Dark-Induced Senescence Causes Localized Changes in DNA Methylation.

abstract：:Hormonal and plant factors regulating the development of the inhibited cotyledonary buds of Lycopersicon esculentum Mill. cv. ;Fireball' seedlings were studied. Excision of the immature plumular leaves of 5- to 20- millimeter length significantly stimulated bud development after 2 to 4 days, but excision of leaves exc...

journal_title：Plant physiology

authors： Aung LH

更新日期：1978-08-01 00:00:00

abstract：:BP-80 is a type I integral membrane protein abundant in pea (Pisum sativum) clathrin-coated vesicles (CCVs) that binds with high affinity to vacuole-targeting determinants containing asparagine-proline-isoleucine-arginine. Here we present results from cDNA cloning and studies of its intracellular localization. Its seq...

journal_title：Plant physiology

authors： Paris N,Rogers SW,Jiang L,Kirsch T,Beevers L,Phillips TE,Rogers JC

更新日期：1997-09-01 00:00:00

abstract：:Gene expression in the aleurone and endosperm is highly regulated during both seed development and germination. Studies of alpha-amylase expression in the aleurone of barley (Hordeum vulgare) have generated the current paradigm for hormonal control of gene expression in germinating cereal grain. Gene expression studie...

journal_title：Plant physiology

authors： Gallie DR,Young TE

更新日期：1994-11-01 00:00:00

abstract：:An investigation was made to determine the univalent cation requirements of starch synthetase from a variety of plant species of economic importance. The particulate enzyme from sweet corn was shown to have an absolute requirement for potassium, with the optimum activation occurring at 0.05 M KCl. Rubidium, cesium, an...

journal_title：Plant physiology

authors： Nitsos RE,Evans HJ

更新日期：1969-09-01 00:00:00

abstract：:Transgenic Flaveria bidentis (a C4 species) plants with an antisense gene directed against the mRNA of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) were used to examine the relationship between the CO2 assimilation rate, Rubisco content, and carbon isotope discrimination. Reduction in the amount of Rubisc...

journal_title：Plant physiology

authors： Von Caemmerer S,Millgate A,Farquhar GD,Furbank RT

更新日期：1997-02-01 00:00:00

abstract：:Fully hydrated lettuce (Lactuca sativa L.) seeds showed dual freezing exotherms (-9 and -18 degrees C), even after 10 hours imbibition. Only the -9 degrees C exotherm was observed in seeds imbibed for 20 hours, but without external nucleation, all water in the embryo supercooled. Results indicate that the endosperm ac...

journal_title：Plant physiology

authors： Bourque JE,Wallner SJ

更新日期：1982-11-01 00:00:00

abstract：:The developmental accumulation pattern of messenger RNA transcripts and polypeptides for wheat gliadins and ADPglucose pyrophosphorylase was determined using cDNA and antibody probes. Gliadin mRNA was detected on Northern and RNA dot blots at 3 days after flowering, it increased 100-fold by 10 days and decreased subse...

journal_title：Plant physiology

authors： Reeves CD,Krishnan HB,Okita TW

更新日期：1986-09-01 00:00:00

abstract：:This study demonstrates germination-induced ultrastructural changes in wheat (Triticum aestivum L. cv Arthur) aleurone cells. Seeds imbided for 4 hours in water contained endoplasmic reticulum (ER) or ER-like membranes as vesicles or as short segments of membrane associated with the spherosomes on the periphery of ale...

journal_title：Plant physiology

authors： Buckhout TJ,Gripshover BM,Morré DJ

更新日期：1981-12-01 00:00:00

abstract：:A lipid-bound oligosaccharide was isolated from pea (Pisum sativum) cotyledons incubated with [(14)C]mannose. The oligosaccharide moiety appeared to be identical with the one obtained from rat liver, known to contain three glucoses, nine mannoses, and two N-acetylglucosamines, and to be involved in protein glycosylati...

journal_title：Plant physiology

authors： Staneloni RJ,Tolmasky ME,Petriella C,Leloir LF

更新日期：1981-11-01 00:00:00

abstract：:Root branching is critical for plants to secure anchorage and ensure the supply of water, minerals, and nutrients. To date, research on root branching has focused on lateral root development in young seedlings. However, many other programs of postembryonic root organogenesis exist in angiosperms. In cereal crops, the ...

journal_title：Plant physiology

authors： Atkinson JA,Rasmussen A,Traini R,Voß U,Sturrock C,Mooney SJ,Wells DM,Bennett MJ

更新日期：2014-10-01 00:00:00

abstract：:Meristematic tissues from rye (Secale cereale) and oat (Avena sativa) were studied in an isothermal calorimeter at -3 degrees C. When the frozen tissue was placed in the calorimeter, the pressure increased within 4 d to 25 and 9 kPa above ambient pressure in the sample vessels containing crowns of rye and oat, respect...

journal_title：Plant physiology

authors： Livingston DP 3rd,Olien CR,Premakumar R

更新日期：2000-03-01 00:00:00

abstract：:Eukaryotic elongation factor 1alpha (eEF1A) can be post-translationally modified by the addition of phosphorylglycerylethanolamine (PGE). [(14)C]Ethanolamine was incorporated into the PGE modification, and with carrot (Daucus carota L.) suspension culture cells, eEF1A was the only protein that incorporated detectable ...

journal_title：Plant physiology

authors： Ransom-Hodgkins WD,Brglez I,Wang X,Boss WF

更新日期：2000-03-01 00:00:00

abstract：:Phosphate (Pi) deficiency strongly limits plant growth, and plant roots foraging the soil for nutrients need to adapt to optimize Pi uptake. Ca2+ is known to signal in root development and adaptation but has to be tightly controlled, as it is highly toxic to Pi metabolism. Under Pi starvation and the resulting decreas...

journal_title：Plant physiology

authors： Matthus E,Wilkins KA,Swarbreck SM,Doddrell NH,Doccula FG,Costa A,Davies JM

更新日期：2019-04-01 00:00:00

abstract：:Stomatal transpiration is at the center of a crisis in water availability and crop production that is expected to unfold over the next 20 to 30 years. Global water usage has increased 6-fold in the past 100 years, twice as fast as the human population, and is expected to double again before 2030, driven mainly by irri...

journal_title：Plant physiology

authors： Wang Y,Hills A,Blatt MR

更新日期：2014-04-01 00:00:00

abstract：:We have analyzed plastid and nuclear gene expression in tobacco seedlings using the carotenoid biosynthesis inhibitor nor-flurazon. mRNA levels for three nuclear-encoded chlorophyll-binding proteins of photosystem I and photosystem II (CAB I and II and the CP 24 apoprotein) are no longer detectable in photobleached se...

journal_title：Plant physiology

authors： Bolle C,Sopory S,Lubberstedt T,Klosgen RB,Herrmann RG,Oelmuller R

更新日期：1994-08-01 00:00:00

abstract：:Plants sense and integrate a variety of signals from the environment through different interacting signal transduction pathways that involve hormones and signaling molecules. Using ALTERNATIVE OXIDASE1a (AOX1a) gene expression as a model system of retrograde or stress signaling between mitochondria and the nucleus, MY...

journal_title：Plant physiology

authors： Zhang X,Ivanova A,Vandepoele K,Radomiljac J,Van de Velde J,Berkowitz O,Willems P,Xu Y,Ng S,Van Aken O,Duncan O,Zhang B,Storme V,Chan KX,Vaneechoutte D,Pogson BJ,Van Breusegem F,Whelan J,De Clercq I

更新日期：2017-03-01 00:00:00

abstract：:Embryos from rice (Oryza sativa L. var. Bluebonnet) and wheat (Triticum aestivum L.) contain an aminoacyl-tRNA protein transferase which transfers arginine from arginyl-tRNA to the N terminus of a protein acceptor. The activity was measured in vitro in a reaction mixture containing embryo supernatant fraction, buffer,...

journal_title：Plant physiology

authors： Manahan CO,App AA

更新日期：1973-07-01 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：:Q(10) values for (13)NO(3) (-) influx were determined in ;uninduced' (NO(3) (-)-starved) and ;induced' (NO(3) (-)-pretreated) roots of barley (Hordeum vulgare L.) plants at various concentrations of external NO(3) (-) ([NO(3) (-)](0)). At 0.02 mole per cubic meter [NO(3) (-)](0), Q(10) values for influx were from 3 to...

journal_title：Plant physiology

authors： Glass AD,Siddiqi MY,Ruth TJ,Rufty TW

更新日期：1990-08-01 00:00:00

abstract：:The effect of short-term water stress on photosynthesis of two sunflower hybrids (Helianthus annuus L. cv Sungro-380 and cv SH-3622), differing in productivity under field conditions, was measured. The rate of CO(2) assimilation of young, mature leaves of SH-3622 under well-watered conditions was approximately 30% gre...

journal_title：Plant physiology

authors： Gimenez C,Mitchell VJ,Lawlor DW

更新日期：1992-02-01 00:00:00

abstract：:The levels of starch, soluble sugars, protein, and enzymes involved in starch metabolism-alpha-amylase, beta-amylase, phosphorylase, Q-enzyme, R-enzyme, and starch synthetase -were assayed in dehulled developing rice grains (Oryzasativa L., variety IR8). Phosphorylase, Q-enzyme, and R-enzyme had peak activities 10 day...

journal_title：Plant physiology

authors： Baun LC,Palmiano EP,Perez CM,Juliano BO

更新日期：1970-09-01 00:00:00

abstract：:Transcription of genes encoding L-phenylalanine ammonia-lyase (PAL), the first enzyme of the phenylpropanoid pathway, and caffeic acid 3-O-methyltransferase (COMT) and caffeoyl CoA 3-O-methyltransferase (CCOMT), enzymes involved in the synthesis of lignin and wall-esterified phenolic compounds, was strongly activated ...

journal_title：Plant physiology

authors： Ni W,Sewalt V,Korth KL,Blount JW,Ballance GM,Dixon RA

更新日期：1996-10-01 00:00:00

abstract：:A light-induced shrinkage of chloroplasts in vivo could be detected with chloroplasts isolated within 2 minutes of harvesting pea plants. As determined both by packed volume and Coulter counter, the mean volume of chloroplasts from plants in the dark was 39 mu(3), whereas it was 31 mu(3) for chloroplasts from plants i...

journal_title：Plant physiology

authors： Nobel PS

更新日期：1968-05-01 00:00:00

abstract：:Measurements of metabolic fluxes in whole embryos and isolated plastids have revealed major changes in the pathways of carbon utilization during cotyledon filling by oilseed rape (Brassica napus L.) embryos. In the early cotyledon stage (stage A), embryos used sucrose (Suc) predominantly for starch synthesis. Plastids...

journal_title：Plant physiology

authors： Eastmond PJ,Rawsthorne S

更新日期：2000-03-01 00:00:00

abstract：:Thermostability of the photosynthetic apparatus of abscisic acid (ABA)-treated seedlings of barley (Hordeum vulgare) was studied by light-scattering and by fluorescence measurements of isolated chloroplasts. ABA treatment markedly decreased heat damage of the chloroplast ultrastructure; an exogenous ABA concentration ...

journal_title：Plant physiology

authors： Ivanov AG,Kitcheva MI,Christov AM,Popova LP

更新日期：1992-04-01 00:00:00

abstract：:The major nucleoside triphosphatase (NTPase) activities in mammalian and pea (Pisum sativum L.) nuclei are associated with enzymes that are very similar both biochemically and immunochemically. The major NTPase from rat liver nuclei appears to be a 46-kD enzyme that represents the N-terminal portion of lamins A and C,...

journal_title：Plant physiology

authors： Tong CG,Dauwalder M,Clawson GA,Hatem CL,Roux SJ

更新日期：1993-03-01 00:00:00

abstract：:Among the four uppermost leaves of greenhouse-grown plants of Xanthium strumarium L. the content of abscisic acid per unit fresh or dry weight was highest in the youngest leaf and decreased gradually with increasing age of the leaves. Expressed per leaf, the second youngest leaf was richest in ABA; the amount of ABA p...

journal_title：Plant physiology

authors： Raschke K,Zeevaart JA

更新日期：1976-08-01 00:00:00

abstract：:A method for the preparation of developmentally staged microspores and young pollen from maize (Zea mays) has been devised. The preparations are of sufficient purity and quantity for biochemical analysis, including the analysis of steady-state protein and RNA populations associated with each stage. A major transition ...

journal_title：Plant physiology

authors： Bedinger PA,Edgerton MD

更新日期：1990-02-01 00:00:00

abstract：:The influence of growth temperature on the free sugar and sucrose phosphate synthase content and activity of spinach (Spinacia oleracea) leaf tissue was studied. When plants were grown at 25 degrees C for 3 weeks and then transferred to a constant 5 degrees C, sucrose, glucose, and fructose accumulated to high levels ...

journal_title：Plant physiology

authors： Guy CL,Huber JL,Huber SC

更新日期：1992-09-01 00:00:00

abstract：:Rice (Oryza sativa) is the staple food for over half the world's population yet may represent a significant dietary source of inorganic arsenic (As), a nonthreshold, class 1 human carcinogen. Rice grain As is dominated by the inorganic species, and the organic species dimethylarsinic acid (DMA). To investigate how As ...

journal_title：Plant physiology

authors： Carey AM,Scheckel KG,Lombi E,Newville M,Choi Y,Norton GJ,Charnock JM,Feldmann J,Price AH,Meharg AA

更新日期：2010-01-01 00:00:00