abstract：:Plant mitochondrial genes contain cis- and trans-group II introns that must be spliced before translation. The mechanism by which these introns are spliced is not well understood. Several families of proteins have been implicated in the intron splicing, of which the pentatricopeptide repeat (PPR) proteins are proposed...

journal_title：Journal of experimental botany

authors： Sun F,Xiu Z,Jiang R,Liu Y,Zhang X,Yang YZ,Li X,Zhang X,Wang Y,Tan BC

更新日期：2019-02-05 00:00:00

abstract：:The critical role of auxin in strawberry fruit set and receptacle enlargement was demonstrated previously. While fertilization is known to trigger auxin biosynthesis, the specific tissue source of fertilization-induced auxin is not well understood. Here, the auxin reporter DR5ver2::GUS was introduced into wild strawbe...

journal_title：Journal of experimental botany

authors： Feng J,Dai C,Luo H,Han Y,Liu Z,Kang C

更新日期：2019-01-07 00:00:00

abstract：:Enhancement of Rubisco kinetics could improve photosynthetic efficiency, ultimately resulting in increased crop yield. However, imprecise knowledge of the reaction mechanism and the individual rate constants limits our ability to optimize the enzyme. Membrane inlet mass spectrometry (MIMS) may offer benefits over trad...

journal_title：Journal of experimental botany

authors： Boyd RA,Cavanagh AP,Kubien DS,Cousins AB

更新日期：2019-01-01 00:00:00

abstract：:Both tracheary elements and fiber cells undergo programmed cell death (PCD) during xylem development. In this study we investigated the role of papain-like cysteine protease CEP1 in PCD in the xylem of Arabidopsis. CEP1 was located in the cell wall of xylem cells, and CEP1 expression levels in inflorescence stems incr...

journal_title：Journal of experimental botany

authors： Han J,Li H,Yin B,Zhang Y,Liu Y,Cheng Z,Liu D,Lu H

更新日期：2019-01-01 00:00:00

abstract：:The P1B ATPase heavy metal ATPase 4 (HMA4) is responsible for zinc and cadmium translocation from roots to shoots in Arabidopsis thaliana. It couples ATP hydrolysis to cytosolic domain movements, enabling metal transport across the membrane. The detailed mechanism of metal permeation by HMA4 through the membrane remai...

journal_title：Journal of experimental botany

authors： Lekeux G,Crowet JM,Nouet C,Joris M,Jadoul A,Bosman B,Carnol M,Motte P,Lins L,Galleni M,Hanikenne M

更新日期：2019-01-01 00:00:00

abstract：:LcbHLH92, a pleiotropic gene from sheepgrass, negatively regulates anthocyanins/proanthocyandins and reduces seed dormancy in transgenic Arabidopsis. ...

journal_title：Journal of experimental botany

authors： Zhao P,Li X,Jia J,Yuan G,Chen S,Qi D,Cheng L,Liu G

更新日期：2019-01-01 00:00:00

abstract：:Phenolic acids are important secondary metabolites produced in the Chinese medicinal plant Salvia miltiorrhiza, but little is known about the transcription factors involved in the regulation of tanshinone and phenolic acid biosynthesis. Here, a novel AP2/ERF transcription factor SmERF115 was isolated and functionally ...

journal_title：Journal of experimental botany

authors： Sun M,Shi M,Wang Y,Huang Q,Yuan T,Wang Q,Wang C,Zhou W,Kai G

更新日期：2019-01-01 00:00:00

abstract：:Legumes fix atmospheric nitrogen through a symbiotic relationship with bacteroids in root nodules. Following fixation in pea (Pisum sativum L.) nodules, nitrogen is reduced to amino acids that are exported via the nodule xylem to the shoot, and in the phloem to roots in support of growth. However, the mechanisms invol...

journal_title：Journal of experimental botany

authors： Garneau MG,Tan Q,Tegeder M

更新日期：2018-10-12 00:00:00

abstract：:The H2A.Z histone variant plays a role in the modulation of environmental responses, but the nature of the associated mechanisms remains enigmatic. We investigated global H2A.Z deposition and transcriptomic changes in rice (Oryza sativa) upon exposure to phosphate (Pi) deficiency and in response to RNAi knockdown of O...

journal_title：Journal of experimental botany

authors： Zahraeifard S,Foroozani M,Sepehri A,Oh DH,Wang G,Mangu V,Chen B,Baisakh N,Dassanayake M,Smith AP

更新日期：2018-09-14 00:00:00

abstract：:In recent years, post-translational modification (PTM) of proteins has emerged as a key process that integrates plant growth and response to a changing environment. During the processes of domestication and breeding, plants were selected for various yield and adaptational characteristics. The post-translational modifi...

journal_title：Journal of experimental botany

authors： Garrido E,Srivastava AK,Sadanandom A

更新日期：2018-08-31 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

abstract：:Plants synthesize carbohydrates in photosynthetic tissues, with the majority of plants transporting sucrose to non-photosynthetic tissues to sustain growth and development. While the anatomical, biochemical, and physiological processes regulating sucrose long-distance transport are well characterized, little is known ...

journal_title：Journal of experimental botany

authors： Julius BT,Slewinski TL,Baker RF,Tzin V,Zhou S,Bihmidine S,Jander G,Braun DM

更新日期：2018-07-18 00:00:00

abstract：:In grafted plants, rootstocks assure the mineral nutrition of the scion and modify its development. In this study, we show that two grapevine rootstock genotypes have different shoot branching architectures when cultivated as cuttings and that this trait is transmitted to the scion when grafted. Shoot branching plasti...

journal_title：Journal of experimental botany

authors： Cochetel N,Météier E,Merlin I,Hévin C,Pouvreau JB,Coutos-Thévenot P,Hernould M,Vivin P,Cookson SJ,Ollat N,Lauvergeat V

更新日期：2018-07-18 00:00:00

abstract：:Pepper (Capsicum annuum L.) and tomato (Solanum lycopersicum L.), which belong to the Solanaceae family, are among the most cultivated and consumed fleshy fruits worldwide and constitute excellent sources of many essential nutrients, such as vitamins A, C, and E, calcium, and carotenoids. While fruit ripening is a hig...

journal_title：Journal of experimental botany

authors： Corpas FJ,Freschi L,Rodríguez-Ruiz M,Mioto PT,González-Gordo S,Palma JM

更新日期：2018-06-19 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：:Jasmonates are signaling compounds that regulate plant responses to stress. Jasmonic acid (JA) is the direct precursor of the bioactive plant hormone JA-isoleucine (JA-Ile), the ligand of the CORONATINE INSENSITIVE 1-jasmonate ZIM-domain (COI1-JAZ) co-receptor complex. JA, its methyl ester, and three furanonyl esters ...

journal_title：Journal of experimental botany

authors： Chini A,Cimmino A,Masi M,Reveglia P,Nocera P,Solano R,Evidente A

更新日期：2018-05-25 00:00:00

abstract：:Leaf senescence involves degenerative but active biological processes that require balanced regulation of pro- and anti-senescing activities. Ethylene and cytokinin are major antagonistic regulatory hormones that control the timing and progression rate of leaf senescence. To identify the roles of these hormones in the...

journal_title：Journal of experimental botany

authors： Kim J,Park SJ,Lee IH,Chu H,Penfold CA,Kim JH,Buchanan-Wollaston V,Nam HG,Woo HR,Lim PO

更新日期：2018-05-25 00:00:00

abstract：:Soil composition largely defines the living conditions of plants and represents one of their most relevant, dynamic and complex environmental cues. The effective concentrations of many either tolerated or essential ions and compounds in the soil usually differ from the optimum that would be most suitable for plants. I...

journal_title：Journal of experimental botany

authors： Manishankar P,Wang N,Köster P,Alatar AA,Kudla J

更新日期：2018-05-24 00:00:00

abstract：:Ethylene is a phytohormone involved in the regulation of several aspects of plant development and in responses to biotic and abiotic stress. The effects of exogenous application of ethylene to sugarcane plants are well characterized as growth inhibition of immature internodes and stimulation of sucrose accumulation. H...

journal_title：Journal of experimental botany

authors： Alessio VM,Cavaçana N,Dantas LLB,Lee N,Hotta CT,Imaizumi T,Menossi M

更新日期：2018-04-27 00:00:00

abstract：:Stem rust, caused by Puccinia graminis (Pg), remains a devastating disease of wheat, and the emergence of new Pg races virulent on deployed resistance genes fuels the ongoing search for sources of durable resistance. Despite its intrinsic durability, non-host resistance (NHR) is largely unexplored as a protection stra...

journal_title：Journal of experimental botany

authors： Bartaula R,Melo ATO,Connolly BA,Jin Y,Hale I

更新日期：2018-04-27 00:00:00

abstract：:Both strigolactones (SLs) and abscisic acid (ABA) biosynthetically originate from carotenoids. Considering their common origin, the interaction of these two hormones at the biosynthetic and/or regulatory level may be anticipated. Here we show that, in rice, drought simultaneously induces SL production in the root, and...

journal_title：Journal of experimental botany

authors： Haider I,Andreo-Jimenez B,Bruno M,Bimbo A,Floková K,Abuauf H,Ntui VO,Guo X,Charnikhova T,Al-Babili S,Bouwmeester HJ,Ruyter-Spira C

更新日期：2018-04-23 00:00:00

abstract：:ω-3 fatty acid desaturases (FADs) are thought to contribute to plant stress tolerance mainly through linolenic acid (C18:3)-induced membrane stabilization, but a comprehensive analysis of their roles in stress adaptation is lacking. Here, we isolated a microsomal ω-3 FAD gene (CbFAD3) from a cryophyte (Chorispora bung...

journal_title：Journal of experimental botany

authors： Shi Y,Yue X,An L

更新日期：2018-04-09 00:00:00

abstract：:The importance of gene duplication for evolutionary diversification has been mainly discussed in terms of genetic redundancy allowing neofunctionalization. In the case of C4 photosynthesis, which evolved via the co-option of multiple enzymes to boost carbon fixation in tropical conditions, the importance of genetic re...

journal_title：Journal of experimental botany

authors： Bianconi ME,Dunning LT,Moreno-Villena JJ,Osborne CP,Christin PA

更新日期：2018-04-09 00:00:00

abstract：:The development of angiosperm flowers is regulated by homeotic MIKC-type MADS-domain transcription factors that activate or repress target genes via the formation of DNA-bound, organ-specific tetrameric complexes. The protein-protein interaction (PPI) capabilities differ considerably between different MIKC-type protei...

journal_title：Journal of experimental botany

authors： Rümpler F,Theißen G,Melzer R

更新日期：2018-04-09 00:00:00

abstract：:Plants have developed diverse defence mechanisms to ward off herbivorous pests. However, agriculture still faces estimated crop yield losses ranging from 25% to 40% annually. These losses arise not only because of direct feeding damage, but also because many pests serve as vectors of plant viruses. Herbivorous thrips ...

journal_title：Journal of experimental botany

authors： Steenbergen M,Abd-El-Haliem A,Bleeker P,Dicke M,Escobar-Bravo R,Cheng G,Haring MA,Kant MR,Kappers I,Klinkhamer PGL,Leiss KA,Legarrea S,Macel M,Mouden S,Pieterse CMJ,Sarde SJ,Schuurink RC,De Vos M,Van Wees SCM,Broekg

更新日期：2018-04-09 00:00:00

abstract：:Global warming causes a faster increase of night temperature than of day temperature in tropical and subtropical zones. Little is known about the effect of high night temperature on storage lipids and transcriptome changes in oilseed rape. This study compared the total fatty acids and fatty acid compositions in seeds ...

journal_title：Journal of experimental botany

authors： Zhou L,Yan T,Chen X,Li Z,Wu D,Hua S,Jiang L

更新日期：2018-03-24 00:00:00

abstract：:During leaf senescence and fruit ripening, chlorophyll is degraded in a multistep pathway into linear tetrapyrroles called phyllobilins. A key feature of chlorophyll breakdown is the removal of the hydrophobic phytol chain that renders phyllobilins water soluble, an important prerequisite for their ultimate storage in...

journal_title：Journal of experimental botany

authors： Guyer L,Salinger K,Krügel U,Hörtensteiner S

更新日期：2018-02-12 00:00:00

abstract：:Low temperature affects seed germination in plants, and low-temperature germination (LTG) is an important agronomic trait. Natural variation of LTG has been reported in rice, but the molecular basis for this variation is largely unknown. Here we report the phenotypic analysis of LTG in 187 rice natural accessions and ...

journal_title：Journal of experimental botany

authors： Wang X,Zou B,Shao Q,Cui Y,Lu S,Zhang Y,Huang Q,Huang J,Hua J

更新日期：2018-01-23 00:00:00

abstract：:Plant U-box type E3 ubiquitin ligases (PUBs) are well known for their functions in a variety of stress responses, including immune responses and the adaptation to abiotic stresses. First linked to pollen self-incompatibility, their repertoire of roles has grown to encompass also the regulation of developmental process...

journal_title：Journal of experimental botany

authors： Trujillo M

更新日期：2018-01-23 00:00:00

abstract：:The adaptive capacity of long-lived organisms such as trees to the predicted climate changes, including severe and successive drought episodes, will depend on the presence of genetic diversity and phenotypic plasticity. Here, the involvement of epigenetic mechanisms in phenotypic plasticity toward soil water availabil...

journal_title：Journal of experimental botany

authors： Lafon-Placette C,Le Gac AL,Chauveau D,Segura V,Delaunay A,Lesage-Descauses MC,Hummel I,Cohen D,Jesson B,Le Thiec D,Bogeat-Triboulot MB,Brignolas F,Maury S

更新日期：2018-01-23 00:00:00

abstract：:The reproductive success of plants largely depends on the correct programming of developmental phase transitions, particularly the shift from vegetative to reproductive growth. The timing of this transition is finely regulated by the integration of an array of environmental and endogenous factors. Nitrogen is the mine...

journal_title：Journal of experimental botany

authors： Gras DE,Vidal EA,Undurraga SF,Riveras E,Moreno S,Dominguez-Figueroa J,Alabadi D,Blázquez MA,Medina J,Gutiérrez RA

更新日期：2018-01-23 00:00:00

abstract：:Our current understanding of how plants move auxin through their tissues is largely built on the use of polar auxin transporter inhibitors. Although the most important proteins that mediate auxin transport and its regulation have probably all been identified and the mapping of their interactions is well underway, mech...

journal_title：Journal of experimental botany

authors： Teale W,Palme K

更新日期：2018-01-04 00:00:00

abstract：:Endomembrane traffic in eukaryotic cells functions partially as a means of communication; delivery of membrane in one direction has to be balanced with a reduction at the other end. This effect is typically the case during the defence against pathogens. To combat pathogens, cellular growth and differentiation are supp...

journal_title：Journal of experimental botany

authors： Pecenková T,Markovic V,Sabol P,Kulich I,Žárský V

更新日期：2017-12-18 00:00:00

abstract：:Maintenance of a functional root is fundamental to plant survival in response to some abiotic stresses, such as water deficit. In this study, we found that overexpression of Arabidopsis class 1 phytoglobin (AtPgb1) alleviated the growth retardation of polyethylene glycol (PEG)-induced water stress by reducing programm...

journal_title：Journal of experimental botany

authors： Mira MM,Huang S,Kapoor K,Hammond C,Hill RD,Stasolla C

更新日期：2017-11-28 00:00:00

abstract：:We previously reported that a novel motor protein belonging to the kinesin-12 family, NtKRP, displays critical roles in regulating embryo and seed size establishment. However, it remains unknown exactly how NtKRP contributes to this developmental process. Here, we report that a 60S ribosomal protein NtRPL17 directly i...

journal_title：Journal of experimental botany

authors： Tian S,Wu J,Liu Y,Huang X,Li F,Wang Z,Sun MX

更新日期：2017-11-28 00:00:00

abstract：:Our previous genetic analysis of a tetraploid wild wheat species, Aegilops peregrina, predicted that a single gene per haploid genome, Bgc-1, controls B-type starch granule content in the grain. To test whether bread wheat (Triticum aestivum L.) has orthologous Bgc-1 loci, we screened a population of γ-irradiated brea...

journal_title：Journal of experimental botany

authors： Chia T,Adamski NM,Saccomanno B,Greenland A,Nash A,Uauy C,Trafford K

更新日期：2017-11-28 00:00:00

abstract：:Cuticles envelope primary surfaces of the above-ground portion of plants. They function as barriers to water movement and to gas exchange, and in pathogen defense. To serve as a barrier on growing organs, cuticles must remain intact but at the same time must accommodate ongoing growth. Minimizing cuticle failure has s...

journal_title：Journal of experimental botany

authors： Khanal BP,Knoche M

更新日期：2017-11-09 00:00:00

abstract：:The interface between the atmosphere and leaves and fruits is formed by the lipophilic plant cuticle, which seals the outer epidermal cell walls, thus significantly reducing water loss and uptake of dissolved solutes deposited on the cuticle surface. Different experimental and theoretical approaches for quantifying ba...

journal_title：Journal of experimental botany

authors： Valeska Zeisler-Diehl V,Migdal B,Schreiber L

更新日期：2017-11-09 00:00:00

abstract：:Natural rubber (polyisoprene) from the rubber tree Hevea brasiliensis is synthesized by specialized cells called laticifers. It is not clear how rubber particles arise, although one hypothesis is that they derive from the endoplasmic reticulum (ER) membrane. Here we cloned the genes encoding four key proteins found in...

journal_title：Journal of experimental botany

authors： Brown D,Feeney M,Ahmadi M,Lonoce C,Sajari R,Di Cola A,Frigerio L

更新日期：2017-11-02 00:00:00

abstract：:S-RNase based gametophytic self-incompatibility (SI) is a widespread prezygotic reproductive barrier in flowering plants. In the Solanaceae, Plantaginaceae and Rosaceae gametophytic SI is controlled by the pistil-specific S-RNases and the pollen S-locus F-box proteins but non-S-specific factors, namely modifiers, are ...

journal_title：Journal of experimental botany

authors： Muñoz-Sanz JV,Zuriaga E,Badenes ML,Romero C

更新日期：2017-11-02 00:00:00