Cloning and characterization of a 2-Cys peroxiredoxin from Pisum sativum.

abstract：:The KNOTTED-like (KNOX) genes encode homeodomain transcription factors and regulate several processes of plant organ development. The peach (Prunus persica L. Batsch) genome was found to contain 10 KNOX members (KNOPE genes); six of them were experimentally located on the Prunus reference map and the class 1 KNOPE1 wa...

journal_title：Journal of experimental botany

authors： Testone G,Condello E,Verde I,Nicolodi C,Caboni E,Dettori MT,Vendramin E,Bruno L,Bitonti MB,Mele G,Giannino D

更新日期：2012-09-01 00:00:00

abstract：:Chloroplasts perform many essential metabolic functions and their proper development is critically important in embryogenesis. However, little is known about how chloroplasts function in embryogenesis and more relevant components need to be characterized. In this study, we show that Arabidopsis Ribonuclease J (RNase J...

journal_title：Journal of experimental botany

authors： Chen H,Zou W,Zhao J

更新日期：2015-04-01 00:00:00

abstract：:Although plants are photoautotrophic organisms, they are composed of many heterotrophic tissue systems that must import sugars and amino acids in a process known as assimilate partitioning. While the general features of assimilate partitioning were well described by the early 1980s, little was known about the various ...

journal_title：Journal of experimental botany

authors： Bush DR,Chiou TJ,Chen L

更新日期：1996-08-01 00:00:00

abstract：:Participation of the intervascular transport system within the rice stem during cadmium (Cd) partitioning was investigated by characterizing (109)Cd behaviour in the shoot. In addition, (45)Ca, (32)P, and (35)S partitioning patterns were analysed for comparison with that of (109)Cd. Each tracer was applied to the seed...

journal_title：Journal of experimental botany

authors： Kobayashi NI,Tanoi K,Hirose A,Nakanishi TM

更新日期：2013-01-01 00:00:00

abstract：:Plant-atmosphere NH(3) exchange was studied in white clover (Trifolium repens L. cv. Seminole) growing in nutrient solution containing 0 (N(2) based), 0.5 (low N) or 4.5 (high N) mM NO(3)(-). The aim was to show whether the NH(3) exchange potential is influenced by the proportion of N(2) fixation relative to NO(3)(-) ...

journal_title：Journal of experimental botany

authors： Herrmann B,Mattsson M,Fuhrer J,Schjoerring JK

更新日期：2002-01-01 00:00:00

abstract：:Heat shock transcription factors (Hsfs) are the central regulators of the heat shock (HS) stress response in all eukaryotic organisms. HsfA2 is one of the Arabidopsis class A Hsfs, and the induction of HsfA2 expression in response to HS stress is highest among all 21 Arabidopsis Hsfs. In this study, it is reported tha...

journal_title：Journal of experimental botany

authors： Ogawa D,Yamaguchi K,Nishiuchi T

更新日期：2007-01-01 00:00:00

abstract：:Root climbers such as English ivy (Hedera helix) rely on specialized adventitious roots for attachment, enabling the plants to climb on a wide range of natural and artificial substrates. Despite their importance for the climbing habit, the biomechanical properties of these specialized adventitious roots compared with ...

journal_title：Journal of experimental botany

authors： Melzer B,Seidel R,Steinbrecher T,Speck T

更新日期：2012-01-01 00:00:00

abstract：:Oxidative cleavage of cis-epoxycarotenoids by 9-cis-epoxycarotenoid dioxygenase (NCED) is the critical step in the regulation of abscisic acid (ABA) synthesis in higher plants. ABA has been associated with dormancy and flower senescence, while also regulating plant adaptive responses to various environmental stresses....

journal_title：Journal of experimental botany

authors： Ahrazem O,Rubio-Moraga A,Trapero A,Gómez-Gómez L

更新日期：2012-01-01 00:00:00

abstract：:Despite numerous reports implicating salicylic acid (SA) in plant salinity responses, the specific ionic mechanisms of SA-mediated adaptation to salt stress remain elusive. To address this issue, a non-invasive microelectrode ion flux estimation technique was used to study kinetics of NaCl-induced net ion fluxes in Ar...

journal_title：Journal of experimental botany

authors： Jayakannan M,Bose J,Babourina O,Rengel Z,Shabala S

更新日期：2013-05-01 00:00:00

abstract：:Despite impressive success in molecular physiological understanding of photosynthesis, and preliminary evidence on its potential for quantum shifts in agricultural productivity, the question remains of whether increased photosynthesis, without parallel fine-tuning of the associated processes, is enough. There is a dis...

journal_title：Journal of experimental botany

authors： Kohli A,Miro B,Balié J,d'A Hughes J

更新日期：2020-04-06 00:00:00

abstract：:Ribulose 1,5-bisphosphate carboxylase/oxygenase (Rubisco) activation decreases under moderate heat stress. This decrease is caused by an impairment of activase function, which is exacerbated by faster rates of Rubisco deactivation at elevated temperatures. To determine if stromal oxidation causes inhibition of activas...

journal_title：Journal of experimental botany

authors： Salvucci ME,DeRidder BP,Portis AR Jr

更新日期：2006-01-01 00:00:00

abstract：:Transient kinetics of net H+, K+, Ca2+, and Cl- fluxes were measured non-invasively, using an ion-selective microelectrode technique, for bean (Vicia faba L.) leaf mesophyll in response to 150 mM mannitol treatment. In a parallel set of experiments, changes in the plasma membrane potential and the total proline conten...

journal_title：Journal of experimental botany

authors： Shabala S,Babourina O,Newman I

更新日期：2000-07-01 00:00:00

abstract：:Rates of photosynthesis can be lower in plants grown under conditions of high leaf-to-air vapour pressure difference (VPD) than under low VPD. Leaf phenotype plasticity is a primary factor determining photosynthetic responses to environmental stimuli. However, it remains unclear how changes in leaf anatomical traits d...

journal_title：Journal of experimental botany

authors： Du Q,Liu T,Jiao X,Song X,Zhang J,Li J

更新日期：2019-09-24 00:00:00

abstract：:Using the gamma-glutamylcysteine synthetase inhibitor, L-buthionine-[S,R]-sulphoximine (BSO), the role for phytochelatins (PCs) was evaluated in Cu, Cd, Zn, As, Ni, and Co tolerance in non-metallicolous and metallicolous, hypertolerant populations of Silene vulgaris (Moench) Garcke, Thlaspi caerulescens J.&C. Presl., ...

journal_title：Journal of experimental botany

authors： Schat H,Llugany M,Vooijs R,Hartley-Whitaker J,Bleeker PM

更新日期：2002-12-01 00:00:00

abstract：:Over the last two decades, extensive studies have been performed at the molecular level to understand the evolution of carnivorous plants. As fruits, the repertoires of protein components in the digestive fluids of several carnivorous plants have gradually become clear. However, the quantitative aspect of these protei...

journal_title：Journal of experimental botany

authors： Arai N,Ohno Y,Jumyo S,Hamaji Y,Ohyama T

更新日期：2020-11-28 00:00:00

abstract：:Plants have fundamental dependences on nitrogen and sulfur and frequently have to cope with chronic limitations when their supply is sub-optimal. This study aimed at characterizing the metabolomic, proteomic, and transcriptomic changes occurring in Arabidopsis leaves under chronic nitrate (Low-N) and chronic sulfate (...

journal_title：Journal of experimental botany

authors： Luo J,Havé M,Clément G,Tellier F,Balliau T,Launay-Avon A,Guérard F,Zivy M,Masclaux-Daubresse C

更新日期：2020-10-22 00:00:00

abstract：:Following advances in genetics, genomics, and phenotyping, trait selection in breeding is limited by our ability to understand interactions within the plant and with the environment, and to identify traits of most relevance to the target population of environments. We propose an integrated approach that combines insig...

journal_title：Journal of experimental botany

authors： Chenu K,Van Oosterom EJ,McLean G,Deifel KS,Fletcher A,Geetika G,Tirfessa A,Mace ES,Jordan DR,Sulman R,Hammer GL

更新日期：2018-06-06 00:00:00

abstract：:Collections of specimens held by natural history museums are invaluable material for biodiversity inventory and evolutionary studies, with specimens accumulated over 300 years readily available for sampling. Unfortunately, most museum specimens yield low-quality DNA. Recent advances in sequencing technologies, so call...

journal_title：Journal of experimental botany

authors： Besnard G,Christin PA,Malé PJ,Lhuillier E,Lauzeral C,Coissac E,Vorontsova MS

更新日期：2014-12-01 00:00:00

abstract：:A powerful technique is described to localize the activities of a range of enzymes in a wide variety of plant tissues. The method is based on the coupling of the enzymatic reaction to the reduction of NAD and subsequent reduction and precipitation of nitroblue tetrazolium. Enzymes that did not reduce NAD could be visu...

journal_title：Journal of experimental botany

authors： Sergeeva LI,Vreugdenhil D

更新日期：2002-02-01 00:00:00

abstract：:The relatively better performance of mycorrhizal plants subjected to drought stress has commonly been linked to improved root water uptake through the fungal regulation of plant aquaporins and hormones. In this study, we examined the role of ectomycorrhizal fungi in plant water relations and plant hormonal balance und...

journal_title：Journal of experimental botany

authors： Calvo-Polanco M,Armada E,Zamarreño AM,García-Mina JM,Aroca R

更新日期：2019-11-18 00:00:00

abstract：:A cDNA that encodes a transporter from the NHAD family was identified in Physcomitrella patens. Computer-based searches using the amino acid sequence of PpNHAD1 revealed that, in addition to being expressed in flowering plants, highly conserved transporters of this family are expressed in red algae, green algae, mosse...

journal_title：Journal of experimental botany

authors： Barrero-Gil J,Rodríguez-Navarro A,Benito B

更新日期：2007-01-01 00:00:00

abstract：:Grape berry development and ripening are under complex regulation by the nutrients, hormones, and environment cues sensed by the berry. However, the biochemical and molecular mechanisms underlying these types of regulation are poorly understood. A simplified but realistic model system that enables fruit growth conditi...

journal_title：Journal of experimental botany

authors： Dai ZW,Meddar M,Renaud C,Merlin I,Hilbert G,Delrot S,Gomès E

更新日期：2014-08-01 00:00:00

abstract：:Sugarcane (Saccharum officinarum) is a globally cultivated cash crop whose yield is negatively affected by soil salinity. In this study, we investigated the molecular basis of inducible salt tolerance in M4209, a sugarcane mutant line generated through radiation-induced mutagenesis. Under salt-contaminated field condi...

journal_title：Journal of experimental botany

authors： Negi P,Pandey M,Dorn KM,Nikam AA,Devarumath RM,Srivastava AK,Suprasanna P

更新日期：2020-10-07 00:00:00

abstract：:PaHB1 (for Picea abies Homeobox1), an evolutionarily conserved HD-GL2 homeobox gene, specifically expressed in the protoderm during somatic embryogenesis in the gymnosperm Norway spruce has been reported previously. An additional HD-GL2 gene designated PaHB2 is reported here. During somatic embryogenesis, the PaHB2 ge...

journal_title：Journal of experimental botany

authors： Ingouff M,Farbos I,Wiweger M,von Arnold S

更新日期：2003-05-01 00:00:00

abstract：:MicroRNAs (miRNAs) are known to regulate expression of genes under stress. We report here the deep sequencing of small RNAs expressed during control, short and prolonged heat stress and recovery. Genome-wide identification of miRNAs in tolerant (Nagina 22) and susceptible (Vandana) rice cultivars was performed in 16 s...

journal_title：Journal of experimental botany

authors： Mangrauthia SK,Bhogireddy S,Agarwal S,Prasanth VV,Voleti SR,Neelamraju S,Subrahmanyam D

更新日期：2017-04-01 00:00:00

abstract：:The interaction of photosynthesis and respiration has been studied in vivo under conditions of limited water supply and after consecutive rewatering. The role of the alternative (v(alt)) and cytochrome (v(cyt)) pathways on drought stress-induced suppression of photosynthesis and during photosynthetic recovery was exam...

journal_title：Journal of experimental botany

authors： Galle A,Florez-Sarasa I,Thameur A,de Paepe R,Flexas J,Ribas-Carbo M

更新日期：2010-03-01 00:00:00

abstract：:Solving the global environmental and agricultural problem of chronic low-level cadmium (Cd) exposure requires better mechanistic understanding. Here, soybean (Glycine max) plants were exposed to Cd concentrations ranging from 0.5 nM (background concentration, control) to 3 µM. Plants were cultivated hydroponically und...

journal_title：Journal of experimental botany

authors： Andresen E,Lyubenova L,Hubáček T,Bokhari SNH,Matoušková Š,Mijovilovich A,Rohovec J,Küpper H

更新日期：2020-02-19 00:00:00

abstract：:Leghemoglobins transport and deliver O2 to the symbiosomes inside legume nodules and are essential for nitrogen fixation. However, the roles of other hemoglobins (Hbs) in the rhizobia-legume symbiosis are unclear. Several Lotus japonicus mutants affecting LjGlb1-1, a non-symbiotic class 1 Hb, have been used to study t...

journal_title：Journal of experimental botany

authors： Fukudome M,Calvo-Begueria L,Kado T,Osuki K,Rubio MC,Murakami E,Nagata M,Kucho K,Sandal N,Stougaard J,Becana M,Uchiumi T

更新日期：2016-09-01 00:00:00

abstract：:Non-invasive X-ray computed tomography (XRCT) is increasingly used in rhizosphere research to visualize development of soil-root interfaces in situ. However, exposing living systems to X-rays can potentially impact their processes and metabolites. In order to evaluate these effects, we assessed the responses of rhizos...

journal_title：Journal of experimental botany

authors： Ganther M,Yim B,Ibrahim Z,Bienert MD,Lippold E,Maccario L,Sørensen SJ,Bienert GP,Vetterlein D,Heintz-Buschart A,Blagodatskaya E,Smalla K,Tarkka MT

更新日期：2020-09-19 00:00:00

abstract：:Floral scent is an important factor in attracting pollinators and repelling florivores. In Phalaenopsis bellina (Orchidaceae), the major floral scent components are monoterpenoids. Previously, we determined that expression of GERANYL DIPHOSPHATE SYNTHASE (PbGDPS) is highly correlated with monoterpene biosynthesis in P...

journal_title：Journal of experimental botany

authors： Chuang YC,Hung YC,Tsai WC,Chen WH,Chen HH

更新日期：2018-08-14 00:00:00