Bioenergetic reprogramming plasticity under nitrogen depletion by the unicellular green alga Scenedesmus obliquus.

abstract：:O2-uptake and CO2-release by a chlorophyll-free, carotenoid-containing mutant of Chlorella vulgaris increase on addition of Na-glycolate by factors of 4-5 and 5-6, respectively (Fig. 1). In an enzyme preparation of that alga (sonification, centrifugation, precipitation with 0-30% (NH4)2SO4, dialysis) activity of glyco...

journal_title：Planta

authors： Kowallik W,Schmid GH

更新日期：1971-09-01 00:00:00

abstract：:Three cDNA clones encoding lipid transfer proteins (LTPs) were isolated by applying the rapid amplification of cDNA ends (RACE) protocol to imbibed seeds and germinating seedlings Brassica napus. The deduced amino-acid sequences show a great degree of homology and they exhibit the common features shared by all LTPs. T...

journal_title：Planta

authors： Soufleri IA,Vergnolle C,Miginiac E,Kader JC

更新日期：1996-01-01 00:00:00

abstract：:The distribution of six cytokinins [zeatin, zeatin riboside, 6-(4-hydroxy-3-methylbutylamino)purine, 6-(3-methylbut-2-enylamino)purine and its riboside, and kinetin] between aqueous buffers (pH 3.0 and 7.0) and several organic solvents was assessed and partition coefficients calculated. Purification of cytokinins from...

journal_title：Planta

authors： Letham DS

更新日期：1974-12-01 00:00:00

abstract：:Galls induced on Gypsophila paniculata by Pantoea agglomerans pv. gypsophilae (Pag) and Agrobacterium tumefaciens (At), bacteria with different mechanisms of pathogenicity, were compared morphologically and anatomically. The pathogenicity of Pag is dependent on the presence of an indigenous plasmid that harbors hrp ge...

journal_title：Planta

authors： Chalupowicz L,Barash I,Schwartz M,Aloni R,Manulis S

更新日期：2006-07-01 00:00:00

abstract：:The development of an infection in soybean [Glycine max L. cultivar (cv.) Peking] roots by incompatible (I) and compatible (C) populations of soybean cyst nematode (SCN) (Heterodera glycines) was assayed using an AffymetriX soybean GeneChip. This time-course microarray analysis, using 37,744 probe sets, measured trans...

journal_title：Planta

authors： Klink VP,Overall CC,Alkharouf NW,MacDonald MH,Matthews BF

更新日期：2007-11-01 00:00:00

abstract：:Intact chloroplasts capable of high rates of CO2 assimilation completely oxidized 3-phosphoglycerate and dihydroxyacetone phosphate to glycolate when CO2 concentrations were low. Bicarbonate was converted first into products of the Calvin cycle and then into glycolate. Under high oxygen and at high pH values CO2 fixat...

journal_title：Planta

authors： Kirk MR,Heber U

更新日期：1976-01-01 00:00:00

abstract：:The scanning electron-microscope was used to obtain a more adequate view of the separation surfaces exposed when the stem was pulled from the fruit of Valencia orange. Separations were made at 0, 24 and 48 h after ethylene treatment of the fruit. The most noticeable differences are the lessened amount of tearing in pr...

journal_title：Planta

authors： Rogers BJ

更新日期：1971-12-01 00:00:00

abstract：:Palatinose (isomaltulose, 6-O-alpha-D-glucopyranosyl-D-fructose) is a structural isomer of sucrose which is produced from sucrose by some bacterial strains as a reserve material during periods of low carbon availability. The ability to synthesise palatinose is not only advantageous for the bacteria but is also of indu...

journal_title：Planta

authors： Börnke F,Hajirezaei M,Heineke D,Melzer M,Herbers K,Sonnewald U

更新日期：2002-01-01 00:00:00

abstract：:Ultraviolet (UV)-absorbing phenolic compounds that have been shown to be protective against the damaging: effects of UV-B radiation (Tevini et al., 1991, Photochem. Photobiol. 53, 329-333) were found in the leaf epidermis of tropical mangrove tree species. These UV-absorbing phenolic compounds and leaf succulence func...

journal_title：Planta

authors： Lovelock CE,Clough BF,Woodrow IE

更新日期：1992-09-01 00:00:00

abstract：:Some ionic relations of the filamentous green alga Mougeotia sp. have been analyzed under different light conditions. Data from influx and efflux measurements using (86)Rb(+) and (36)Cl(-) fit the model of three cellular compartments (cell wall, cytoplasm, vacuole) in series. This result is remarkable, since in a Moug...

journal_title：Planta

authors： Wagner G

更新日期：1974-06-01 00:00:00

abstract：:Action spectra for chromatic adaptation in Fremyella diplosiphon Drouet have been determined using techniques previously described. Action maxima are at 540 nm, with a half-band width of 80 nm, for induction of phycoerythrin synthesis (green action) and at 650 nm, with a half-band width of 90 nm, for reversal of induc...

journal_title：Planta

authors： Vogelmann TC,Scheibe J

更新日期：1978-01-01 00:00:00

abstract：MAIN CONCLUSION:Rare red currants colors caused by low anthocyanin content in the pink and a lack of anthocyanins in the white cultivar correlated with low ANS gene expression, enzyme activity, and increased sugar/acid ratios. Changes in the contents of polyphenols, sugars, and organic acids in berries of the three dif...

journal_title：Planta

authors： Zorenc Z,Veberic R,Koron D,Miosic S,Hutabarat OS,Halbwirth H,Mikulic-Petkovsek M

更新日期：2017-08-01 00:00:00

abstract：:During photomorphogenesis in higher plants, a coordinated increase occurs in the chlorophyll and carotenoid contents. The carotenoid level is under phytochrome control, as reflected by the light regulation of the mRNA level of phytoene synthase (PSY), the first enzyme in the carotenoid biosynthetic pathway. We investi...

journal_title：Planta

authors： Welsch R,Beyer P,Hugueney P,Kleinig H,von Lintig J

更新日期：2000-11-01 00:00:00

abstract：:Plastids of Cuscuta reflexa Roxb., C. subinclusa D. et H., C. gronovii Willd. and C. campestris Yunck. possess thylakoids and contain both chlorophyll a and b in a ratio similar to that of stem tissue of the systematically closely related but 'normal' green Ipomoea tricolor. In contrast, plastids of C. odorata R. et P...

journal_title：Planta

authors： van der Kooij TA,Krause K,Dörr I,Krupinska K

更新日期：2000-04-01 00:00:00

abstract：:No phytochrome can be detected spectrophotometrically in soybean (Glycine max (L.) Merr. cv. Mandarin) cell suspensions grown in darkness. White light from a tungsten filament lamp and a band of far-red light have been found to induce the appearance of phytochrome in them. Red light failed to bring about phytochrome i...

journal_title：Planta

authors： Tanada T

更新日期：1977-01-01 00:00:00

abstract：:The activity of glucan synthetase increased dramatically during encystment of Polysphondylium pallidum cells. The majority of activity was present in purified plasma membranes. Activity, measured as glucose incorporation from UDPG into NaOH-insoluble glucan, increased 30-40 fold in the membranes. Increases in activity...

journal_title：Planta

authors： Philippi ML,Parish RW

更新日期：1981-05-01 00:00:00

abstract：:The alga Chlamydomonas reinhardtii contains cytoplasmic vacuoles that are often filled with a dense granule that is released from the cell by exocytosis. Purified granules contained polyphosphate, complexed with calcium and magnesium, as the predominant inorganic components. Antiserum was raised against the major 70-k...

journal_title：Planta

authors： Komine Y,Eggink LL,Park H,Hoober JK

更新日期：2000-05-01 00:00:00

abstract：:The lignification process in mature Norway spruce [ Picea abies (L.) H. Karsten] xylem cell walls was studied using transmission electron microscopy (TEM)-immunogold detection with a polyclonal antibody raised against a specific lignin substructure, dibenzodioxocin. The study reveals for the first time the exact locat...

journal_title：Planta

authors： Kukkola EM,Koutaniemi S,Gustafsson M,Karhunen P,Ruel K,Lundell TK,Saranpää P,Brunow G,Teeri TH,Fagerstedt KV

更新日期：2003-06-01 00:00:00

abstract：:The effect of blue and red light on the synthesis of transfer and 5S ribosomal RNA in autotrophic cultures of Chlorella pyrenoidosa was studied by pulse labeling experiments with tritiated guanosine. Compared with darkness or red light (679 nm), blue light (457 nm) of low intensities (quantum flux: 0.5-5×10(-10) mol p...

journal_title：Planta

authors： Steup M,Ssymank V,Winkler U,Glock H

更新日期：1977-01-01 00:00:00

abstract：MAIN CONCLUSION:Ethylene receptor is crucial for PCD and aerenchyma formation in Typha angustifolia leaves. Not only does it receive and deliver the ethylene signal, but it probably can determine the cell fate during aerenchyma morphogenesis, which is due to the receptor expression quantity. Aquatic plant oxygen delive...

journal_title：Planta

authors： Liu H,Hao N,Jia Y,Liu X,Ni X,Wang M,Liu W

更新日期：2019-07-01 00:00:00

abstract：:Seedlings from the white mustard, Sinapis alba, grown under continuous far-red light exhibit enhanced plastid enzyme activities when compared with dark-grown seedlings (for review, see Mohr 1981). These activities are even more pronounced upon illumination with white light during the etioplast/chloroplast transformati...

journal_title：Planta

authors： Lütke-Brinkhaus F,Kleinig H

更新日期：1987-07-01 00:00:00

abstract：:Arginine decarboxylase (ADC; EC 4.1.1.19) is a key enzyme in one of the two pathways to putrescine. We present the first ADC cDNA from a woody perennial plant species, the grapevine (Vitis vinifera L.), which exhibits 70-80% homology with other dicot ADCs. The effects of ammonium, nitrate, and putrescine on ADC specif...

journal_title：Planta

authors： Primikirios NI,Roubelakis-Angelakis KA

更新日期：1999-06-01 00:00:00

abstract：:Influx and efflux of anions in leaves of Elodea canadensis were investigated. A major component of phosphate efflux was found to be a function of the external phosphate concentration in accord with saturation kinetics, i.e. it was found to be proportional to phosphate influx. This suggests that the transport structure...

journal_title：Planta

authors： Weigl J

更新日期：1967-12-01 00:00:00

abstract：:Ferredoxin from the alga Bumilleriopsis filiformis Vischer (Xanthophyceae) is characterized by comparing some of its properties with spinach ferredoxin.It is similar to the known plant ferredoxins in the following points: a) Absorption spectrum. b) Molecular weight. c) Amino acid composition (approx. 100 amino acid re...

journal_title：Planta

authors： Böger P

更新日期：1970-06-01 00:00:00

abstract：:Measurements of net CO2 exchange, malate accumulation, properties and capacity of phosphoenolpyruvate carboxylase (PEPC, EC 4.1.1.31) in leaves of different ages of two short-day dependent Crassulacean acid metabolism (CAM) plants (Kalanchoe blossfeldiana v. Poelln. Tom thumb and K. velutina Welw.) show that, in both ...

journal_title：Planta

authors： Brulfert J,Guerrier D,Queiroz O

更新日期：1982-05-01 00:00:00

abstract：:Tea seed is believed to be recalcitrant based on its sensitivity to chilling or drying stress. Reactive oxygen species (ROS) and alterations in cytosolic redox status have been implicated in intolerance to desiccation by recalcitrant seed, but there is little information available regarding how ROS are regulated in se...

journal_title：Planta

authors： Chen Q,Yang L,Ahmad P,Wan X,Hu X

更新日期：2011-03-01 00:00:00

abstract：:A β-amylase (EC 3.2.1.2) was identified in the outer pericarp (βP) of developing seeds of wheat (Triticum aestivum L.) and compared with the well known β-amylase which is synthesized during seed development in the starchy endosperm (βE). The enzyme βP already exists in the tissues before anthesis and vanishes at the t...

journal_title：Planta

authors： Daussant J,Laurière C

更新日期：1990-07-01 00:00:00

abstract：:Endogenous gibberellins were obtained in agar from the lower cut surface of upright sunflower shoot-tips. Exposure to unilateral light of the tips standing on agar, with the lower cut ends bisected by a vertical glass barrier at right angles to incident light, resulted in approximately 8 times the quantity of gibberel...

journal_title：Planta

authors： Phillips ID

更新日期：1972-12-01 00:00:00

abstract：:Terminal buds of Pinus silvestris L. containing microsporangiate strobilus primordia were collected once a month throughout the winter. The electron microscopic studies indicated that in October and December, the cells of the strobili contained a large number of vacuoles, a portion of which was supposedly autophagic, ...

journal_title：Planta

authors： Kupila-Ahvenniemi S,Pihakaski S,Pihakaski K

更新日期：1978-01-01 00:00:00

abstract：:Conductivity changes in the medium of cultured soybean (Glycine max L.) cells were shown to be strictly correlated with nitrate uptake and growth of the cultures. A continuous record of the conductivity was used as a simple and reliable method of determining specific growth stages and concomitant peaks in the activiti...

journal_title：Planta

authors： Hahlbrock K,Ebel J,Oaks A,Auden J,Liersch M

更新日期：1974-03-01 00:00:00