abstract：:The formation of radical species was examined in roots of soybean seedlings exposed to aluminum (Al). Electron spin resonance (ESR) spectra of root homogenates with the spin-trapping reagent 5-diethoxyphosphoryl-5-methyl-1-pyrroline-N-oxide (DEPMPO) indicated the presence of carbon-centered radicals in plants not expo...

journal_title：Journal of plant physiology

authors： Abo M,Yonehara H,Yoshimura E

更新日期：2010-10-15 00:00:00

abstract：:Gibberellin 20-oxidases, enzymes of gibberellin (GA) biosynthesis, play an important role in (GA) homeostasis. To investigate the regulation of tomato SlGA20ox1 expression, a genomic clone was isolated, its promoter transcriptionally fused to the GUS reporter gene, and the construct used to transform Arabidopsis. Expr...

journal_title：Journal of plant physiology

authors： Martí E,Carrera E,Ruiz-Rivero O,García-Martínez JL

更新日期：2010-09-15 00:00:00

abstract：:Replacement of N(2) by argon in the air around nodules directs nitrogenase electron flow in its total onto H(+) resulting in increased nodule H(2) evolution (total nitrogenase activity (TNA)). However, argon application induces a so-called argon-induced decline in nitrogenase activity (Ar-ID) connected with decreased ...

journal_title：Journal of plant physiology

authors： Fischinger SA,Schulze J

更新日期：2010-09-01 00:00:00

abstract：:Leaf growth is one of the first physiological processes affected by changes in plant water status under drought. A decrease in leaf expansion rate usually precedes any reduction in stomatal conductance or photosynthesis. Changes in leaf size and stomatal opening are potential adaptive mechanisms, which may help avoid ...

journal_title：Journal of plant physiology

authors： Farooq M,Kobayashi N,Ito O,Wahid A,Serraj R

更新日期：2010-09-01 00:00:00

abstract：:Type-A response regulators play an important role in cytokinin-induced adventitious shoot formation, acting as negative regulators of cytokinin signal transduction. In this work, we obtained the full-length cDNA clone of a type-A response regulator from the conifer Pinus pinea, designated PipiRR1. The derived peptide ...

journal_title：Journal of plant physiology

authors： Cortizo M,Alvarez JM,Rodríguez A,Fernández B,Ordás RJ

更新日期：2010-08-15 00:00:00

abstract：:Pandanus fascicularis is dioecious with the female plant producing a non-scented fruit while the male produces a flower rich in volatiles. The essential oil extracted from the flowers is economically exploited as a natural flavouring agent as well as for its therapeutic properties. Molecular dissection of this distinc...

journal_title：Journal of plant physiology

authors： Vinod MS,Sankararamasubramanian HM,Priyanka R,Ganesan G,Parida A

更新日期：2010-07-15 00:00:00

abstract：:In this report a full-length cDNA, SPCP2, which encoded a putative papain-like cysteine protease was isolated from senescent leaves of sweet potato (Ipomoea batatas). SPCP2 contained 1101 nucleotides (366 amino acids) in its open reading frame, and exhibited high amino acid sequence identities (ca. 68% to 83%) with pl...

journal_title：Journal of plant physiology

authors： Chen HJ,Su CT,Lin CH,Huang GJ,Lin YH

更新日期：2010-07-01 00:00:00

abstract：:Common sage (Salvia officinalis L., Lamiaceae) is one of the most important medicinal and aromatic plants, with antioxidant, antimicrobial, spasmolytic, astringent, antihidrotic and specific sensorial properties. The essential oil of the plant, composed mainly of the monoterpenes 1,8-cineole, alpha-thujone, beta-thujo...

journal_title：Journal of plant physiology

authors： Schmiderer C,Grausgruber-Gröger S,Grassi P,Steinborn R,Novak J

更新日期：2010-07-01 00:00:00

abstract：:Eight cultivars of rice (Oryza sativa L.) inhibited shoot and root growth of Echinochloa crus-galli when co-cultured with rice seedlings in a bioassay medium. Momilactone A and B were found in the bioassay medium of all rice cultivars, and concentrations of momilactone A and B in the medium were 0.21-1.5 and 0.66-3.8 ...

journal_title：Journal of plant physiology

authors： Kato-Noguchi H,Hasegawa M,Ino T,Ota K,Kujime H

更新日期：2010-07-01 00:00:00

abstract：:Recent data indicate the existence of at least three L-ascorbic acid (AsA) biosynthetic pathways in plant cells. Studying their occurrence in different plant organs and species may help to decipher the precise role(s) of AsA in plant cell physiology. In grape berries, AsA is of particular importance since it is known ...

journal_title：Journal of plant physiology

authors： Cruz-Rus E,Botella MA,Valpuesta V,Gomez-Jimenez MC

更新日期：2010-06-15 00:00:00

abstract：:Sun (Chrysanthemum morifolium) and shade (Spathiphyllum wallisii) plants were used to study the effects of drought, heat and high illumination. The stress conditions caused a greater accumulation of hydrogen peroxide in Chrysanthemum morifolium than in Spathiphyllum wallisii leaves. They also resulted in down-regulati...

journal_title：Journal of plant physiology

authors： Ibáñez H,Ballester A,Muñoz R,Quiles MJ

更新日期：2010-06-15 00:00:00

abstract：:Two isoforms of NDPKs (diphosphonucleoside kinases: E.C. 2.7.4.6.) named S-NDPK-A and S-NDPK-B were separated and purified from shoots of Alyssum murale (19th day of growth), a nickel accumulator plant, by a four-step procedure involving ammonium sulphate precipitation and DEAE-sepharose and hydroxyapatite column chro...

journal_title：Journal of plant physiology

authors： Siskos A,Yupsani A,Symeonidis L,Yupsanis T

更新日期：2010-06-15 00:00:00

abstract：:Cryptochromes are blue-light photoreceptors that control many aspects of plant development. In this study, cryptochrome mutants of Arabidopsis were examined to assess the role of cryptchrome-1 (CRY1) in lateral roots growth. When grown in blue light for 12d, mutant seedlings (cry1) showed increased growth of lateral r...

journal_title：Journal of plant physiology

authors： Zeng J,Wang Q,Lin J,Deng K,Zhao X,Tang D,Liu X

更新日期：2010-05-15 00:00:00

abstract：:Large molecules require a nuclear localization signal (NLS) for translocation into the nucleus. Classical NLSs are rich in basic amino acids and they represent three groups, based on their structural features: SV40 T-antigen-type, yeast mating factor Matalpha-2-type, and bipartite NLSs. DNA-binding-with-one-finger (DO...

journal_title：Journal of plant physiology

authors： Krebs J,Mueller-Roeber B,Ruzicic S

更新日期：2010-05-01 00:00:00

abstract：:Fur proteins are global regulators present in all prokaryotes. In Anabaena sp. PCC 7120 FurA controls iron uptake and modulates an important set of genes related primarily to photosynthesis, nitrogen metabolism and oxidative stress defense. Expression of furA is tuned by the cis-acting antisense alpha-furA RNA that is...

journal_title：Journal of plant physiology

authors： Hernández JA,Alonso I,Pellicer S,Luisa Peleato M,Cases R,Strasser RJ,Barja F,Fillat MF

更新日期：2010-04-15 00:00:00

abstract：:Needle differentiation is a very complex process associated with the formation of a mature photosynthetic organ. From meristem differentiation to leaf maturation, gene control must play an important role switching required genes on and off to define tissue functions, with the epigenetic code being one of the main regu...

journal_title：Journal of plant physiology

authors： Valledor L,Meijón M,Hasbún R,Jesús Cañal M,Rodríguez R

更新日期：2010-03-15 00:00:00

abstract：:Seeds of Arabidopsis thaliana were sent to space and germinated in orbit. Seedlings grew for 4d and were then fixed in-flight with paraformaldehyde. The experiment was replicated on the ground in a Random Positioning Machine, an effective simulator of microgravity. In addition, samples from a different space experimen...

journal_title：Journal of plant physiology

authors： Matía I,González-Camacho F,Herranz R,Kiss JZ,Gasset G,van Loon JJ,Marco R,Javier Medina F

更新日期：2010-02-15 00:00:00

abstract：:A metabolomics approach using (1)H NMR and GC-MS profiling of primary metabolites and quantification of adenine nucleotides with luciferin bioluminescence was employed to investigate the spatial changes of metabolism in melon fruit. Direct (1)H NMR profiling of juice collected from different locations in the fruit fle...

journal_title：Journal of plant physiology

authors： Biais B,Beauvoit B,William Allwood J,Deborde C,Maucourt M,Goodacre R,Rolin D,Moing A

更新日期：2010-02-15 00:00:00

abstract：:We describe the application of a novel genome walking (GW) strategy for the one-shot identification of members of multigene families. The method was used to study the spinach Lhcb1 family (encoding the light harvesting complex protein Lhcb1), for which three cDNAs were known. Two additional genes and regulatory region...

journal_title：Journal of plant physiology

authors： Leoni C,Volpicella M,Placido A,Gallerani R,Ceci LR

更新日期：2010-01-15 00:00:00

abstract：:The aspartic protease (FeAP9) gene from buckwheat resembles the exon-intron structure characteristic for typical aspartic proteinases, including the presence of the leader intron in the 5'-UTR. RT PCR experiments and gel protein blot analysis indicated that FeAP9 was present in all analyzed organs: developing seeds, s...

journal_title：Journal of plant physiology

authors： Timotijević GS,Milisavljević MDj,Radović SR,Konstantinović MM,Maksimović VR

更新日期：2010-01-01 00:00:00

abstract：:Spaceflight represents a unique environmental condition whereby dysregulated gene expression and genomic instability can be provoked. However, detailed molecular characterization of the nature of genetic changes induced by spaceflight is yet to be documented in a higher eukaryote. Transposable elements (TEs) are ubiqu...

journal_title：Journal of plant physiology

authors： Long L,Ou X,Liu J,Lin X,Sheng L,Liu B

更新日期：2009-12-15 00:00:00

abstract：:The interactive effects of salinity and potassium deficiency on the growth, mineral elements and photosynthetic performance were investigated in wild (Hordeum maritimum L.) and cultivated barley (Hordeum vulgare L. var. Manel). At 28 d of growth, plants were treated with 3 mM K and 0 mM NaCl (3-0); 3 mM K and 100 mM N...

journal_title：Journal of plant physiology

authors： Degl'Innocenti E,Hafsi C,Guidi L,Navari-Izzo F

更新日期：2009-12-15 00:00:00

abstract：:Bolting of lettuce is promoted by high temperatures. Gibberellins (GAs) play an important role in the bolting of several plant species, and it has been reported that exogenous GAs induce bolting and early flowering in lettuce. To clarify the role of GAs in this process, we examined the expression of genes involved in ...

journal_title：Journal of plant physiology

authors： Fukuda M,Matsuo S,Kikuchi K,Mitsuhashi W,Toyomasu T,Honda I

更新日期：2009-12-15 00:00:00

abstract：:The miR172 gene is involved in the regulation of flowering time and floral organ identity in Arabidopsis thaliana through regulation of APETALA2 (AP2)-like genes' activity. AP2 plays critical roles in establishing meristem and organ identity during floral development. Additionally, the AP2-like genes including TARGET ...

journal_title：Journal of plant physiology

authors： Glazińska P,Zienkiewicz A,Wojciechowski W,Kopcewicz J

更新日期：2009-11-01 00:00:00

abstract：:This paper describes the cloning of the ornithine decarboxylase gene from a red seaweed, Grateloupia imbricata (Rhodophyta), the characterization of its expression throughout the reproductive process, and demonstrates how polyamines are involved in seaweed reproduction. In addition, the data indicate that the basal pe...

journal_title：Journal of plant physiology

authors： García-Jiménez P,García-Maroto F,Garrido-Cárdenas JA,Ferrandiz C,Robaina RR

更新日期：2009-11-01 00:00:00

abstract：:Plants resistant to triazine-type herbicides are known to be altered in their photosystem II reaction center. Serine at site 264 in D1 protein is replaced by glycine. The measurements of chlorophyll a fluorescence excitations with a variable number of saturating flashes in Chenopodium album plants show characteristic ...

journal_title：Journal of plant physiology

authors： Van Rensen JJ,Vredenberg WJ

更新日期：2009-10-15 00:00:00

abstract：:The distribution of the endogenous PA fractions throughout the entire perennial woody grapevine (Vitis vinifera L.) plant was studied, along with the expression profiles of the PA anabolic and catabolic genes and their substrates and secondary metabolites. Putrescine fractions increased with increasing leaf age, altho...

journal_title：Journal of plant physiology

authors： Paschalidis KA,Moschou PN,Toumi I,Roubelakis-Angelakis KA

更新日期：2009-09-15 00:00:00

abstract：:The changes in some proteins involved in the light reactions of photosynthesis of the resurrection plant Haberlea rhodopensis were examined in connection with desiccation. Fully hydrated (control) and completely desiccated plants (relative water content (RWC) 6.5%) were used for thylakoid preparations. The chlorophyll...

journal_title：Journal of plant physiology

authors： Georgieva K,Röding A,Büchel C

更新日期：2009-09-15 00:00:00

abstract：:Biosynthesis of hydroxybenzoates even at enzymatic level is poorly understood. In this report, effect of feeding of putative biosynthetic precursors and pathway-specific enzyme inhibitors of early phenylpropanoid pathway on p-hydroxybenzoic acid accumulation in chitosan-elicited hairy roots of Daucus carota was studie...

journal_title：Journal of plant physiology

authors： Sircar D,Mitra A

更新日期：2009-09-01 00:00:00

abstract：:The accumulation of 5,6-O-methyl trans-aconitate in wheat was previously found to be linked with the presence of powdery mildew (Blumeria graminis) and silicon (Si) feeding. In this work, we sought to determine if trans-aconitate (TA) could act as a precursor of methylated forms of TA in wheat and if a relationship ex...

journal_title：Journal of plant physiology

authors： Rémus-Borel W,Menzies JG,Bélanger RR

更新日期：2009-09-01 00:00:00

abstract：:Ascorbate is a major antioxidant and radical scavenger in plants. Monodehydroascorbate reductase (MDAR) and dehydroascorbate reductase (DHAR) are two enzymes of the ascorbate-glutathione cycle that maintain ascorbate in its reduced state. MDAR2 (At3g09940) and DHAR5 (At1g19570) expression was upregulated in the roots ...

journal_title：Journal of plant physiology

authors： Vadassery J,Tripathi S,Prasad R,Varma A,Oelmüller R

更新日期：2009-08-15 00:00:00

abstract：:Acute ozone is a model abiotic elicitor of oxidative stress in plants. In order to identify genes that are important for conferring ozone resistance or sensitivity we used two accessions of Medicago truncatula with contrasting responses to this oxidant. We used suppression subtraction hybridization (SSH) to identify g...

journal_title：Journal of plant physiology

authors： Puckette M,Peal L,Steele J,Tang Y,Mahalingam R

更新日期：2009-08-15 00:00:00

abstract：:Most of the studies carried out on Fe deficiency condition in arboreous plants have been performed, with the exception of those carried out on plants grown in the field, in hydroponic culture utilizing a total iron depletion growth condition. This can cause great stress to plants. By introducing Fe deficiency induced ...

journal_title：Journal of plant physiology

authors： Donnini S,Castagna A,Ranieri A,Zocchi G

更新日期：2009-07-15 00:00:00

abstract：:Agrobacterium has the ability to transfer its genetic material, T-DNA, into the plant genome. The unique interaction between the bacterium and its host plant has been well studied at the transcriptome, but not at the metabolic level. For a better understanding of this interaction it is necessary to investigate the met...

journal_title：Journal of plant physiology

authors： Simoh S,Quintana N,Kim HK,Choi YH,Verpoorte R

更新日期：2009-07-01 00:00:00

abstract：:Since the presence of glyphosate in maize tissue cultures of proprietary line L2 was very detrimental to plant regeneration, we determined metabolic changes associated with the glyphosate effects on plant regeneration in maize cultures. The polar fraction composition and soluble and cell-wall-bound phenolics were anal...

journal_title：Journal of plant physiology

authors： Ulanov A,Lygin A,Duncan D,Widholm J,Lozovaya V

更新日期：2009-06-01 00:00:00

abstract：:Plant lipid transfer proteins (LTPs) are low-molecular-mass proteins whose biological function still remains elusive. They are synthesized with a signal peptide that drives them to the secretory pathway. We have previously described the occurrence of an apoplastic LTP named Ha-AP10, present in sunflower seeds. Using a...

journal_title：Journal of plant physiology

authors： Pagnussat LA,Lombardo C,Regente M,Pinedo M,Martín M,de la Canal L

更新日期：2009-05-15 00:00:00

abstract：:The present study was undertaken to test the influence of exogenously applied 10nM brassinolide (BL) on the abscisic acid (ABA) content in Chlorella vulgaris cultures subjected to short-term (3h) heat stress (30-40 degrees C). We found that BL enhanced the ABA content with increase in temperature. In parallel, under t...

journal_title：Journal of plant physiology

authors： Bajguz A

更新日期：2009-05-15 00:00:00

abstract：:We analyzed the cell wall proteome of lignifying suspension cell cultures (SCCs) from four gymnosperms that differ in evolution degree. This analysis showed the presence of "peptide sequence tags" (PSTs) corresponding to glucan endo-1,3-beta-D-glucosidase, xyloglucan-endotrans-glucosylase/hydrolase, chitinases, thauma...

journal_title：Journal of plant physiology

authors： Uzal EN,Gómez-Ros LV,Hernández JA,Pedreño MA,Cuello J,Ros Barceló A

更新日期：2009-05-15 00:00:00

abstract：:We have proposed that the polyamine spermine (Spm) functions as a signaling molecule to evoke defense reactions/cell death in avirulent pathogen-attacked tobacco plants. To understand its molecular basis in depth, Spm-responsive genes in Arabidopsis thaliana were identified by SuperSAGE analysis. Close to 90% of the S...

journal_title：Journal of plant physiology

authors： Mitsuya Y,Takahashi Y,Berberich T,Miyazaki A,Matsumura H,Takahashi H,Terauchi R,Kusano T

更新日期：2009-04-01 00:00:00

abstract：:A major gene controlling chlorophyll deficiency (phenotyped by yellow leaf color, yl) in sunflower was identified and mapped in an F(2) population derived from a cross between two breeding lines. Greenness degree was scored by a hand-held chlorophyll meter in the F(2) population. Leaf tissue from the parents, F(1) hyb...

journal_title：Journal of plant physiology

authors： Yue B,Cai X,Vick B,Hu J

更新日期：2009-04-01 00:00:00