expressed wi...

journal_title：Plant physiology

authors： Carranco R,Almoguera C,Jordano J

更新日期：1999-11-01 00:00:00

abstract：:The light-harvesting chlorophyll protein system of the alga Chlamydobotrys stellata consists of an as yet uncharacterized algal chlorophyll a-protein, called LHCPa, and a common photosystem II-related chlorophyll a/b-protein, called LHCPb (Brandt, Kaiser-Jarry, Wiessner 1982 Biochim Biophys Acta 679: 404-409). For fur...

journal_title：Plant physiology

authors： Brandt P,Zufall E,Wiessner W

更新日期：1983-01-01 00:00:00

abstract：:Cereal kernel growth and grain yield are functions of endosperm starch accumulation. The objective of this study was to examine how various metabolic factors in developing maize (Zea mays L.) endosperm influence starch deposition. Kernels were grown in vitro on medium with: (a) zero N (-N), (b) optimum N (+N), or (c) ...

journal_title：Plant physiology

authors： Singletary GW,Below FE

更新日期：1990-01-01 00:00:00

abstract：:This paper reports the purification and structural determination of the mannolipid shown previously (Ericson and Delmer 1977 Plant Physiol 59: 341-347) to serve as an intermediate in glycoprotein synthesis in cotyledons of Phaseolus vulgaris. The mannolipid was purified by chromatography in organic solvents on diethyl...

journal_title：Plant physiology

authors： Delmer DP,Kulow C,Ericson MC

更新日期：1978-01-01 00:00:00

abstract：:The nature of bound forms of enzymes of phenylpropanoid and flavonoid metabolism have been investigated in Hippeastrum CV Dutch Red Hybrid. Particulate components of petal homogenates were fractionated on sucrose gradients and the EDTA shift method was employed to characterize membranes of the endoplasmic reticulum. I...

journal_title：Plant physiology

authors： Wagner GJ,Hrazdina G

更新日期：1984-04-01 00:00:00

abstract：:Plant species differ in response to high available manganese (Mn), but the mechanisms of sensitivity and tolerance are poorly understood. In solution culture, greater than or equal to 30 µm Mn decreased the growth of soybean (Glycine max), but white lupin (Lupinus albus), narrow-leafed lupin (Lupin angustifolius), and...

journal_title：Plant physiology

authors： Blamey FP,Hernandez-Soriano MC,Cheng M,Tang C,Paterson DJ,Lombi E,Wang WH,Scheckel KG,Kopittke PM

更新日期：2015-11-01 00:00:00

abstract：:When leaf epidermal cells are puncture wounded with a glass microcapillary tip, a small droplet of fluid is discharged and then evaporates, leaving a solid residue on the cell surface. For puncture wounds of about 3.5 micrometers in diameter, this process is complete within 2 to 3 seconds. A second puncture wound also...

journal_title：Plant physiology

authors： Shackel KA,Polito VS,Ahmadi H

更新日期：1991-11-01 00:00:00

abstract：:To determine the driving forces for symplastic sugar flux between mesophyll and phloem, gradients of sugar concentrations and osmotic pressure were studied in leaf tissues of two Scrophulariaceae species, Alonsoa meridionalis and Asarina barclaiana. A. meridionalis has a typical symplastic configuration of minor-vein ...

journal_title：Plant physiology

authors： Voitsekhovskaja OV,Koroleva OA,Batashev DR,Knop C,Tomos AD,Gamalei YV,Heldt HW,Lohaus G

更新日期：2006-01-01 00:00:00

abstract：:The activity of acifluorfen-methyl (AFM); methyl 5-(2-chloro-4-[trifluoromethyl] phenoxy)-2-nitrobenzoate in excised cucumber cotyledons (Cucumis sativus L.) was examined. AFM induced membrane disruption, was significantly greater when etiolated cotyledons were illuminated 16 hours at 150 microeinsteins per square met...

journal_title：Plant physiology

authors： Halling BP,Peters GR

更新日期：1987-08-01 00:00:00

abstract：:Three isoforms of dihydroxyacetone phosphate reductase in extracts from Dunaliella tertiolecta have been separated by a diethylaminoethyl cellulose column chromatography with a shallow NaCl gradient. The chloroplasts contained the two major isoforms, and the third, minor form was in the cytosol. The isoforms are unsta...

journal_title：Plant physiology

authors： Gee R,Goyal A,Byerrum RU,Tolbert NE

更新日期：1993-09-01 00:00:00

abstract：:Heterotrimeric G proteins have been shown to transmit ultraviolet B (UV-B) signals in mammalian cells, but whether they also transmit UV-B signals in plant cells is not clear. In this paper, we report that 0.5 W m(-2) UV-B induces stomatal closure in Arabidopsis (Arabidopsis thaliana) by eliciting a cascade of intrace...

journal_title：Plant physiology

authors： He JM,Ma XG,Zhang Y,Sun TF,Xu FF,Chen YP,Liu X,Yue M

更新日期：2013-03-01 00:00:00

abstract：:Growth response of coleoptile segments excised from 3-day-old seedlings of wheat (Triticum vulgare cv. Baart) to gibberellic acid, indoleacetic acid, and 2,4-dichlorophenoxyacetic acid, to red light, and to several microtubule disorganizers depends on the initial position of the excised segment in the intact coleoptil...

journal_title：Plant physiology

authors： Lawson VR,Weintraub RL

更新日期：1975-06-01 00:00:00

abstract：:The net initial passive flux (J(Ni)) in reconstituted plasma membrane (PM) vesicles from maize (Zea mays) root cells was measured as recently described (P. Pouliquin, J.-P. Grouzis, R. Gibrat ¿1999 Biophys J 76: 360-373). J(Ni) in control liposomes responded to membrane potential or to NO(3)(-) as expected from the Go...

journal_title：Plant physiology

authors： Pouliquin P,Boyer JC,Grouzis JP,Gibrat R

更新日期：2000-01-01 00:00:00

abstract：:Cellular Na(+)/K(+) ratio is a crucial parameter determining plant salinity stress resistance. We tested the function of plasma membrane Na(+)/K(+) cotransporters in the High-affinity K(+) Transporter (HKT) family from the halophytic Arabidopsis (Arabidopsis thaliana) relative Thellungiella salsuginea. T. salsuginea c...

journal_title：Plant physiology

authors： Ali Z,Park HC,Ali A,Oh DH,Aman R,Kropornicka A,Hong H,Choi W,Chung WS,Kim WY,Bressan RA,Bohnert HJ,Lee SY,Yun DJ

更新日期：2012-03-01 00:00:00

abstract：:A double pressure probe technique was used to measure simultaneously water flows and hydraulic parameters of individual cells and of excised roots of young seedlings of maize (Zea mays L.) in osmotic experiments. By following initial flows of water at the cell and root level and by estimating the profiles of driving f...

journal_title：Plant physiology

authors： Zhu GL,Steudle E

更新日期：1991-01-01 00:00:00

abstract：:Plants possess many metabolic genes for the production of a wide variety of phytochemicals in a tissue-specific manner. However, the metabolic systems behind the diversity and tissue-dependent regulation still remain unknown due to incomplete characterization of phytochemicals produced in a single plant species. Thus,...

journal_title：Plant physiology

authors： Matsuda F,Hirai MY,Sasaki E,Akiyama K,Yonekura-Sakakibara K,Provart NJ,Sakurai T,Shimada Y,Saito K

更新日期：2010-02-01 00:00:00

abstract：:The phytohormone auxin regulates virtually every aspect of plant development. The hormone directly mediates the interaction between the two members of the auxin coreceptor complex, a TRANSPORT INHIBITOR RESPONSE (TIR1)/AUXIN SIGNALING F-BOX protein and an AUXIN/INDOLE-3-ACETIC ACID (Aux/IAA) transcriptional repressor....

journal_title：Plant physiology

authors： Yu H,Moss BL,Jang SS,Prigge M,Klavins E,Nemhauser JL,Estelle M

更新日期：2013-05-01 00:00:00

abstract：:SIRK is a K(+) channel identified in grapevine (Vitis vinifera), belonging to the so-called Shaker family. The highest sequence similarities it shares with the members of this family are found with channels of the KAT type, although SIRK displays a small ankyrin domain. This atypical feature provides a key to understa...

journal_title：Plant physiology

authors： Pratelli R,Lacombe B,Torregrosa L,Gaymard F,Romieu C,Thibaud JB,Sentenac H

更新日期：2002-02-01 00:00:00

abstract：:Retrotransposons and their remnants often constitute more than 50% of higher plant genomes. Although extensively studied in monocot crops such as maize (Zea mays) and rice (Oryza sativa), the impact of retrotransposons on dicot crop genomes is not well documented. Here, we present an analysis of retrotransposons in so...

journal_title：Plant physiology

authors： Wawrzynski A,Ashfield T,Chen NW,Mammadov J,Nguyen A,Podicheti R,Cannon SB,Thareau V,Ameline-Torregrosa C,Cannon E,Chacko B,Couloux A,Dalwani A,Denny R,Deshpande S,Egan AN,Glover N,Howell S,Ilut D,Lai H,Del Campo S

更新日期：2008-12-01 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：:Leaf discs and detached leaves exposed to l-cysteine emitted a volatile sulfur compound which was proven by gas chromatography to be H(2)S. This phenomenon was demonstrated in all nine species tested (Cucumis sativus, Cucurbita pepo, Nicotiana tabacum, Coleus blumei, Beta vulgaris, Phaseolus vulgaris, Medicago sativa,...

journal_title：Plant physiology

authors： Sekiya J,Schmidt A,Wilson LG,Filner P

更新日期：1982-08-01 00:00:00

abstract：:Cysthathionine [gamma]-synthase (CS), an enzyme involved in methionine biosynthesis, was purified from an acetone powder prepared from wheat (Triticum aestivum L.). After several chromatographic steps and radiolabeling of the partially purified enzyme with sodium cyanoboro[3H]hydride, a single polypeptide with a molec...

journal_title：Plant physiology

authors： Kreft BD,Townsend A,Pohlenz HD,Laber B

更新日期：1994-04-01 00:00:00

abstract：:The cell walls of wheat (Triticum aestivum) starchy endosperm are dominated by arabinoxylan (AX), accounting for 65% to 70% of the polysaccharide content. Genes within two glycosyl transferase (GT) families, GT43 (IRREGULAR XYLEM9 [IRX9] and IRX14) and GT47 (IRX10), have previously been shown to be involved in the syn...

journal_title：Plant physiology

authors： Lovegrove A,Wilkinson MD,Freeman J,Pellny TK,Tosi P,Saulnier L,Shewry PR,Mitchell RA

更新日期：2013-09-01 00:00:00

abstract：:Porphobilinogen (PBG) deaminase catalyzes the polymerization of four PBG monopyrrole units into the linear tetrapyrrole hydroxymethylbilane necessary for the formation of chlorophyll and heme in plant cells. Degenerate oligonucleotide primers were designed based on amino acid sequence data (generated by mass spectrome...

journal_title：Plant physiology

authors： Witty M,Wallace-Cook AD,Albrecht H,Spano AJ,Michel H,Shabanowitz J,Hunt DF,Timko MP,Smith AG

更新日期：1993-09-01 00:00:00

abstract：:Photosystem I (PSI) has been isolated from mesophyll chloroplasts of mature maize leaves. The isolated PSI (PSI-200) was used as starting material for preparing an antenna-depleted core (PSI-100). Both of these preparations appear to be quite analogous to PSI complexes isolated from other plant tissue sources, such as...

journal_title：Plant physiology

authors： Wynn RM,Luong C,Malkin R

更新日期：1989-09-01 00:00:00

abstract：:Our objective was to determine the sensitivity of components of the photosynthetic apparatus of maize (Zea mays), a C4 plant, to high temperature stress. Net photosynthesis (Pn) was inhibited at leaf temperatures above 38 degrees C, and the inhibition was much more severe when the temperature was increased rapidly rat...

journal_title：Plant physiology

authors： Crafts-Brandner SJ,Salvucci ME

更新日期：2002-08-01 00:00:00

abstract：:Root developmental plasticity enables plants to adapt to limiting or fluctuating nutrient conditions in the soil. When grown under nitrogen (N) deficiency, plants develop a more exploratory root system by increasing primary and lateral root length. However, mechanisms underlying this so-called foraging response remain...

journal_title：Plant physiology

authors： Jia Z,Giehl RFH,von Wirén N

更新日期：2020-07-01 00:00:00

abstract：:Boron (B) polyol complexes have been isolated and characterized from the phloem sap of celery (Apium graveolens L.) and the extrafloral nectar of peach (Prunus persica L.). In celery the direct analysis of untreated phloem sap by matrix-assisted laser desorption-Fourier transform mass spectrometry, with verification b...

journal_title：Plant physiology

authors： Hu H,Penn SG,Lebrilla CB,Brown PH

更新日期：1997-02-01 00:00:00

abstract：:Soybean (Glycine max [L.] Merr.) seedlings grown in the absence of combined N and in an Ar:O(2) (79:21, volume/volume) atmosphere had greater seedling and nodule mass, threefold higher acetylene reducing activity per gram fresh weight nodules, no observable increase in nitrogenase Fe-protein, and a higher energy charg...

journal_title：Plant physiology

authors： Zhu YX,Schubert KR,Kohl DH

更新日期：1991-05-01 00:00:00

abstract：:A 135-kD actin-bundling protein was purified from pollen tubes of lily (Lilium longiflorum) using its affinity to F-actin. From a crude extract of the pollen tubes, this protein was coprecipitated with exogenously added F-actin and then dissociated from F-actin by treating it with high-ionic-strength solution. The pro...

journal_title：Plant physiology

authors： Yokota E,Shimmen KiTT

更新日期：1998-04-01 00:00:00