Effects of (+)-8',8',8'-trifluoroabscisic acid on alpha-amylase expression and sugar accumulation in rice cells.

abstract：:We have isolated a triazolopyrimidine-resistant mutant csrl-2, of Arabidopsis thaliana (L.) Heynh. Here, we compare csrl-2 with the previously isolated mutants csrl and csr1-1, and with wild-type Arabidopsis for responses to members of four classes of herbicides, namely, sulfonylureas, triazolopyrimidines, imidazolino...

journal_title：Planta

authors： Mourad G,King J

更新日期：1992-11-01 00:00:00

abstract：:The lipid composition and degree of unsaturation of fatty acids has been measured for membranes isolated from leaves of Pisum sativum grown under either summer or winter conditions. Although the lipid-class composition was not significantly changed for the two growth conditions the degree of unsaturation of the fatty ...

journal_title：Planta

authors： Chapman DJ,De-Felice J,Barber J

更新日期：1983-04-01 00:00:00

abstract：:Isoprene emission is related to photosynthesis but the nature of the relationship is not yet known. To explore this relationship we have examined the rate of isoprene emission, photosynthesis, and the contents of photosynthetic metabolites in leaves of velvet bean (Mucuna deeringeniana L.) and red oak (Quercus rubra L...

journal_title：Planta

authors： Loreto F,Sharkey TD

更新日期：1993-03-01 00:00:00

abstract：:In this work, we analyze protein phosphatase (PP) involvement in the sucrose-mediated induction of fructan metabolism in wheat (Triticum aestivum). The addition of okadaic acid (OA), a PP-inhibitor, to sucrose-fed leaves reduced fructosylsucrose-synthesizing activity (FSS) induction in a dose-dependent manner. The exp...

journal_title：Planta

authors： Martínez-Noël GM,Tognetti JA,Salerno GL,Wiemken A,Pontis HG

更新日期：2009-10-01 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:Specific α- l -arabinofuranosidases are involved in the realisation of elongation growth process in cells with type II cell walls. Elongation growth in a plant cell is largely based on modification of the cell wall. In type II cell walls, the Ara/Xyl ratio is known to decrease during elongation due to t...

journal_title：Planta

authors： Kozlova LV,Gorshkov OV,Mokshina NE,Gorshkova TA

更新日期：2015-05-01 00:00:00

abstract：:The inductive effect of short-day (SD) cycles on floral-bud initiation in Impatiens balsamina was enhanced and the minimum requirement for SD cycles for flowering reduced by intercalated long days (LDs). Thus, floral buds developed into flowers with only 4 SD cycles in plants receiving them individually or in pairs al...

journal_title：Planta

authors： Toky KL,Nanda KK

更新日期：1969-06-01 00:00:00

abstract：:P34(cdc2) is a key cell-cycle protein in fission yeast that is necessary for progress in the cell cycle from the G1 to the S phase and from G2 through mitosis. Homologues of p34(cdc2) have been found in all eukaryotes that have been investigated. Levels of p34(cdc2)-like protein were studied by quantitative Western bl...

journal_title：Planta

authors： Gorst JR,John PC,Sek FJ

更新日期：1991-10-01 00:00:00

abstract：:Germination of fruits of Lactuca sativa L. cv. "Arctic King" showed a sharp upper temperature maximum at 31±1.0°C on an agar substrate in light. In a series of 60 tests carried out over 2 years, above, below and in the region of this maximum it was demonstrated that variability of germination counts was greater in the...

journal_title：Planta

authors： Reynolds T

更新日期：1973-12-01 00:00:00

abstract：:In addition to membrane translocation, measured in the dark, it was found that pre-illumination of the chloroplasts resulted in an enhancement of sulfate uptake by 25% and of sulfite uptake by 55% as soon as the concentration of the ion in the incubation medium exceeded 2 mmol l(-1). This amount which is additionally ...

journal_title：Planta

authors： Ziegler I,Hampp R

更新日期：1977-01-01 00:00:00

abstract：:Free porphyrins and their magnesium complexes, including chlorophylls, are potent photo-sensitizers. Plants usually accumulate these compounds bound to proteins together with protective compounds like carotenoids. Besides their protective role, carotenoids can play a structural role in these complexes. To analyze the ...

journal_title：Planta

authors： La Rocca N,Rascio N,Oster U,Rüdiger W

更新日期：2007-03-01 00:00:00

abstract：:Freezing and thawing lead to xylem embolism when gas bubbles caused by ice formation expand during the thaw process. However, previous experimental studies indicated that conifers are resistant to freezing-induced embolism, unless xylem pressure becomes very negative during the freezing. In this study, we show that co...

journal_title：Planta

authors： Mayr S,Gruber A,Bauer H

更新日期：2003-07-01 00:00:00

abstract：:A three-step chromatographic procedure was developed for purification of cardenolide 16'-O-glucohydrolase (CGH) from Digitalis lanata Ehrh. leaves, including Phenyl-Sepharose hydrophobic interaction chromatography followed by SP-Sepharose cation exchange and Q-Sepharose anion-exchange chromatography. Starting with ace...

journal_title：Planta

authors： Schöniger R,Lindemann P,Grimm R,Eckerskorn C,Luckner M

更新日期：1998-07-01 00:00:00

abstract：:Only 11% of the total peroxidase activity in a root tip homogenate of Zea mays (L.) was sedimentable. The majority of sedimentable activity was bound to membrane fractions with which acid hydrolases were also associated.Peroxidase activity was released from a cell wall fraction exhaustively washed using homogenization...

journal_title：Planta

authors： Parish RW

更新日期：1975-01-01 00:00:00

abstract：:A cDNA clone, designated CeCPI, encoding a novel phytocystatin was isolated from taro corms (Colocasia esculenta) using both degenerated primers/RT-PCR amplification and 5'-/3'-RACE extension. The full-length cDNA gene is 1,008 bp in size, encodes 206 amino acid residues, with a deduced molecular weight of 29 kDa. It ...

journal_title：Planta

authors： Yang AH,Yeh KW

更新日期：2005-06-01 00:00:00

abstract：:NADP-specific isocitrate dehydrogenase is a key cytosolic enzyme that links C and N metabolism by supplying C skeletons for primary N assimilation in plants. We report the characterization of the transcript Mc-ICDH1 encoding an NADP-dependent isocitrate dehydrogenase (NADP-ICDH, EC 1.1.1.42) from the facultative halop...

journal_title：Planta

authors： Popova OV,Ismailov SF,Popova TN,Dietz KJ,Golldack D

更新日期：2002-10-01 00:00:00

abstract：:The effects of growth retardants, 4-hydroxy-5-isopropyl-2-methylphenyltrimethylammonium chloride-1-piperidine carboxylate (AMO-1618 or AMO) and 2-chloroethyltrimethylammonium chloride (CCC), applied with and without gibberellic acid (GA3), on β-[(3)H]alanine uptake and leakage from pea (Pisum sativum L.) and betacyani...

journal_title：Planta

authors： Fabijan DM,Dhindsa PP,Reid DM

更新日期：1981-10-01 00:00:00

abstract：:The nuclei of active, sieve cell-associated Strasburger cells in the secondary phloem of Pinus nigra var. austriaca (Hoess) Badoux have been studied for their structure and DNA and RNA content. No difference in size compared to those of ordinary ray cells was found. The nuclear surface is often increased by an ameboid...

journal_title：Planta

authors： Sauter JJ,Ulrich H

更新日期：1977-01-01 00:00:00

abstract：:Xanthine dehydrogenase (XDH, EC 1.2.1.37) was purified from root nodules of soybean (Glycine max) and used to prepare a polyclonal rabbit antiserum. Monospecificity of this antiserum was ascertained by sodium dodecyl sulfate-polyacrylamide gel electrophoresis of the immunoprecipate. During root nodule development of s...

journal_title：Planta

authors： Nguyen J,Machal L,Vidal J,Perrot-Rechenmann C,Gadal P

更新日期：1986-02-01 00:00:00

abstract：:A study of the structure and arrangement of nuclear pores has been made in a number of species. In Selaginella kraussiana, the species investigated most extensively, the pores were arranged in a manner consistent with the view that each pore was located at the centre of an hexagonal structure lying on the nuclear surf...

journal_title：Planta

authors： Thair BW,Wardrop AB

更新日期：1971-03-01 00:00:00

abstract：:The thermosensitivity of delayed fluorescence, the relative values of variable chlorophyll fluorescence and the degree of quenching of 9-aminoacridine fluorescene were studied in the chloroplasts from heat-acclimated and non-acclimated (treated 6 h at 52,5°C) young bean plants. The temperature sensitivity of each para...

journal_title：Planta

authors： Yordanov I,Goltsev V,Stoyanova T,Venediktov P

更新日期：1987-04-01 00:00:00

abstract：:The water potentials of frozen leaves of Afroalpine plants were measured psychrometrically in the field. Comparison of these potentials with the osmotic potentials of an expressed cellular sap and the water potentials of ice indicated almost ideal freezing behaviour and suggested equilibrium freezing. On the basis of ...

journal_title：Planta

authors： Beck E,Schulze ED,Senser M,Scheibe R

更新日期：1984-09-01 00:00:00

abstract：:Comparative investigations of 20 Centrospermae from 12 families revealed that a plastid with an electron-dense core and/or annular plastid filaments is typical for Caryophyllales.When the plastid membrane breaks down - it is most probable that this takes place artificially during the process of preparation and fixatio...

journal_title：Planta

authors： Behnke HD

更新日期：1969-09-01 00:00:00

abstract：:Xyloglucans were isolated by sequential extraction of the cell walls of pea (Pisum sativum L. cv. Alaska) with a xyloglucan-specific endoglucanase and KOH. The xyloglucan content and xyloglucan-oligosaccharide composition were determined for fractions obtained from the elongating and non-elongating segments of pea ste...

journal_title：Planta

authors： Pauly M,Qin Q,Greene H,Albersheim P,Darvill A,York WS

更新日期：2001-04-01 00:00:00

abstract：:Freshly isolated protoplasts or separated cells prepared from leaves of Nicotiana tabacum L. cvs. Xanthincor Turkish Samsun exhibit substantially greater incorporation of [(3)H] leucine and [(3)H] uridine into protoplast protein and RNA, respectively, when dilute rather than concentrated suspensions are incubated. Thi...

journal_title：Planta

authors： Rubin G,Zaitlin M

更新日期：1976-01-01 00:00:00

abstract：:Active Cl(-) uptake by Chlorella fusca was examined by using (36)Cl as a label. Under light/air conditions chloride influx from a 2.4·10(-5) M solution was 4.0±0.04 nmol m(-2)s(-1). After 70±10 min a stationary 380±40 fold accumulation was reached. In dark/air and dark/argon influx and accumulation were reduced to 25±...

journal_title：Planta

authors： Doblinger R,Tromballa HW

更新日期：1982-11-01 00:00:00

abstract：:Through the use of gas chromatography-mass spectrometry techniques two simple brominated phenols, 2,3-dibromo-4,5-dihydroxybenzyl alcohol (lanosol) and 3,5-dibromo-p-hydroxybenzyl alcohol, were identified in an axenically cultured bluegreen alga, Calothrix brevissima. The alga was grown in a mineral medium supplemente...

journal_title：Planta

authors： Pedersén M,Dasilva EJ

更新日期：1973-03-01 00:00:00

abstract：:Treatment of cress (Lepidium sativum L.) roots with phytohormones (4.3 x 10(-5) M gibberellic acid plus 4.3 x 10(-5) M kinetin, 30 h; T.H. Iversen, 1969, Physiol. Plant. 22, 1251-1262) caused not only complete destarching of amyloplasts but also destruction of the polar arrangement of cell organelles in statocytes. Th...

journal_title：Planta

authors： Busch MB,Sievers A

更新日期：1990-06-01 00:00:00

abstract：:The pattern of protein synthesis was compared in several organs of maize (Zea mays L.) under aerobic and anaerobic conditions. Protein synthesis was measured by [(35)S]methionine incorporation and analysis by two-dimensional native-SDS (sodium lauryl sulfate) polyacrylamide gel electrophoresis and fluorography. The ae...

journal_title：Planta

authors： Okimoto R,Sachs MM,Porter EK,Freeling M

更新日期：1980-11-01 00:00:00

abstract：:Embryos derived in vitro from isolated microspores of Brassica napus L. were compared with their zygotic counterparts. Parameters investigated included storage-protein accumulation and gene expression, fattyacid composition, storage-lipid biosynthesis, and the appearance of oil-body proteins. The microspore embryos ac...

journal_title：Planta

authors： Taylor DC,Weber N,Underhill EW,Pomeroy MK,Keller WA,Scowcroft WR,Wilen RW,Moloney MM,Holbrook LA

更新日期：1990-04-01 00:00:00