Pathway-level acceleration of glycogen catabolism by a response regulator in the cyanobacterium Synechocystis species PCC 6803.

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：:Biochemical changes related to cyanogenesis (hydrogen cyanide production) were monitored during maturation of black cherry (Prunus serotina Ehrh.) fruits. At weekly intervals from flowering until maturity, fruits (or selected parts thereof) were analyzed for (a) fresh and dry weights, (b) prunasin and amygdalin levels...

journal_title：Plant physiology

authors： Swain E,Li CP,Poulton JE

更新日期：1992-04-01 00:00:00

abstract：:Crude aqueous extracts from Arabidopsis leaves were subjected to chromatographic separations, after which the different fractions were monitored for antimicrobial activity using the fungus Neurospora crassa as a test organism. Two major fractions were obtained that appeared to have the same abundance in leaves from un...

journal_title：Plant physiology

authors： Tierens KF,Thomma BP,Brouwer M,Schmidt J,Kistner K,Porzel A,Mauch-Mani B,Cammue BP,Broekaert WF

更新日期：2001-04-01 00:00:00

abstract：:Virus-induced gene silencing (VIGS) is a powerful technique to study gene function in plants. However, very few VIGS vectors are available for monocot plants. Here we report that Foxtail mosaic virus (FoMV) can be engineered as an effective VIGS system to induce efficient silencing of endogenous genes in monocot plant...

journal_title：Plant physiology

authors： Liu N,Xie K,Jia Q,Zhao J,Chen T,Li H,Wei X,Diao X,Hong Y,Liu Y

更新日期：2016-07-01 00:00:00

abstract：:Maceration at liquid nitrogen temperatures, use of poly-vinylpyrrolidone, and careful pH control are essential to the isolation of ribosomes and polysomes from deciduous fruit tissue. Characteristics of the ribosomes and constituent RNA are described. The distribution of ribosomes among monomer and polymer forms remai...

journal_title：Plant physiology

authors： Ku LL,Romani RJ

更新日期：1970-04-01 00:00:00

abstract：:This work was undertaken in an effort to reconcile the conflicting proline-accumulating responses of the barley (Hordeum vulgare L.) cultivars, Excelsior and Proctor, reported by Singh et al. (1972) and Hanson et al. (1976). It deals with the effects of different vapor pressure deficits (VPD) during growth and subsequ...

journal_title：Plant physiology

authors： Naidu BP,Aspinall D,Paleg LG

更新日期：1992-02-01 00:00:00

abstract：:Preliminary results from differential centrifugation experiments, washing treatments, and enrichment in linear sucrose gradients at a density of 1.09 grams per cubic centimeter all indicated that beta-glucosidase activity in corn root homogenates was associated with a membrane such as tonoplast. A subsequent sucrose d...

journal_title：Plant physiology

authors： Nagahashi G,Baker AF

更新日期：1984-12-01 00:00:00

abstract：:Using isopycnic sucrose gradients, we have ascertained the subcellular location of several enzymes involved in the processing of the N-linked oligosaccharides of glycoproteins in developing cotyledons of the common bean, Phaseolus vulgaris. All are localized in the endoplasmic reticulum (ER) or Golgi complex as determ...

journal_title：Plant physiology

authors： Sturm A,Johnson KD,Szumilo T,Elbein AD,Chrispeels MJ

更新日期：1987-11-01 00:00:00

abstract：:Plants synthesize a number of antimicrobial proteins in response to pathogen invasion and environmental stresses. These proteins include two classes of chitinases that have either basic or acidic isoelectric points and that are capable of degrading fungal cell wall chitin. We have cloned and determined the nucleotide ...

journal_title：Plant physiology

authors： Samac DA,Hironaka CM,Yallaly PE,Shah DM

更新日期：1990-07-01 00:00:00

abstract：:A mutant of Arabidopsis contained increased levels of 18:3 fatty acids and correspondingly decreased levels of 18:2. The fatty acid phenotype was strongly expressed in root and seed tissues and this observation, together with other data, suggested that the mutation leads to increased activity of the endoplasmic reticu...

journal_title：Plant physiology

authors： Shah S,Xin Z,Browse J

更新日期：1997-08-01 00:00:00

abstract：:The cyanobacterial CO2-concentrating mechanism (CCM) allows photosynthesis to proceed in CO2-limited aquatic environments, and its activity is modulated in response to inorganic carbon (Ci) availability. Real-time reverse transcriptase-PCR analysis was used to examine the transcriptional regulation of more than 30 CCM...

journal_title：Plant physiology

authors： Woodger FJ,Badger MR,Price GD

更新日期：2003-12-01 00:00:00

abstract：:Vitamin B6, an essential cofactor for a range of biochemical reactions and a potent antioxidant, plays important roles in plant growth, development, and stress tolerance. Vitamin B6 deficiency causes embryo lethality in Arabidopsis (Arabidopsis thaliana), but the specific role of vitamin B6 biosynthesis in endosperm d...

journal_title：Plant physiology

authors： Yang YZ,Ding S,Wang Y,Li CL,Shen Y,Meeley R,McCarty DR,Tan BC

更新日期：2017-06-01 00:00:00

abstract：:Spores of the fern Onoclea sensibilis L. normally germinate to produce two cells of unequal size. The larger cell divides to produce the familiar heart-shaped prothallus. The smaller cell elongates and differentiates into the rhizoid but normally does not divide again. Onoclea spores germinate in complete darkness. Da...

journal_title：Plant physiology

authors： Fisher RW

更新日期：1979-06-01 00:00:00

abstract：:Excised corn roots, Zea mays, had radioactively labeled solution applied at two points along their length, for 1 minute, and were then kept in dilute, unlabeled nutrient solution. During this "chase" period, exudate was collected at 1-minute intervals, and its content of radioions was determined. Two pulses of label a...

journal_title：Plant physiology

authors： Epstein E,Norlyn JD

更新日期：1973-10-01 00:00:00

abstract：:Gravitropic asymmetry of auxin was observed in hypocotyls of tomato (Lycopersicon esculentum Mill.) soon after horizontal placement: the ratio of apically supplied [3H]IAA collected from the lower sides to that from the upper sides was about 1.4 between 5 and 10 minutes. This was adequately early to account for the ...

journal_title：Plant physiology

authors： Harrison MA,Pickard BG

更新日期：1989-01-01 00:00:00

abstract：:Phosphate in the xylem exudate of tomato (Lycopersicon esculentum) plants was 70 to 98% inorganic phosphate (Pi), 2 to 30% P-choline, and less than 1% P-ethanolamine. Upon adding (32)Pi to the nutrient, Pi in xylem exudate had the same specific activity within 4 hours. P-choline and P-ethanolamine reached the same spe...

journal_title：Plant physiology

authors： Martin BA,Tolbert NE

更新日期：1983-10-01 00:00:00

abstract：:Alfalfa was grown hydroponically in 0, 0.6, and 4.8 millimolar K in order to determine the influence of tissue level of K on photosynthesis, dark respiration, photorespiration, stomatal and mesophyll resistance to CO(2), photosystem I and II activity, and synthesis and activity of ribulose 1,5-bisphosphate carboxylase...

journal_title：Plant physiology

authors： Peoples TR,Koch DW

更新日期：1979-05-01 00:00:00

abstract：:The Arabidopsis (Arabidopsis thaliana) root epidermal bulger1-1 (reb1-1) mutant (allelic to root hair defective1 [rhd1]) is characterized by a reduced root elongation rate and by bulging of trichoblast cells. The REB1/RHD1 gene belongs to a family of UDP-D-Glucose 4-epimerases involved in the synthesis of D-Galactose ...

journal_title：Plant physiology

authors： Nguema-Ona E,Andème-Onzighi C,Aboughe-Angone S,Bardor M,Ishii T,Lerouge P,Driouich A

更新日期：2006-04-01 00:00:00

abstract：:The homeostasis of iron (Fe) in plants is strictly regulated to maintain an optimal level for plant growth and development but not cause oxidative stress. About 30% of arable land is considered Fe deficient because of calcareous soil that renders Fe unavailable to plants. Under Fe-deficient conditions, Arabidopsis (Ar...

journal_title：Plant physiology

authors： Chen YY,Wang Y,Shin LJ,Wu JF,Shanmugam V,Tsednee M,Lo JC,Chen CC,Wu SH,Yeh KC

更新日期：2013-03-01 00:00:00

abstract：:Many of the basic concepts dealing with soil and plant water relationships were in existence 50 years ago, but were inadequately presented in the textbooks of that time. There has been a marked increase in the amount of work done in this field during recent decades, but much of it involves advances in understanding th...

journal_title：Plant physiology

authors： Kramer PJ

更新日期：1974-10-01 00:00:00

abstract：:We have isolated a starch mutant that was deficient in starch-branching enzyme I (BEI) from the endosperm mutant stocks of rice (Oryza sativa) induced by the treatment of fertilized egg cells with N-methyl-N-nitrosourea. The deficiency of BEI in this mutant was controlled by a single recessive gene, tentatively design...

journal_title：Plant physiology

authors： Satoh H,Nishi A,Yamashita K,Takemoto Y,Tanaka Y,Hosaka Y,Sakurai A,Fujita N,Nakamura Y

更新日期：2003-11-01 00:00:00

abstract：:A chlorophyll (Chl)-protein complex designated CPVI-4 becomes the major pigment-protein complex in Synechococcus sp. PCC7942 cells grown under conditions of iron limitation. Work by Laudenbach et al. (J Bacteriol [1988] 170: 5018-5026) has identified an iron-repressible operon, designated isiAB, containing the flavodo...

journal_title：Plant physiology

authors： Burnap RL,Troyan T,Sherman LA

更新日期：1993-11-01 00:00:00

abstract：:The phosphohydrolase activity of a light microsomal fraction isolated from corn roots (Zea mays L. cv LG 55) was investigated. The fraction, which appears to be enriched in endoplasmic reticulum and Golgi membranes, has ATPase and pyrophosphatase activities that hydrolyze ATP and pyrophosphate at an optimum pH of 7.0,...

journal_title：Plant physiology

authors： Vicente JA,Vale MG

更新日期：1991-08-01 00:00:00

abstract：:Cell-cell and extracellular cell matrix (ECM) interactions provide cells with information essential for controlling morphogenesis, cell-fate specification, and cell death. In animals, one of the major groups of enzymes that degrade the ECM is the matrix metalloproteinases (MMPs). Here, we report the characterization o...

journal_title：Plant physiology

authors： Delorme VG,McCabe PF,Kim DJ,Leaver CJ

更新日期：2000-07-01 00:00:00

abstract：:Rates of photosynthesis, respiration, and transpiration of Monterey pine (Pinus radiata D. Don) were measured under controlled conditions of soil water suction and soil temperature. Air temperature, relative humidity, light intensity, and air movement were maintained constant. Rates of net photosynthesis, respiration,...

journal_title：Plant physiology

authors： Babalola O,Boersma L,Youngberg CT

更新日期：1968-04-01 00:00:00

abstract：:The mechanism of cytokinin-induced cell expansion in cotyledons excised from dark-grown seedlings of radish (Raphanus sativus L.) and cucumber (Cucumus sativus L.) was studied. Cotyledons were incubated in dim light with or without 17 micromolar zeatin for periods up to 3 days. Fresh weights and osmotic potentials wer...

journal_title：Plant physiology

authors： Thomas J,Ross CW,Chastain CJ,Koomanoff N,Hendrix JE

更新日期：1981-07-01 00:00:00

abstract：:In Solanaceae, the S-specific interaction between the pistil S-RNase and the pollen S-Locus F-box protein controls self-incompatibility (SI). Although this interaction defines the specificity of the pollen rejection response, the identification of three pistil essential modifier genes unlinked to the S-locus (HT-B, 12...

journal_title：Plant physiology

authors： García-Valencia LE,Bravo-Alberto CE,Wu HM,Rodríguez-Sotres R,Cheung AY,Cruz-García F

更新日期：2017-11-01 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：:A physical analysis of water movement through elongating soybean (Glycine max L. Merr.) hypocotyls was made to determine why significant water potentials persist in growing tissues even though the external water potentials were zero and transpiration is virtually zero. The analysis was based on a water transport theor...

journal_title：Plant physiology

authors： Molz FJ

更新日期：1978-09-01 00:00:00

abstract：:Light stimulated the activation of ribulosebisphosphate carboxylase/oxygenase (rubisco) in a buffered lysed chloroplast system in the presence of saturating concentrations of ATP. This indicates a role for light in the rubisco activase activation system in addition to the previously identified requirement for the synt...

journal_title：Plant physiology

authors： Campbell WJ,Ogren WL

更新日期：1990-01-01 00:00:00