A cross-polarization, magic-angle-spinning, 13C-nuclear-magnetic-resonance study of polysaccharides in sugar beet cell walls

abstract：:The seasonal change in leaf water potential and its components, stomatal resistance, specific leaf weight, photosynthesis rate, the activities of ribulose-1,5-bisphosphate carboxylase and nitrate reductase, and soluble proteins were measured in flag leaves (ninth from base in position), seventh and fifth leaves of whe...

journal_title：Plant physiology

authors： Aggarwal PK,Sinha SK

更新日期：1984-04-01 00:00:00

abstract：:The O(2) concentration in intact and osmotically disrupted isolated spinach (Spinacia oleracea, L.) chloroplasts during photosynthesis was estimated. The chloroplasts were allowed to reduce 3-phosphoglycerate, CO(2), or ferricyanide in light until the rate of O(2) production was linear. When the light was turned off O...

journal_title：Plant physiology

authors： Steiger HM,Beck E

更新日期：1977-12-01 00:00:00

abstract：:Seed dormancy is a common phase of the plant life cycle, and several parts of the seed can contribute to dormancy. Whole seeds, seeds lacking the testa, embryos, and isolated aleurone layers of Arabidopsis (Arabidopsis thaliana) were used in experiments designed to identify components of the Arabidopsis seed that cont...

journal_title：Plant physiology

authors： Bethke PC,Libourel IG,Aoyama N,Chung YY,Still DW,Jones RL

更新日期：2007-03-01 00:00:00

abstract：:The enzyme 3'-AMP nucleotidase was purified 2,500- to 5,000-fold from extracts of an acetone powder of wheat (Triticum aestivum) embryonic axes germinated for 40 hours. Sodium dodecyl sulfate acrylamide gel electrophoresis and chromatography on Biogel-P100 indicate that the enzyme is monomeric with a molecular weight ...

journal_title：Plant physiology

authors： Zhu ZP,Marsh L,Marcus A

更新日期：1983-02-01 00:00:00

abstract：:FLAGELLIN-SENSING2 (FLS2) is the plant cell surface receptor that perceives bacterial flagellin or flg22 peptide, initiates flg22-signaling responses, and contributes to bacterial growth restriction. Flg22 elicitation also leads to ligand-induced endocytosis and degradation of FLS2 within 1 h. Why plant cells remove t...

journal_title：Plant physiology

authors： Smith JM,Salamango DJ,Leslie ME,Collins CA,Heese A

更新日期：2014-01-01 00:00:00

abstract：:We evaluated the symbiotic phenotypes of nodulation-restrictive and normal soybean isolines by inoculating Clark (genotypically Rj(1)Rj(1)) and mutant Clark-rj(1) (genotypically rj(1)rj(1)) seedlings in plastic growth pouches. Nodules first appeared on Clark seedlings inoculated with Bradyrhizobium japonicum USDA 94 a...

journal_title：Plant physiology

authors： Pueppke SG,Payne JH

更新日期：1987-08-01 00:00:00

abstract：:Based on the ability of phytosiderophores to chelate other heavy metals besides iron (Fe), phytosiderophores were suggested to prevent graminaceous plants from cadmium (Cd) toxicity. To assess interactions between Cd and phytosiderophore-mediated Fe acquisition, maize (Zea mays) plants were grown hydroponically under ...

journal_title：Plant physiology

authors： Meda AR,Scheuermann EB,Prechsl UE,Erenoglu B,Schaaf G,Hayen H,Weber G,von Wirén N

更新日期：2007-04-01 00:00:00

abstract：:Pollen germination, along with pollen tube growth, is an essential process for the reproduction of flowering plants. The germinating pollen with tip-growth characteristics provides an ideal model system for the study of cell growth and morphogenesis. As an essential step toward a detailed understanding of this importa...

journal_title：Plant physiology

authors： Wang Y,Zhang WZ,Song LF,Zou JJ,Su Z,Wu WH

更新日期：2008-11-01 00:00:00

abstract：:The SLEEPY1 (SLY1) F-box gene is a positive regulator of gibberellin (GA) signaling in Arabidopsis (Arabidopsis thaliana). Loss of SLY1 results in GA-insensitive phenotypes including dwarfism, reduced fertility, delayed flowering, and increased seed dormancy. These sly1 phenotypes are partially rescued by overexpressi...

journal_title：Plant physiology

authors： Ariizumi T,Lawrence PK,Steber CM

更新日期：2011-02-01 00:00:00

abstract：:The relationship among physiological, injury, growth, and yield responses was examined in field-grown green pepper (Capsicum annuum L. ;California Wonder') subjected to two airborne environmental stresses. The primary objectives were to determine if the stresses could cause alterations in the plant responses, and to d...

journal_title：Plant physiology

authors： Takemoto BK,Bytnerowicz A,Olszyk DM

更新日期：1988-10-01 00:00:00

abstract：:Extracts from various parts of Phaseolus vulgaris L. var. Pinto plants were found to exhibit cytokinin activity with the highest levels present in extracts of the fruit tissue. To separate the cytokinins present in the fruit, extracts were chromatographed in several solvent systems. Bioassays of chromatograms indicate...

journal_title：Plant physiology

authors： Krasnuk M,Witham FH,Tegley JR

更新日期：1971-09-01 00:00:00

abstract：:Eighty-five cDNA clones for gamma-zein (proline-rich zein) from a cDNA expression library were isolated using specific antibody and cDNA probes. Nucleotide sequences of seven independent clones were determined and found to be identical in regions where they overlapped. The primary structure of the mature protein, dete...

journal_title：Plant physiology

authors： Wang SZ,Esen A

更新日期：1986-05-01 00:00:00

abstract：:The fossil record and models of atmospheric concentrations of O2 and CO2 suggest that past shifts in plant ecological dominance often coincided with dramatic changes in Earth's atmospheric composition. This study tested the effects of past changes in atmospheric composition on the photosynthetic physiology of a limite...

journal_title：Plant physiology

authors： Yiotis C,McElwain JC

更新日期：2019-11-01 00:00:00

abstract：:Glyceraldehyde 3-phosphate dehydrogenases (EC 1.2.1.12 and 1.2.1.13) have been purified from the seed, root, etiolated, and green shoot of peas (Pisum sativum). These enzymes are tetramers of 140,000 daltons, with subunits of 35,000 daltons. The enzymes differ in isoelectric point. The seed enzyme has a pI of 5.1, and...

journal_title：Plant physiology

authors： McGowan RE,Gibbs M

更新日期：1974-09-01 00:00:00

abstract：:Cells of yellow-poplar (Liriodendron tulipifera L.) were transformed by direct gene transfer and regenerated into plants by somatic embryogenesis. Plasmid DNA bearing marker genes encoding beta-glucuronidase (GUS) and neomycin phosphotransferase (NPT II) were introduced by microprojectile bombardment into single cells...

journal_title：Plant physiology

authors： Wilde HD,Meagher RB,Merkle SA

更新日期：1992-01-01 00:00:00

abstract：:We functionally characterized the grape (Vitis vinifera) VvPIP2;4N (for Plasma membrane Intrinsic Protein) aquaporin gene. Expression of VvPIP2;4N in Xenopus laevis oocytes increased their swelling rate 54-fold. Northern blot and quantitative reverse transcription-polymerase chain reaction analyses showed that VvPIP2;...

journal_title：Plant physiology

authors： Perrone I,Gambino G,Chitarra W,Vitali M,Pagliarani C,Riccomagno N,Balestrini R,Kaldenhoff R,Uehlein N,Gribaudo I,Schubert A,Lovisolo C

更新日期：2012-10-01 00:00:00

abstract：:A variety of red pepper (Capsicum annuum L., cv Yaglik) responds to Fe deficiency stress with simultaneously enhanced H(+) extrusion, reduction of ferric ions and synthesis of malic and citric acid in a swollen subapical root zone densely covered with root hairs. It is demonstrated that these stress responses temporal...

journal_title：Plant physiology

authors： Landsberg EC

更新日期：1986-10-01 00:00:00

abstract：:To survive environmental challenges, plants have evolved tightly regulated response networks, including a rapid and transient general stress response (GSR), followed by well-studied stress-specific responses. The mechanisms underpinning the GSR have remained elusive, but a functional cis-element, the rapid stress resp...

journal_title：Plant physiology

authors： Bjornson M,Benn G,Song X,Comai L,Franz AK,Dandekar AM,Drakakaki G,Dehesh K

更新日期：2014-10-01 00:00:00

abstract：:Temperature-induced changes in the enzymes for fatty acid synthesis and desaturation were studied in developing soybean seeds (Glycine max L. var Williams 82). Changes were induced by culture of the seed pods for 20 hours in liquid media at 20, 25, or 35 degrees C. Linoleoyl and oleoyl desaturases were 94 and 10 times...

journal_title：Plant physiology

authors： Cheesbrough TM

更新日期：1989-06-01 00:00:00

abstract：:Annexins are a multigene family of calcium-dependent membrane-binding proteins that play important roles in plant cell signaling. Annexins are multifunctional proteins, and their function in plants is not comprehensively understood. Arabidopsis (Arabidopsis thaliana) annexins ANN1 and ANN2 are 64% identical in their p...

journal_title：Plant physiology

authors： Wang J,Song J,Clark G,Roux SJ

更新日期：2018-09-01 00:00:00

abstract：:In Ankistrodesmus braunii, in the absence of CO(2), i.e. in CO(2)-free air or N(2), photosynthetic nitrate uptake and nitrate reduction were inhibited, especially at low pH. Under such conditions, glucose stimulated nitrate uptake and reduction to almost the same level in the pH range between 6 and 8.5. CO(2) at 0.03%...

journal_title：Plant physiology

authors： Eisele R,Ullrich WR

更新日期：1977-01-01 00:00:00

abstract：:Hydrogen gas (H2) has a possible signaling role in many developmental and adaptive plant responses, including mitigating the harmful effects of cadmium (Cd) uptake from soil. We used electrophysiological and molecular approaches to understand how H2 ameliorates Cd toxicity in pak choi (Brassicacampestris ssp. chinensi...

journal_title：Plant physiology

authors： Wu Q,Huang L,Su N,Shabala L,Wang H,Huang X,Wen R,Yu M,Cui J,Shabala S

更新日期：2020-07-01 00:00:00

abstract：:Accumulating evidence indicates that there is a multiplicity of cytochrome P-450 enzymes in plants. These monooxygenases are implicated in the metabolism of sterols, terpenes, gibberellins, isoflavonoids, and xenobiotics. Evidence that cytochromes P-450 are involved in the detoxification of herbicides (chlorotoluron, ...

journal_title：Plant physiology

authors： Donaldson RP,Luster DG

更新日期：1991-07-01 00:00:00

abstract：:Photosynthetic (14)CO(2) fixation, [(14)C]glycolate formation, and the decarboxylation of [1-(14)C]glycolate and [1-(14)C]glycine by leaf mesophyll protoplasts isolated from isogenic diploid and tetraploid cultivars of ryegrass (Lolium perenne L.) were examined. The per cent O(2) inhibition of photosynthesis in protop...

journal_title：Plant physiology

authors： Rathnam CK,Chollet R

更新日期：1980-03-01 00:00:00

abstract：:Conditions influencing the opening of the bean (Phaseolus vulgaris L.) and cotton (Gossypium hirsutum L.) hypocotyl hook were defined. Such hooks were shown to undergo geotropic curvature; orientation of the hook with respect to gravity greatly affected the observed opening. Cotton and bean hooks behaved exactly oppos...

journal_title：Plant physiology

authors： Powell RD,Morgan PW

更新日期：1970-05-01 00:00:00

abstract：:Ultraviolet-B (UV-B) photons can cause substantial cellular damage in biomolecules, as is well established for DNA. Because RNA has the same absorption spectrum for UV as DNA, we have investigated damage to this cellular constituent. In maize (Zea mays) leaves, UV-B radiation damages ribosomes by crosslinking cytosoli...

journal_title：Plant physiology

authors： Casati P,Walbot V

更新日期：2004-10-01 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：:Arabidopsis (Arabidopsis thaliana) leaf development relies on subsequent phases of cell proliferation and cell expansion. During the proliferation phase, chloroplasts need to divide extensively, and during the transition from cell proliferation to expansion, they differentiate into photosynthetically active chloroplas...

journal_title：Plant physiology

authors： Vercruyssen L,Tognetti VB,Gonzalez N,Van Dingenen J,De Milde L,Bielach A,De Rycke R,Van Breusegem F,Inzé D

更新日期：2015-03-01 00:00:00

abstract：:The present studies provide the first measurements of the resistance to diffusive flux of metabolites between mesophyll and bundle sheath cells of C(4) plants. Species examined were Panicum miliaceum, Urochloa panicoides, Atriplex spongiosa, and Zea mays. Diffusive flux of metabolites into isolated bundle sheath cells...

journal_title：Plant physiology

authors： Weiner H,Burnell JN,Woodrow IE,Heldt HW,Hatch MD

更新日期：1988-11-01 00:00:00

abstract：:The vacuoles of lower epidermal strips from Vicia faba exhibit an intrinsic green fluorescence when incubated in alkaline buffers. Using an alkaline-induced absorbance change as a spectrophotometric assay, the major pigment responsible for this fluorescence was isolated and identified as the flavonoid: kaempferol 3-O-...

journal_title：Plant physiology

authors： Vierstra RD,John TR,Poff KL

更新日期：1982-02-01 00:00:00