Partial Purification and Characterization of d-Ribose-5-phosphate Reductase from Adonis vernalis L. Leaves.

abstract：:Gibberellin A(1) (GA(1)), 3-epi-GA(1), GA(4), GA(9), 11alpha-hydroxyGA(12), 12alpha-hydroxyGA(12), GA(15), GA(17), GA(19), GA(20), GA(25), GA(37), GA(40), GA(58), GA(69), GA(70), and GA(71) have been identified from Kovats retention indices and full scan mass spectra by capillary GC-MS analyses of purified extracts fr...

journal_title：Plant physiology

authors： Yamane H,Fujioka S,Spray CR,Phinney BO,Macmillan J,Gaskin P,Takahashi N

更新日期：1988-03-01 00:00:00

abstract：:A large proton leak not coupled to ATP synthesis (slip) occurs at alkaline pH through the chloroplast ATP synthase (Y. Evron, M. Avron [1990] Biochim Biophys Acta 1019: 115-120). The involvement of the ATP synthase [gamma]-subunit in the regulation of proton conductance was analyzed by measuring the effect of thiolalk...

journal_title：Plant physiology

authors： Evron Y,Pick U

更新日期：1997-12-01 00:00:00

abstract：:Mitogen-activated protein kinase (MAPK) cascades play important roles in disease resistance in model plant species such as Arabidopsis (Arabidopsis thaliana) and tobacco (Nicotiana tabacum). However, the importance of MAPK signaling pathways in the disease resistance of crops is still largely uninvestigated. To better...

journal_title：Plant physiology

authors： Liu JZ,Horstman HD,Braun E,Graham MA,Zhang C,Navarre D,Qiu WL,Lee Y,Nettleton D,Hill JH,Whitham SA

更新日期：2011-11-01 00:00:00

abstract：:Substantial experimental datasets defining the subcellular location of Arabidopsis (Arabidopsis thaliana) proteins have been reported in the literature in the form of organelle proteomes built from mass spectrometry data (approximately 2,500 proteins). Subcellular location for specific proteins has also been published...

journal_title：Plant physiology

authors： Heazlewood JL,Tonti-Filippini J,Verboom RE,Millar AH

更新日期：2005-10-01 00:00:00

abstract：:We compared nodule initiation in lateral roots of Pisum sativum (L.) cv Sparkle and in a low-nodulating mutant E2 (sym 5). In Sparkle, about 25% of the infections terminated in the epidermis, a similar number stopped in the cortex, and 50% resulted in the formation of a nodule meristem or an emerged nodule. The mutant...

journal_title：Plant physiology

authors： Guinel FC,Larue TA

更新日期：1991-11-01 00:00:00

abstract：:In cyanobacteria fatty acids destined for lipid synthesis can be synthesized de novo, but also exogenous free fatty acids from the culture medium can be directly incorporated into lipids. Activation of exogenous fatty acids is likely required prior to their utilization. To identify the enzymatic activity responsible f...

journal_title：Plant physiology

authors： Kaczmarzyk D,Fulda M

更新日期：2010-03-01 00:00:00

abstract：:Nitrate or ammonium was added to soybean (Glycine max L. Merrill cv Corsoy) plants grown in plastic pouches 10 days after nodules first appeared. By the third day of treatment with 10 millimolar nitrate, nitrogenase specific activity (per unit nodule weight) had decreased to 15% to 25% of that of untreated plants. Lon...

journal_title：Plant physiology

authors： Noel KD,Carneol M,Brill WJ

更新日期：1982-11-01 00:00:00

abstract：:The translocation of radioactive photosynthate was studied in blades detached from plants which had been grown in nutrient solution with and without potassium. Basipetal translocation decreased in the blades of plants deprived of potassium, even when deficiency symptoms were not visible. In such slightly potassium-def...

journal_title：Plant physiology

authors： Hartt CE

更新日期：1970-02-01 00:00:00

abstract：:Formation of the riboside-5'-monophosphate is a general feature of the metabolism of cytokinins in plants. As part of a study of the biological significance of the nucleotide form of cytokinins, we analyzed a mutant of Arabidopsis thaliana deficient in adenine phosphoribosyltransferase (APRT) activity for its ability ...

journal_title：Plant physiology

authors： Moffatt B,Pethe C,Laloue M

更新日期：1991-03-01 00:00:00

abstract：:Comparisons were made between the free amino acid composition in leaf exudates and that in pure phloem sap, using twin samples taken from a single leaf of two oat (Avena sativa L.) and three barley (Hordeum vulgare L.) varieties. Leaf exudate was collected in a 5 mm EDTA-solution (pH 7.0) from cut leaf blades and phlo...

journal_title：Plant physiology

authors： Weibull J,Ronquist F,Brishammar S

更新日期：1990-01-01 00:00:00

abstract：:Researchers have long endeavored to produce modified fatty acids in easily managed crop plants where they are not natively found. An important step toward this goal has been the biosynthesis of these valuable products in model oilseeds. The successful production of such fatty acids has revealed barriers to the broad a...

journal_title：Plant physiology

authors： Lunn D,Smith GA,Wallis JG,Browse J

更新日期：2018-06-01 00:00:00

abstract：:The levels of activity of 2-phosphoglycolate phosphatase in the green algae, Chlamydomonas reinhardtii and Chlorella vulgaris, were in the range of 37 to 60 micromoles per milligram chlorophyll per hour and in the blue-green algae, Anacystis nidulans and Anabaena variabilis were 204 to 310 micromoles per milligram chl...

journal_title：Plant physiology

authors： Husic HD,Tolbert NE

更新日期：1985-10-01 00:00:00

abstract：:Osmoregulation in opening stomata of epidermal peels from Vicia faba L. leaves was investigated under a variety of experimental conditions. The K(+) content of stomatal guard cells and the starch content of guard cell chloroplasts were examined with cobaltinitrite and iodine-potassium iodide stains, respectively; stom...

journal_title：Plant physiology

authors： Tallman G,Zeiger E

更新日期：1988-11-01 00:00:00

abstract：:Strigolactones (SLs) are plant hormones that suppress lateral shoot branching, and act to regulate root hair elongation and lateral root formation. Here, we show that SLs are regulators of plant perception of or response to low inorganic phosphate (Pi) conditions. This regulation is mediated by MORE AXILLARY GROWTH2 (...

journal_title：Plant physiology

authors： Mayzlish-Gati E,De-Cuyper C,Goormachtig S,Beeckman T,Vuylsteke M,Brewer PB,Beveridge CA,Yermiyahu U,Kaplan Y,Enzer Y,Wininger S,Resnick N,Cohen M,Kapulnik Y,Koltai H

更新日期：2012-11-01 00:00:00

abstract：:Higher plants express several isoforms of vacuolar and cell wall invertases (CWI), some of which are inactivated by inhibitory proteins at certain stages of plant development. We have purified an apoplasmic inhibitor (INH) of tobacco (Nicotiana tabacum) CWI to homogeneity. Based on sequences from tryptic fragments, we...

journal_title：Plant physiology

authors： Greiner S,Krausgrill S,Rausch T

更新日期：1998-02-01 00:00:00

abstract：:Soybean (Glycine max L. Merr.) germplasm, isogenic except for loci controlling male sterility (ms(1)), was utilized to study the effects of reproductive development on certain aspects of photosynthesis. Plants were sampled at various times between flowering (77 days after transplanting) and maturity (147 days after tr...

journal_title：Plant physiology

authors： Burke JJ,Kalt-Torres W,Burton JW,Wilson RF

更新日期：1987-08-01 00:00:00

abstract：:To obtain detailed information about gene expression during stamen development in Arabidopsis (Arabidopsis thaliana), we compared, by microarray analysis, the gene expression profile of wild-type inflorescences to those of the floral mutants apetala3, sporocyteless/nozzle, and male sterile1 (ms1), in which different a...

journal_title：Plant physiology

authors： Alves-Ferreira M,Wellmer F,Banhara A,Kumar V,Riechmann JL,Meyerowitz EM

更新日期：2007-11-01 00:00:00

abstract：:Cotyledons excised from dark-grown cucumber (Cucumis sativus L. cv. Aonagajibai) seedlings were incubated in the dark with the cytokinin benzyladenine for different time periods. Then, various greening parameters were examined, including protochlorophyll(ide) to chlorophyll(ide) photoconversion and delta-aminolevulini...

journal_title：Plant physiology

authors： Lew R,Tsuji H

更新日期：1982-03-01 00:00:00

abstract：:The PDF1.2 gene of Arabidopsis encoding a plant defensin is commonly used as a marker for characterization of the jasmonate-dependent defense responses. Here, using PDF1.2 promoter-deletion lines linked to the beta-glucoronidase-reporter gene, we examined putative promoter elements associated with jasmonate-responsive...

journal_title：Plant physiology

authors： Brown RL,Kazan K,McGrath KC,Maclean DJ,Manners JM

更新日期：2003-06-01 00:00:00

abstract：:The JASMONATE ZIM DOMAIN (JAZ) proteins function as negative regulators of jasmonic acid signaling in plants. We cloned 12 JAZ genes from native tobacco (Nicotiana attenuata), including nine novel JAZs in tobacco, and examined their expression in plants that had leaves elicited by wounding or simulated herbivory. Most...

journal_title：Plant physiology

authors： Oh Y,Baldwin IT,Gális I

更新日期：2012-06-01 00:00:00

abstract：:Gibberellic acid (GA(3)) promotes and continuous gold light inhibits germination of seeds of a dwarf strain (WB-2) of watermelon [Citrullus lanatus (Thunb.) Matsu. and Nakai]. Osmotic inhibition of germination with mannitol in light-grown seeds of WB-2 was only slightly reversed by GA(3) at the concentrations used, wh...

journal_title：Plant physiology

authors： Evensen KB,Loy JB

更新日期：1978-07-01 00:00:00

abstract：:Plant roots show a particularly high variation in their morphological response to different nutrient deficiencies. Although such changes often determine the nutrient efficiency or stress tolerance of plants, it is surprising that a comprehensive and comparative analysis of root morphological responses to different nut...

journal_title：Plant physiology

authors： Gruber BD,Giehl RF,Friedel S,von Wirén N

更新日期：2013-09-01 00:00:00

abstract：:Pollen tube growth requires a Ca2+ gradient, with elevated levels of cytosolic Ca2+ at the growing tip. This gradient's magnitude oscillates with growth oscillation but is always maintained. Ca2+ influx into the growing tip is necessary, and its magnitude also oscillates with growth. It has been widely assumed that st...

journal_title：Plant physiology

authors： Dutta R,Robinson KR

更新日期：2004-07-01 00:00:00

abstract：:Pyruvate dehydrogenase complex is associated with intact chloroplasts and mitochondria of 9-day-old Pisum sativum L. seedlings. The ratio of the mitochondrial complex to the chloroplast complex activities is about 3 to 1. Maximal rates observed for chloroplast pyruvate dehydrogenase complex activity ranged from 6 to 9...

journal_title：Plant physiology

authors： Williams M,Randall DD

更新日期：1979-12-01 00:00:00

abstract：:To investigate the relation between cell division and expansion in the regulation of organ growth rate, we used Arabidopsis thaliana primary roots grown vertically at 20 degreesC with an elongation rate that increased steadily during the first 14 d after germination. We measured spatial profiles of longitudinal veloci...

journal_title：Plant physiology

authors： Beemster GT,Baskin TI

更新日期：1998-04-01 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：:[(14)C]butyl gallate was used in binding studies to investigate the cyanide-resistant respiratory pathway in mitochondria isolated from a variety of sources displaying varying levels of cyanide resistance. Highly cyanide-resistant mitochondria were isolated from aroid spadices, while moderately cyanide-resistant mitoc...

journal_title：Plant physiology

authors： Stegink SJ,Siedow JN

更新日期：1986-01-01 00:00:00

abstract：:An ATPase preparation, presumed to be associated with plasma membrane due to the coincidence on isopycnic gradients of cellulase and beta-glucan synthetase at high substrate, has been isolated from the epidermal and mesophyll of tobacco leaf. The ATPase from both tissues was found to prefer ATP over other nucleotides....

journal_title：Plant physiology

authors： Lurie S

更新日期：1979-05-01 00:00:00

abstract：:A key floral activator, FT, integrates stimuli from long-day, vernalization, and autonomous pathways and triggers flowering by directly regulating floral meristem identity genes in Arabidopsis (Arabidopsis thaliana). Since a small amount of FT transcript is sufficient for flowering, the FT level is strictly regulated ...

journal_title：Plant physiology

authors： Seo E,Yu J,Ryu KH,Lee MM,Lee I

更新日期：2011-08-01 00:00:00

abstract：:Ribulose 1,5-bisphosphate carboxylase (RuBPCase) was chosen as a model protein to study how heat shock (HS) affects both chloroplast protein synthesis and the nuclear-chloroplast interaction in production of chloroplast proteins. Experiments were performed using highly chlorophyllous, soybean (Glycine max L. Merr. var...

journal_title：Plant physiology

authors： Vierling E,Key JL

更新日期：1985-05-01 00:00:00