Characterization of the Proton-Translocating Cytochrome c Oxidase Activity in the Plasma Membrane of Intact Anacystis nidulans Spheroplasts.

abstract：:The kinetic properties of the adenosine 5[prime]-diphosphate/adenosine 5[prime]-triphosphate (ADP/ATP) translocator from pea (Pisum sativum L.) root plastids were determined by silicone oil filtering centrifugation and compared with those of spinach (Spinacia oleracea L.) chloroplasts and pea leaf mitochondria. In add...

journal_title：Plant physiology

authors： Schunemann D,Borchert S,Flugge UI,Heldt HW

更新日期：1993-09-01 00:00:00

abstract：:The induction of a dissolved inorganic carbon (DIC) accumulating mechanism in the two algal species Scenedesmus obliquus (WT) and Chlamydomonas reinhardtii (137 c+) was physiologically characterized by monitoring DIC uptake kinetics at a low and constant DIC concentration (120-140 micromolar), after transfer from high...

journal_title：Plant physiology

authors： Palmqvist K,Sjöberg S,Samuelsson G

更新日期：1988-06-01 00:00:00

abstract：:Cotton (Gossypium spp.) fiber cells are seed trichomes derived from the epidermal layer of the cotton seed coat. The molecular components responsible for regulating fiber cell differentiation have not been fully elucidated. A cotton PROTODERMAL FACTOR1 gene (GbPDF1) was found to be expressed preferentially during fibe...

journal_title：Plant physiology

authors： Deng F,Tu L,Tan J,Li Y,Nie Y,Zhang X

更新日期：2012-02-01 00:00:00

abstract：:The synthetically produced fluorescent siderophore NBD-desferrioxamine B (NBD-DFO), an analog of the natural siderophore ferrioxamine B, was used to study iron uptake by plants. Short-term (10-hour) (55)Fe uptake rates by cotton (Gossypium spp.) and maize (Zea mays L.) plants from the modified siderophore were similar...

journal_title：Plant physiology

authors： Bar-Ness E,Hadar Y,Chen Y,Shanzer A,Libman J

更新日期：1992-08-01 00:00:00

abstract：:Treatment of bean (Phaseolus vulgaris L.) seedlings with low levels of salinity (50 or 100 millimolar NaCl) decreased the rate of light-induced leaf cell expansion in the primary leaves over a 3 day period. This decrease could be due to a reduction in one or both of the primary cellular growth parameters: wall exten...

journal_title：Plant physiology

authors： Neumann PM,Van Volkenburgh E,Cleland RE

更新日期：1988-01-01 00:00:00

abstract：:Western blots of soluble protein from wheat, rice, and corn showed that ADPglucose pyrophosphorylase subunits have a size of 50 kilodaltons from endosperm tissue and 43 and 46 kilodaltons from leaf. Antisera to ADPglucose pyrophosphorylase precipitated in vitro translation products of 73 and 76 kilodaltons when leaf p...

journal_title：Plant physiology

authors： Krishnan HB,Reeves CD,Okita TW

更新日期：1986-06-01 00:00:00

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：:Long term feeding of acetate-2-(14)C, (14)CO(2), citrate-1,5-(14)C, fumarate-2,3-(14)C, and succinate-2,3-(14)C to mung bean (Phaseolus aureus L. var. Mungo) leaves in the dark gave labeling predominantly in tricarboxylic acid cycle intermediates. Kinetics of the intermediates during dark/light/dark transitions showed...

journal_title：Plant physiology

authors： Chapman EA,Graham D

更新日期：1974-06-01 00:00:00

abstract：:Protein phosphorylation, catalyzed by the opposing actions of protein kinases and phosphatases, is a cornerstone of cellular signaling and regulation. Since their discovery, protein phosphatases have emerged as highly regulated enzymes with specificity that rivals their counteracting kinase partners. However, despite ...

journal_title：Plant physiology

authors： Uhrig RG,Moorhead GB

更新日期：2011-12-01 00:00:00

abstract：:Plants of Zea mays were grown with their roots confined to growing tubes, consisting of cylindrical or spherical glass tubes fitted at the bottom with a stopcock. Nutrient solution was circulated past the roots, and when a plant was 21 to 25 days old, the stopcock was closed, the root excised from the plant and connec...

journal_title：Plant physiology

authors： Miller DM

更新日期：1987-09-01 00:00:00

abstract：:A MADS-box gene, MdMADS2, was isolated from the apple (Malus x domestica Borkh.) var Fuji and its developmental expression pattern was studied during flower development. MdMADS2 shares a high degree of amino acid sequence identity with the SQUAMOSA subfamily of genes. RNA blot analysis showed that MdMADS2 is transcrib...

journal_title：Plant physiology

authors： Sung SK,Yu GH,An G

更新日期：1999-08-01 00:00:00

abstract：:Soybean (Glycine max cv Hodgson) nitrogenase activity (C(2)H(2) reduction) in the presence or absence of nitrate was studied at various external O(2) tensions. Nitrogenase activity increased with oxygen partial pressure up to 30 kilopascals, which appeared to be the optimum. A parallel increase in ATP/ADP ratios indic...

journal_title：Plant physiology

authors： Heckmann MO,Drevon JJ,Saglio P,Salsac L

更新日期：1989-05-01 00:00:00

abstract：:Boron (B) is required for cross linking of the pectic polysaccharide rhamnogalacturonan II (RG-II) and is consequently essential for the maintenance of cell wall structure. Arabidopsis (Arabidopsis thaliana) BOR1 is an efflux B transporter for xylem loading of B. Here, we describe the roles of BOR2, the most similar p...

journal_title：Plant physiology

authors： Miwa K,Wakuta S,Takada S,Ide K,Takano J,Naito S,Omori H,Matsunaga T,Fujiwara T

更新日期：2013-12-01 00:00:00

abstract：:The phototropic response of Arabidopsis (Arabidopsis thaliana) is induced by the phototropin photoreceptors and modulated by the cryptochrome and phytochrome photoreceptors. Downstream of these photoreceptors, asymmetric lateral redistribution of auxin underlies the differential growth, which results in phototropism. ...

journal_title：Plant physiology

authors： Whippo CW,Hangarter RP

更新日期：2005-09-01 00:00:00

abstract：:Rhizobitoxine, an inhibitor of methionine biosynthesis in Salmonella typhimurium, inhibited ethylene production about 75% in light-grown sorghum seedlings and in senescent apple tissue. Ethylene production stimulated by indoleacetic acid and kinetin in sorghum was similarly inhibited. With both apple and sorghum, the ...

journal_title：Plant physiology

authors： Owens LD,Lieberman M,Kunishi A

更新日期：1971-07-01 00:00:00

abstract：:Sucrose gradient profiles of polyribosomes from the coleoptilar node region of seedlings of Zea mays L. were obtained without pelleting and redispersion of the particles. Water stress caused a shift of ribosomes from the polymeric to the monomeric form, starting about 30 minutes after stress initiation and when the wa...

journal_title：Plant physiology

authors： Hsiao TC

更新日期：1970-08-01 00:00:00

abstract：:Despite generating an obvious mutant phenotype, whether the Arabidopsis (Arabidopsis thaliana) proton gradient regulation5 (pgr5) mutation influences cyclic electron transport (CET) around PSI is a topic of debate. Results of electrochromic shift analysis show that proton conductivity across the thylakoid membrane (gH...

journal_title：Plant physiology

authors： Yamamoto H,Shikanai T

更新日期：2020-09-01 00:00:00

abstract：:In conifer stems, formation of chemical defenses against insects or pathogens involves specialized anatomical structures of the phloem and xylem. Oleoresin terpenoids are formed in resin duct epithelial cells and phenolics accumulate in polyphenolic parenchyma cells. Ethylene signaling has been implicated in the induc...

journal_title：Plant physiology

authors： Ralph SG,Hudgins JW,Jancsik S,Franceschi VR,Bohlmann J

更新日期：2007-01-01 00:00:00

abstract：:In a study on 3-day maize (Zea mays) seedlings, grown on nitrate, requirements were established for the maximum extraction and optimum stabilization of nitrate reductase in vitro. With the primary root, 5 mm cysteine were required in the extraction medium, but for the scutellum, which has a high level of endogenous th...

journal_title：Plant physiology

authors： Wallace W

更新日期：1973-09-01 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 light and CO(2) response of (a) photosynthesis, (b) the activation state and total catalytic efficiency (k(cat)) of ribulose-1,5-bisphosphate carboxylase (rubisco), and (c) the pool sizes of ribulose 1,5-bisphosphate, (RuBP), ATP, and ADP were studied in the C(3) annuals Chenopodium album and Phaseolus vulgaris at...

journal_title：Plant physiology

authors： Sage RF,Sharkey TD,Seemann JR

更新日期：1990-12-01 00:00:00

abstract：:We have described the modulation of four auxin-regulated genes during the growth cycle of suspension-cultured tobacco (Nicotiana tabacum [L.] var White Burley) cells. The genes were transiently expressed 2 to 8 h after transfer of stationary phase cells to fresh medium, during the transition from the quiescent phase o...

journal_title：Plant physiology

authors： Boot K,Van Der Zaal BJ,Velterop J,Quint A,Mennes AM,Hooykaas P,Libbenga KR

更新日期：1993-06-01 00:00:00

abstract：:To improve seed iron (Fe) content and bioavailability, it is crucial to decipher the mechanisms that control Fe storage during seed development. In Arabidopsis (Arabidopsis thaliana) seeds, most Fe is concentrated in insoluble precipitates, with phytate in the vacuoles of cells surrounding the vasculature of the embry...

journal_title：Plant physiology

authors： Mary V,Schnell Ramos M,Gillet C,Socha AL,Giraudat J,Agorio A,Merlot S,Clairet C,Kim SA,Punshon T,Guerinot ML,Thomine S

更新日期：2015-09-01 00:00:00

abstract：:A new method has been developed for screening algal photosynthetic mutants. This method uses autoradiography to assess gross photosynthetic 14C fixation by green algal colonies on agar plates and allows the identification of clones that differ in photosynthetic characteristics from wild-type cells. Three wild-type cel...

journal_title：Plant physiology

authors： Matsuda Y,Colman B

更新日期：1996-04-01 00:00:00

abstract：:Changes in cytoplasmic Ca2+ concentration ([Ca2+]i) have been proposed to be involved in signal transduction pathways in response to a number of stimuli, including gravity and touch. The current hypothesis proposes that the development of gravitropic bending is correlated with a redistribution of [Ca2+]i in gravistimu...

journal_title：Plant physiology

authors： Legué V,Blancaflor E,Wymer C,Perbal G,Fantin D,Gilroy S

更新日期：1997-07-01 00:00:00

abstract：:Ethylene-responsive element binding factors (ERF) proteins are plant-specific transcription factors, many of which have been linked to stress responses. We have identified four Arabidopsis ERF genes whose expression was specifically induced by avirulent and virulent strains of the bacterial pathogen Pseudomonas syring...

journal_title：Plant physiology

authors： Oñate-Sánchez L,Singh KB

更新日期：2002-04-01 00:00:00

abstract：:Allene oxide synthase (AOS; hydroperoxide dehydratase; EC 4.2.1.92) catalyzes the first step in the biosynthesis of jasmonic acid from lipoxygenase-derived hydroperoxides of free fatty acids. Using the AOS cDNA from tomato (Lycopersicon esculentum), in which the role of jasmonic acid in wound-induced defense gene acti...

journal_title：Plant physiology

authors： Sivasankar S,Sheldrick B,Rothstein SJ

更新日期：2000-04-01 00:00:00

abstract：:Lipases are involved in the generation of jasmonates, which regulate responses to biotic and abiotic stresses. Two sn-1-specific acyl hydrolases, DEFECTIVE IN ANTHER DEHISCENCE1 (DAD1) and DONGLE (DGL), have been reported to be localized in plastids and to be essential and sufficient for jasmonate biosynthesis in Arab...

journal_title：Plant physiology

authors： Ellinger D,Stingl N,Kubigsteltig II,Bals T,Juenger M,Pollmann S,Berger S,Schuenemann D,Mueller MJ

更新日期：2010-05-01 00:00:00

abstract：:In an earlier paper we showed that in fully developed barley (Hordeum vulgare L.) root epidermal cells a decrease in cytosolic K+ was associated with an acidification of the cytosol (D.J. Walker, R. A. Leigh, A.J. Miller [1996] Proc Natl Acad Sci USA 93: 10510-10514). To show that these changes in cytosolic ion concen...

journal_title：Plant physiology

authors： Walker DJ,Black CR,Miller AJ

更新日期：1998-11-01 00:00:00

abstract：:Young seedlings of Lavatera cretica L. exhibit positive phototropism. The hypocotyl perceives unilateral illumination with blue light and curves towards the light source by unequal growth. In addition, the cotyledonary laminas perceive the vectorial component of unilateral illumination with blue light and reorient nor...

journal_title：Plant physiology

authors： Schwartz A,Koller D

更新日期：1980-07-01 00:00:00