Heterogeneous distribution of glycosyltransferases in the endoplasmic reticulum of castor bean endosperm.

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：:Low inorganic phosphate (Pi) availability triggers an array of spatiotemporal adaptive responses in Arabidopsis (Arabidopsis thaliana). There are several reports on the effects of Pi deprivation on the root system that have been attributed to different growth conditions and/or inherent genetic variability. Here we sho...

journal_title：Plant physiology

authors： Jain A,Poling MD,Smith AP,Nagarajan VK,Lahner B,Meagher RB,Raghothama KG

更新日期：2009-06-01 00:00:00

abstract：:Pulvinar motor tissues of Samanea saman are often excised for in vitro studies of ion transport. Because ion transport may be regulated in part by hydrostatic pressure (P), this study explores how P and water potential (Psi) change when motor tissues are excised. Water potential (Psi) of excised extensor and flexor ti...

journal_title：Plant physiology

authors： Gorton HL

更新日期：1987-04-01 00:00:00

abstract：:The concentration-dependent stimulatory and inhibitory effect of N-glycans on tomato (Lycopersicon esculentum Mill.) fruit ripening was recently reported (B. Priem and K.C. Gross [1992] Plant Physiol 98: 399-401). We report here the structure of 10 free N-glycans in mature green tomatoes. N-Glycans were purified from ...

journal_title：Plant physiology

authors： Priem B,Gitti R,Bush CA,Gross KC

更新日期：1993-06-01 00:00:00

abstract：:When soybean Glycine max var Wayne seedlings are shifted from a normal growth temperature of 28 degrees C up to 40 degrees C (heat shock or HS), there is a dramatic change in protein synthesis. A new set of proteins known as heat shock proteins (HSPs) is produced and normal protein synthesis is greatly reduced. A brie...

journal_title：Plant physiology

authors： Lin CY,Roberts JK,Key JL

更新日期：1984-01-01 00:00:00

abstract：:In maize (Zea mays) and other grasses, changes in orientation of stems are perceived by pulvinal tissue, which responds to the stimulus by differential growth resulting in upward bending of the stem. The amyloplast-containing bundle sheath cells are the sites of gravity perception, although the initial steps of gravit...

journal_title：Plant physiology

authors： Johannes E,Collings DA,Rink JC,Allen NS

更新日期：2001-09-01 00:00:00

abstract：:In all eukaryotes, cell cycle progression is controlled by cyclin-dependent kinases (CDKs) whose activity is regulated at several levels including inhibition by CDK inhibitors. Here, we report a comparative molecular and functional analysis of the tobacco (Nicotiana tomentosiformis) CDK inhibitor, NtKIS1a, and its spl...

journal_title：Plant physiology

authors： Jasinski S,Perennes C,Bergounioux C,Glab N

更新日期：2002-12-01 00:00:00

abstract：:Ion and oxygen uptake were studied on aging bean stem slices. Oxygen uptake was high immediately after slicing, decreased to a minimum at 100 minutes, and then increased again. Ion uptake per unit of O(2) uptake data suggested that metabolic energy was utilized almost exclusively for sodium transport in fresh tissue b...

journal_title：Plant physiology

authors： Floyd RA,Rains DW

更新日期：1971-05-01 00:00:00

abstract：:Most eukaryotic cells require peroxisomes, organelles housing fatty acid β-oxidation and other critical metabolic reactions. Peroxisomal matrix proteins carry peroxisome-targeting signals that are recognized by one of two receptors, PEX5 or PEX7, in the cytosol. After delivering the matrix proteins to the organelle, t...

journal_title：Plant physiology

authors： Kao YT,Fleming WA,Ventura MJ,Bartel B

更新日期：2016-11-01 00:00:00

abstract：:Analysis of Sorghum bicolor bloomless (bm) mutants with altered epicuticular wax (EW) structure uncovered a mutation affecting both EW and cuticle deposition. The cuticle of mutant bm-22 was about 60% thinner and approximately one-fifth the weight of the wild-type parent P954035 (WT-P954035) cuticles. Reduced cuticle ...

journal_title：Plant physiology

authors： Jenks MA,Joly RJ,Peters PJ,Rich PJ,Axtell JD,Ashworth EN

更新日期：1994-08-01 00:00:00

abstract：:Thylakoid proteins and their catabolites have been detected in lipid-protein particles isolated from the stroma of intact chloroplasts obtained from primary leaves of 2-week-old bean seedlings (Phaseolus vulgaris L. cv Kinghorn). The lipid-protein particles bear morphological resemblance to plastoglobuli seen in the c...

journal_title：Plant physiology

authors： Ghosh S,Hudak KA,Dumbroff EB,Thompson JE

更新日期：1994-12-01 00:00:00

abstract：:The mobilization of stored carbohydrates (sucrose and starch) and proteins during sucrose starvation was studied with sycamore (Acer pseudoplatanus L.) cells. When almost all the intracellular carbohydrate pools had disappeared, the cell protein content declined progressively whereas asparagine determined by either (1...

journal_title：Plant physiology

authors： Genix P,Bligny R,Martin JB,Douce R

更新日期：1990-10-01 00:00:00

abstract：:Ochromonas danica Pringsheim, a freshwater chrysomonad, converts d-glucose into l-ascorbic acid over a metabolic pathway that ;inverts' the carbon chain of the sugar. In this respect, l-ascorbic acid formation resembles that found in ascorbic acid-synthesizing animals. It differs from this process in that d-galacturon...

journal_title：Plant physiology

authors： Helsper JP,Kagan L,Hilby CL,Maynard TM,Loewus FA

更新日期：1982-02-01 00:00:00

abstract：:The unfolded protein response (UPR) is activated in plants in response to endoplasmic reticulum stress and plays an important role in mitigating stress damage. Multiple factors act in the UPR, including the membrane-associated transcription factor, BASIC LEUCINE ZIPPER 17 (bZIP17), and the membrane-associated RNA spli...

journal_title：Plant physiology

authors： Bao Y,Bassham DC,Howell SH

更新日期：2019-04-01 00:00:00

abstract：:Six species having characteristics of plants with the C(4) dicarboxylic photosynthetic pathway, Echinochloa utilis L. Ohwi et Yabuno (Japanese millet), Cynodon dactylon L. (Bermuda grass), Kyllinga brevifolia Rottb., Amaranthus tricolor L. cv. Early splendour, Kochia childsii Hort., and Portulaca grandiflora Hook (ros...

journal_title：Plant physiology

authors： Brownell PF,Crossland CJ

更新日期：1972-05-01 00:00:00

abstract：:Intact peroxisomes were prepared from green leaves of a number of C(3) species, both monocots and dicots. A protoplast extract from which chloroplasts have been removed by a 1-minute 10,000g centrifugation was applied to a step gradient of 5, 15, 30, and 45% Percoll containing 0.5 molar sucrose, 0.1% BSA, and 25 milli...

journal_title：Plant physiology

authors： Schmitt MR,Edwards GE

更新日期：1982-10-01 00:00:00

abstract：:Extracts of maize leaf sheath tissue deaminate both l-phenylalanine and l-tyrosine. The activities with both substrates are enhanced by treating the plant with gibberellic acid. Both activities decrease rapidly at the same rate when tissue is incubated in a moist atmosphere, and this decrease can be slowed by treatmen...

journal_title：Plant physiology

authors： Reid PD

更新日期：1972-10-01 00:00:00

abstract：:Changes in the galactose content of the noncellulosic polysaccharides of tomato (Mill) fruit cell walls were analyzed under various conditions. On the plant, galactan decreased gradually during fruit growth. As normal fruits ripened, the loss of galactan increased sharply; this was not observed in attached rin fruits ...

journal_title：Plant physiology

authors： Lackey GD,Gross KC,Wallner SJ

更新日期：1980-09-01 00:00:00

abstract：:The metabolism of labeled indole-3-acetic acid (IAA-2-(14)C) was investigated in Parthenocissus tricuspidata crown gall callus tissue. After 48 hours incubation, 85 to 90% of the supplied IAA was taken up by the tissue, and of that taken up, about 45% was conjugated with five amino acids. The conjugates found were asp...

journal_title：Plant physiology

authors： Feung CS,Hamilton RH,Mumma RO

更新日期：1976-11-01 00:00:00

abstract：:Understanding the distribution of elements within plant tissues is important across a range of fields in plant science. In this review, we examine synchrotron-based x-ray fluorescence microscopy (XFM) as an elemental imaging technique in plant sciences, considering both its historical and current uses as well as discu...

journal_title：Plant physiology

authors： Kopittke PM,Punshon T,Paterson DJ,Tappero RV,Wang P,Blamey FPC,van der Ent A,Lombi E

更新日期：2018-10-01 00:00:00

abstract：:The husk surrounding the ear of corn/maize (Zea mays) has widely spaced veins with a number of interveinal mesophyll (M) cells and has been described as operating a partial C(3) photosynthetic pathway, in contrast to its leaves, which use the C(4) photosynthetic pathway. Here, we characterized photosynthesis in maize ...

journal_title：Plant physiology

authors： Pengelly JJ,Kwasny S,Bala S,Evans JR,Voznesenskaya EV,Koteyeva NK,Edwards GE,Furbank RT,von Caemmerer S

更新日期：2011-06-01 00:00:00

abstract：:Stimulation of active oxygen metabolism occurs during the early stages of interactions involving bacteria and plant cell suspensions. Although many cellular processes are known to affect active oxygen metabolism in plants, it is not known which of these factors affect active oxygen levels during plant-bacteria interac...

journal_title：Plant physiology

authors： Baker CJ,Harmon GL,Glazener JA,Orlandi EW

更新日期：1995-05-01 00:00:00

abstract：:Endogenous abscisic acid (ABA) levels are regulated by both biosynthesis and catabolism of the hormone. ABA 8'-hydroxylase is considered to be the key catabolic enzyme in many physiological processes. We have previously identified that four members of the Arabidopsis (Arabidopsis thaliana) CYP707A gene family (CYP707A...

journal_title：Plant physiology

authors： Okamoto M,Kuwahara A,Seo M,Kushiro T,Asami T,Hirai N,Kamiya Y,Koshiba T,Nambara E

更新日期：2006-05-01 00:00:00

abstract：:Using intact leaves of Spinacia oleracea (L.), reversible temperature-induced changes in chlorophyll fluorescence emitted at room temperature and at 77K were studied. Interpretation of fluorescence at 77K was largely facilitated by developing a new method to minimize reabsorption artifacts (;diluted leaf-powder'). Lea...

journal_title：Plant physiology

authors： Weis E

更新日期：1984-02-01 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：:Chlorophyll levels in l-cm sections of the youngest fully expanded leaves of normal (Y) Festuca pratensis L. declined almost to zero over a period of 6 days after excision. Chlorophyll in a mutant genotype (NY) remained near the initial level for the whole of this period. Abscisic acid promoted pigment loss in Y but h...

journal_title：Plant physiology

authors： Thomas H,Stoddart JL

更新日期：1975-09-01 00:00:00

abstract：:Polyadenylated RNA was isolated from maize leaves and translated in vitro. In agreement with a previous report by others, we found among the translation products a 110-kilodalton pyruvate orthophosphate dikinase (PPDK) precursor that is about 16 kilodaltons larger than the polypeptide isolated from cells. This maize P...

journal_title：Plant physiology

authors： Aoyagi K,Bassham JA

更新日期：1985-08-01 00:00:00

abstract：:Growth of Zea mays L. cv Potro roots was inhibited by the herbicide metsulfuron methyl (MSM) at the lowest concentration tested: 5 nanomoles per liter. Pretreatment of corn seeds with commercial 1,8-naphthalic anhydride (NA) at 1% (w/w) partially reversed MSM-induced root growth inhibition. MSM at a concentration of 5...

journal_title：Plant physiology

authors： Milhomme H,Bastide J

更新日期：1990-06-01 00:00:00

abstract：:Chromatographic analysis of organelle-associated citrate synthase activity revealed distinct mitochondrial and glyoxysomal forms of the enzyme. The chromatographic elution patterns on hydroxylapatite, carboxymethylcellulose and DEAE-cellulose of citrate synthase from the endosperm of 4.5-day-old castor bean seedlings ...

journal_title：Plant physiology

authors： Kagawa T

更新日期：1981-10-01 00:00:00

abstract：:DNA polymerase zeta catalytic subunit REV3 is known to play an important role in the repair of DNA damage induced by cross-linking and methylating agents. Here, we demonstrate that in Arabidopsis (Arabidopsis thaliana), the basic polymerase activity of REV3 is essential for resistance protection against these differen...

journal_title：Plant physiology

authors： Kobbe S,Trapp O,Knoll A,Manuss A,Puchta H

更新日期：2015-12-01 00:00:00