Endogenous gibberellin transport and biosynthesis in relation to geotropic induction of excised sunflower shoot-tips.

abstract：MAIN CONCLUSION:Xyloglucan endo-transglycosylase/hydrolase ( Ph XET/H) regulates Podophyllum seed germination via GA mediated up-accumulation of Ph XET protein and subsequent endosperm weakening. Xyloglucan endo-transglycosylase/hydrolase (XET/H) belong to glycosyl hydrolase family 16, which play an important role in e...

journal_title：Planta

authors： Dogra V,Sharma R,Yelam S

更新日期：2016-08-01 00:00:00

abstract：:Secondary walls are the major component of wood, and studies of the mechanisms regulating secondary wall synthesis is important for understanding the process of wood formation. We have previously shown that the NAC domain transcription factor SECONDARY WALL-ASSOCIATED NAC DOMAIN PROTEIN1 (SND1) is a key regulator of s...

journal_title：Planta

authors： Zhong R,Richardson EA,Ye ZH

更新日期：2007-05-01 00:00:00

abstract：:A plant 135-kDa actin-bundling protein (P-135-ABP) isolated from pollen tubes of Lilium longiflorum (Thunb.) binds stoichiometrically to F-actin filaments and bundles them in vitro (E. Yokota et al., 1998, Plant Physiol. 116: 1421-1429). To further understand the mechanism of actin-filament bundle formation by P-135-A...

journal_title：Planta

authors： Yokota E,Shimmen T

更新日期：1999-08-12 00:00:00

abstract：:Strigolactones that are released by plant roots to the rhizosphere are involved in both plant symbiosis with arbuscular mycorrhizal fungi and in plant infection by root parasitic plants. In this paper, we describe the response of various phytopathogenic fungi to the synthetic strigolactone GR24. When GR24 was embedded...

journal_title：Planta

authors： Dor E,Joel DM,Kapulnik Y,Koltai H,Hershenhorn J

更新日期：2011-08-01 00:00:00

abstract：:Thermogenesis during the blooming of inflorescence is found in several but not all aroids. To understand what is critical for thermogenesis, we investigated the difference between thermogenic and non-thermogenic skunk cabbages (Symplocarpus renifolius and Lysichiton camtschatcensis), which are closely related in morph...

journal_title：Planta

authors： Ito-Inaba Y,Hida Y,Inaba T

更新日期：2009-12-01 00:00:00

abstract：:In order to understand the mode of action of auxins and cytokinins in the induction of cell division, the effects of the two plant growth regulators 2,4-dichlorophenoxyacetic acid (2,4-D) and N6-benzyladenine (BA) were investigated using mesophyll protoplasts of Petunia hybrida, cultivated in either complete medium or...

journal_title：Planta

authors： Tréhin C,Planchais S,Glab N,Perennes C,Tregear J,Bergounioux C

更新日期：1998-10-01 00:00:00

abstract：:We have investigated whether sucrose accumulation in heterotrophic cell-suspension cultures of Chenopodium rubrum L. is regulated by a cycle in which sucrose is simultaneously synthesised and degraded. Net sucrose accumulation was measured by monitoring the sucrose content, unidirectional synthesis was monitored by su...

journal_title：Planta

authors： Dancer J,Hatzfeld WD,Stitt M

更新日期：1990-09-01 00:00:00

abstract：:Suspension-cultured cells of mangrove [Bruguiera sexangula (Lour.) Poir.] showed a rapid increase in vacuolar volume under salt stress, although there was no change in the cell volume. The rapid increase in the vacuolar volume was an active process, which followed the activation of the tonoplast H(+)-ATPase and the va...

journal_title：Planta

authors： Mimura T,Kura-Hotta M,Tsujimura T,Ohnishi M,Miura M,Okazaki Y,Mimura M,Maeshima M,Washitani-Nemoto S

更新日期：2003-01-01 00:00:00

abstract：:Single cell sap sampling and analysis were used to measure the longitudinal and radial distribution of sucrose, glucose and fructose in the apical cell division zone and in the basal, elongated zone of the Ricinus hypocotyl. Sucrose and hexose increased in concentration from the apex to the base of the seedling axis. ...

journal_title：Planta

authors： Verscht J,Tomos D,Komor E

更新日期：2006-11-01 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：:Gas exchange in K. blossfeldiana shows a circadian rhythm in net CO2 uptake and transpiration when measured under low and medium irradiances. The period length varies between 21.4 h at 60 W m(-2) and 24.0 h at 10 W m(-2). In bright light (≧80 W m(-2)) or darkness there are no rhythms. High leaf temperatures result in ...

journal_title：Planta

authors： Buchanan-Bollig IC

更新日期：1984-03-01 00:00:00

abstract：:The relationship of the antheridogen from Ceratopteris thalictroides (L.) Brongn. (Antheridogen C) to three other known antheridogens, gibberellic acid, and two natural antheridogens, one from Pteridium aquilinum (Antheridogen A) and one from Anemia phyllitidis (Antheridogen B), is investigated. It is shown that each ...

journal_title：Planta

authors： Schedlbauer MD

更新日期：1974-03-01 00:00:00

abstract：:Changes in percentage organic carbon content were assessed during the first five weeks of growth of Uniculm barley (Hordeum vulgare) and Brussels sprouts (Brassica oleracea) plants grown in controlled-environment conditions at two constant temperatures, 16° and 22°C. Foliage (leaf laminae), stem, and root material was...

journal_title：Planta

authors： Hadley P,Causton DR

更新日期：1984-02-01 00:00:00

abstract：:In a previous paper (HOCK, KüHNERT and MOHR, 1965) we have shown that fat degradation in the cotyledons of the mustard seedling (Sinapis alba L). is under the control of active phytochrome (=P730), at least to a certain extent. One could imagine that P730 might exert this control over fat consumption through isocitrit...

journal_title：Planta

authors： Karow H,Mohr H

更新日期：1966-06-01 00:00:00

abstract：:We have shown the presence of abscisic acid (ABA) in abaxial epidermal strips taken from Tulipa gesneriana and Commelina communis and that the ABA level rises in the epidermis when leaves are water stressed. ABA levels had risen 50% in the abaxial epidermis of C. communis 30 min after the leaves lost 10% of their fres...

journal_title：Planta

authors： Singh BN,Galson E,Dashek W,Walton DC

更新日期：1979-01-01 00:00:00

abstract：MAIN CONCLUSION:The present review compiles the up-to-date knowledge on vanillin biosynthesis in plant systems to focus principally on the enzymatic reactions of in planta vanillin biosynthetic pathway and to find out its impact and prospect in future research in this field. Vanillin, a very popular flavouring compound...

journal_title：Planta

authors： Kundu A

更新日期：2017-06-01 00:00:00

abstract：:To test the morphogenetic role of equilateral stress and physiological confinement in dedifferentiation of epidermal cells, impermeable barriers of goldmetal foil were placed between the postgenitally fusing epidermal surfaces in the gynoecium of Catharanthus roseus (L.) G. Don. Cells contacting the foil barrier were ...

journal_title：Planta

authors： Walker DB

更新日期：1978-01-01 00:00:00

abstract：MAIN CONCLUSION:For the first time, a plant (rice) translin was characterized. The rice translin protein, which was octameric in native state, bound efficiently to single-stranded DNA and RNA. Translin, a DNA-/RNA-binding protein, is expressed in brain, testis and in certain malignancies. It is involved in chromosomal ...

journal_title：Planta

authors： Chittela RK,Gupta GD,Ballal A

更新日期：2014-08-01 00:00:00

abstract：MAIN CONCLUSION:The HEUKCHEEM gene plays an important role in spine color formation. A white spine occurs due to two mutations in HEUKCHEEM and is closely related to the regional distribution of these mutants. Mapping analysis revealed that the HEUKCHEEM gene is co-segregated with the B locus in the regulation of black...

journal_title：Planta

authors： Zhang C,Win KT,Kim YC,Lee S

更新日期：2019-11-01 00:00:00

abstract：:Seeds ofBromus sterilis L. germinated between 80-100% in darkness at 15° C but were inhibited by exposure to white or red light for 8 h per day. Exposure to far-red light resulted in germination similar to, or less than, that of seeds maintained in darkness. Germination is not permanently inhibited by light as seeds a...

journal_title：Planta

authors： Hilton JR

更新日期：1982-11-01 00:00:00

abstract：:Respiration rate, ATP content and membrane potential of Lemna have been measured as a function of the concentration of dissolved oxygen. Kinetic analysis showed that within the range from 1 μM to 20 μM O2, the respiration rate of isolated mitochondria and intact plants was a hyperbolic function of the oxygen concentra...

journal_title：Planta

authors： Löppert H

更新日期：1983-11-01 00:00:00

abstract：:A central question in biology is to understand how gene expression is precisely regulated to give rise to a variety of forms during the process of development. Epigenetic effects such as DNA methylation or histone modification have been increasingly shown to play a critical role in regulation of genome function. GCN5 ...

journal_title：Planta

authors： Cohen R,Schocken J,Kaldis A,Vlachonasios KE,Hark AT,McCain ER

更新日期：2009-11-01 00:00:00

abstract：:The aim of this work was to test the hypothesis that endogenous ascorbate, released into the apoplast by membrane permeabilisation early in fruit ripening, could promote the solubilisation and depolymerisation of polysaccharides, and thus contribute to fruit softening. In vitro, ascorbate (1 mM), especially in the pre...

journal_title：Planta

authors： Dumville JC,Fry SC

更新日期：2003-10-01 00:00:00

abstract：:The relative contributions made by the L-arginine/agmatine/N-carbamoylputrescine/putrescine and the L-ornithine/putrescine pathways to hyoscyamine formation have been investigated in a transformed root culture of Datura stramonium. The activity of either arginine decarboxylase (EC 4.1.1.19) or ornithine decarboxylase ...

journal_title：Planta

authors： Robins RJ,Parr AJ,Walton NJ

更新日期：1991-01-01 00:00:00

abstract：:The fate of the carbon-20 atom in gibberellin (GA) biosynthesis was studied in a cell-free system from Pisum sativum. This carbon atom is lost at the aldehyde stage of oxidation when C20-GAs are converted to C19-GAs. Gibberellin A12 labeled with (14)C at C-20 was prepared from [3'-(14)C]mevalonic acid with a cell-free...

journal_title：Planta

authors： Kamiya Y,Takahashi N,Graebe JE

更新日期：1986-12-01 00:00:00

abstract：:Acropetal movement of [2-(14)C] abscisic acid (ABA) in long root segments of P. coccineus is drastically reduced by destruction of the tissue, low temperature, anaerobic conditions and pretreatment with CCCP (carbonyl-cyanide-m-chloro-phenylhydrazone) at uncoupling concentrations. Basipetal transport is not affected b...

journal_title：Planta

authors： Hartung W

更新日期：1975-01-01 00:00:00

abstract：:Harnessing the toxic properties of reactive oxygen species (ROS) to fight off invading pathogens can be considered a major evolutionary success story. All aerobic organisms have evolved the ability to regulate the levels of these toxic intermediates, whereas some have evolved elaborate signalling pathways to dramatica...

journal_title：Planta

authors： O'Brien JA,Daudi A,Butt VS,Bolwell GP

更新日期：2012-09-01 00:00:00

abstract：:The salt glands of Aegiceras corniculatum have been examined by light- and electron-microscope techniques. A gland consists of a large number of abutting secretory cells and a single, large basal cell. The secretory cells and basal cell are joined by well defined plasmodesmata. The glandular cuticle shows differences ...

journal_title：Planta

authors： Cardale S,Field CD

更新日期：1971-09-01 00:00:00

abstract：:Cotton fiber is an extremely long plant cell. Fiber elongation is a complex process and the genes that are crucial for elongation are largely unknown. We previously cloned a cDNA encoding an isoform of cotton profilin and found that the gene (designated GhPFN1) was preferentially expressed in cotton fibers. In the pre...

journal_title：Planta

authors： Wang HY,Yu Y,Chen ZL,Xia GX

更新日期：2005-11-01 00:00:00

abstract：:The expression of a gene, encoding a dehydrin protein designated as DHN24 was analyzed at the protein level in two groups of Solanum species differing in cold acclimation ability. The DHN24 protein displays consensus amino acid sequences of dehydrins, termed K- and S-segments. The S-segment precedes three K-segments, ...

journal_title：Planta

authors： Rorat T,Szabala BM,Grygorowicz WJ,Wojtowicz B,Yin Z,Rey P

更新日期：2006-06-01 00:00:00