abstract：:Oleuropein, the major secoiridoid compound in olive, is involved in a sophisticated two-component defence system comprising a β-glucosidase enzyme that activates oleuropein into a toxic glutaraldehyde-like structure. Although oleuropein deglycosylation studies have been monitored extensively, an oleuropein β-glucosida...

journal_title：Journal of experimental botany

authors： Koudounas K,Banilas G,Michaelidis C,Demoliou C,Rigas S,Hatzopoulos P

更新日期：2015-04-01 00:00:00

abstract：:Detyrosination of α-tubulin seems to be conserved in all eukaryotes. However, its biological function in plants has remained obscure. A conserved C-terminal tyrosine is removed by a still unidentified tubulin-tyrosine carboxypeptidase (TTC) and can be religated by a tubulin-tyrosine ligase (TTL). To obtain insight int...

journal_title：Journal of experimental botany

authors： Schneider N,Ludwig H,Nick P

更新日期：2015-04-01 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：:RNA polymerase II (RNAPII) is responsible for the transcription of most eukaryotic protein-coding genes. Analysing the topological distribution and quantification of RNAPII can contribute to understanding its function in interphase nuclei. Previously it was shown that RNAPII molecules in plant nuclei form reticulate s...

journal_title：Journal of experimental botany

authors： Schubert V,Weisshart K

更新日期：2015-03-01 00:00:00

abstract：:In eukaryotes, the RHO superfamily of small G-proteins is implicated in the regulation of cell polarity and growth. Rho of Plants (ROPs)/RACs are plant-specific Rho family proteins that have been shown to regulate cell polarity, auxin transport and responses, ABA signalling, and response to pathogens. A hallmark of RO...

journal_title：Journal of experimental botany

authors： Yalovsky S

更新日期：2015-03-01 00:00:00

abstract：:During grain filling in barley (Hordeum vulgare L. cv. Barke) reserves are remobilized from vegetative organs. Glumes represent the vegetative tissues closest to grains, senesce late, and are involved in the conversion of assimilates. To analyse glume development and metabolism related to grain filling, parallel trans...

journal_title：Journal of experimental botany

authors： Kohl S,Hollmann J,Erban A,Kopka J,Riewe D,Weschke W,Weber H

更新日期：2015-03-01 00:00:00

abstract：:Witches' broom disease (WBD) of cacao differs from other typical hemibiotrophic plant diseases by its unusually long biotrophic phase. Plant carbon sources have been proposed to regulate WBD developmental transitions; however, nothing is known about their availability at the plant-fungus interface, the apoplastic flui...

journal_title：Journal of experimental botany

authors： Barau J,Grandis A,Carvalho VM,Teixeira GS,Zaparoli GH,do Rio MC,Rincones J,Buckeridge MS,Pereira GA

更新日期：2015-03-01 00:00:00

abstract：:Tonoplast intrinsic proteins (TIPs) are integral membrane proteins that are known to function in plants as aquaporins. Here, we propose another role for TIPs during the fusion of protein storage vacuoles (PSVs) in aleurone cells, a process that is promoted by gibberellic acid (GA) and prevented by abscisic acid (ABA)....

journal_title：Journal of experimental botany

authors： Lee SE,Yim HK,Lim MN,Yoon Is,Kim Jh,Hwang YS

更新日期：2015-03-01 00:00:00

abstract：:Seed size is a key determinant of evolutionary fitness, and is also one of the most important components of seed yield. In angiosperms, seed development begins with double fertilization, which leads to the formation of a diploid embryo and a triploid endosperm. The outermost layer of the seed is the seed coat, which d...

journal_title：Journal of experimental botany

authors： Li N,Li Y

更新日期：2015-02-01 00:00:00

abstract：:The response of plants to the stress caused by herbivores involves several different defence mechanisms. These responses begin at the plant cell plasma membrane, where insect herbivores interact physically by causing mechanical damage and chemically by introducing elicitors or by triggering plant-derived signalling mo...

journal_title：Journal of experimental botany

authors： Zebelo SA,Maffei ME

更新日期：2015-02-01 00:00:00

abstract：:Plant leaf senescence and defence responses are important biological processes, but the molecular mechanisms involved are not well understood. This study identified a new rice mutant, spotted leaf 29 (spl29). The SPL29 gene was identified by map-based cloning, and SPL29 was confirmed as UDP-N-acetylglucosamine pyropho...

journal_title：Journal of experimental botany

authors： Wang Z,Wang Y,Hong X,Hu D,Liu C,Yang J,Li Y,Huang Y,Feng Y,Gong H,Li Y,Fang G,Tang H,Li Y

更新日期：2015-02-01 00:00:00

abstract：:Mobile transcription factors play many roles in plant development. Here, we compare the use of mobile transcription factors as signals with some canonical signal transduction processes in prokaryotes and eukaryotes. After an initial survey, we focus on the SHORT-ROOT pathway in Arabidopsis roots to show that, despite ...

journal_title：Journal of experimental botany

authors： Long Y,Scheres B,Blilou I

更新日期：2015-02-01 00:00:00

abstract：:In this study, the effect of melatonin on the postharvest ripening and quality improvement of tomato fruit was carried out. The tomatoes were immersed in exogenous melatonin for 2h, and then the related physiological indicators and the expression of genes during post-harvest life were evaluated. Compared with control ...

journal_title：Journal of experimental botany

authors： Sun Q,Zhang N,Wang J,Zhang H,Li D,Shi J,Li R,Weeda S,Zhao B,Ren S,Guo YD

更新日期：2015-02-01 00:00:00

abstract：:The indeterminate gametophyte1 (ig1) mutation was first characterized to modulate female gametophyte development in maize (Zea mays). However, the function of its rice orthologue, OsIG1, remains unknown. For this, we first analysed OsIG1 localization from differential tissues in rice. Real-time quantitative PCR (qRT-P...

journal_title：Journal of experimental botany

authors： Zhang J,Tang W,Huang Y,Niu X,Zhao Y,Han Y,Liu Y

更新日期：2015-01-01 00:00:00

abstract：:Heat-shock protein 90 (HSP90) is a highly conserved molecular chaperone that is involved in modulating a multitude of cellular processes under both physiological and stress conditions. In Arabidopsis, there are seven HSP90 isoforms (HSP90.1-HSP90.7) that are localized in the cytoplasm/nucleus, mitochondrion, chloropla...

journal_title：Journal of experimental botany

authors： Chong LP,Wang Y,Gad N,Anderson N,Shah B,Zhao R

更新日期：2015-01-01 00:00:00

abstract：:Sugars regulate the expression of many genes at the transcriptional level. In Arabidopsis thaliana, sugars induce or repress the expression of >1800 genes, including the STP1 (SUGAR TRANSPORTER PROTEIN 1) gene, which encodes an H(+)/monosaccharide cotransporter. STP1 transcript levels decrease more rapidly after the a...

journal_title：Journal of experimental botany

authors： Cordoba E,Aceves-Zamudio DL,Hernández-Bernal AF,Ramos-Vega M,León P

更新日期：2015-01-01 00:00:00

abstract：:During the summer, evaporative demand at midday often exceeds the transport capacity of most desert plants. However, date palms maintain their ecological dominance with sustained and uniquely high rates of transpiration. This high rate of flow cannot be attributed to soil water supply alone. In order to quantify intra...

journal_title：Journal of experimental botany

authors： Sperling O,Shapira O,Schwartz A,Lazarovitch N

更新日期：2015-01-01 00:00:00

abstract：:Drought escape and dehydration avoidance represent alternative strategies for drought adaptation in annual crops. The mechanisms underlying these two strategies are reported to have a negative correlation, suggesting a trade-off. We conducted a quantitative trait locus (QTL) analysis of flowering time and root mass, t...

journal_title：Journal of experimental botany

authors： Fletcher RS,Mullen JL,Heiliger A,McKay JK

更新日期：2015-01-01 00:00:00

abstract：:In Arabidopsis thaliana, Argonaute1 (AGO1) interacts with miR168 to modulate the small RNA regulatory pathway. However, the underlying mechanism of regulation and relationship between AGO1 and miR168 is poorly understood in the cash crop Solanum lycopersicum (tomato). We previously found that SlAGO1A and SlAGO1B were ...

journal_title：Journal of experimental botany

authors： Xian Z,Huang W,Yang Y,Tang N,Zhang C,Ren M,Li Z

更新日期：2014-12-01 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：:Apomixis, a clonal plant reproduction by seeds, is controlled in Paspalum spp. by a single locus which is blocked in terms of recombination. Partial sequence analysis of the apomixis locus revealed structural features of heterochromatin, namely the presence of repetitive elements, gene degeneration, and de-regulation....

journal_title：Journal of experimental botany

authors： Podio M,Cáceres ME,Samoluk SS,Seijo JG,Pessino SC,Ortiz JP,Pupilli F

更新日期：2014-12-01 00:00:00

abstract：:Stomatal responses to closing stimuli are disturbed after long-term exposure of plants to low vapour pressure deficit (VPD). The mechanism behind this disturbance is not fully understood. Genetic variation between naturally occurring ecotypes can be helpful to elucidate the mechanism controlling stomatal movements in ...

journal_title：Journal of experimental botany

authors： Aliniaeifard S,van Meeteren U

更新日期：2014-12-01 00:00:00

abstract：:Cytoplasmic male sterility (CMS) results from incompatibility between nuclear and cytoplasmic genomes, and is characterized by the inability to produce viable pollen. The restoration of male fertility generally involves the introgression of nuclear genes, termed restorers of fertility (Rf). CMS has been widely used fo...

journal_title：Journal of experimental botany

authors： Castillo A,Atienza SG,Martín AC

更新日期：2014-12-01 00:00:00

abstract：:Producing more food per unit of water has never been as important as it is at present, and the demand for water by economic sectors other than agriculture will necessarily put a great deal of pressure on a dwindling resource, leading to a call for increases in the productivity of water in agriculture. This topic has b...

journal_title：Journal of experimental botany

authors： Vadez V,Kholova J,Medina S,Kakkera A,Anderberg H

更新日期：2014-11-01 00:00:00

abstract：:We aim to incorporate deep root traits into future wheat varieties to increase access to stored soil water during grain development, which is twice as valuable for yield as water captured at younger stages. Most root phenotyping efforts have been indirect studies in the laboratory, at young plant stages, or using indi...

journal_title：Journal of experimental botany

authors： Wasson AP,Rebetzke GJ,Kirkegaard JA,Christopher J,Richards RA,Watt M

更新日期：2014-11-01 00:00:00

abstract：:Several root anatomical phenes affect water acquisition from drying soil, and may therefore have utility in breeding more drought-tolerant crops. Anatomical phenes that reduce the metabolic cost of the root cortex ('cortical burden') improve soil exploration and therefore water acquisition from drying soil. The best e...

journal_title：Journal of experimental botany

authors： Lynch JP,Chimungu JG,Brown KM

更新日期：2014-11-01 00:00:00

abstract：:Despite its agronomic importance, the metabolic networks mediating phosphorus (P) remobilization during plant senescence are poorly understood. Highly efficient P remobilization (~85%) from senescing leaves and proteoid roots of harsh hakea (Hakea prostrata), a native 'extremophile' plant of south-western Australia, w...

journal_title：Journal of experimental botany

authors： Shane MW,Stigter K,Fedosejevs ET,Plaxton WC

更新日期：2014-11-01 00:00:00

abstract：:Transcriptional studies in relation to fruit ripening generally aim to identify the transcriptional states associated with physiological ripening stages and the transcriptional changes between stages within the ripening programme. In non-climacteric fruits such as grape, all ripening-related genes involved in this pro...

journal_title：Journal of experimental botany

authors： Gouthu S,O'Neil ST,Di Y,Ansarolia M,Megraw M,Deluc LG

更新日期：2014-11-01 00:00:00

abstract：:Our understanding of within-species annual plant adaptation to rainfall gradients is fragmented. Broad-scale ecological applications of Grime's C-S-R triangle are often superficial, while detailed drought physiology tends to be narrow, focusing on elite cultivars. The former lack the detail to explain how plants respo...

journal_title：Journal of experimental botany

authors： Berger JD,Ludwig C

更新日期：2014-11-01 00:00:00

abstract：:Nitrogen (N), as an essential element in amino acids, nucleotides, and proteins, is a key factor in plant growth and development. Omics approaches such as metabolomics and transcriptomics have become a promising way to inspect complex network interactions in N metabolism and can be used for monitoring the uptake and r...

journal_title：Journal of experimental botany

authors： Fukushima A,Kusano M

更新日期：2014-10-01 00:00:00

abstract：:The inner envelope membrane (IEM) of the chloroplast plays crucial roles in forming an osmotic barrier and controlling metabolite exchange between the organelle and the cytosol. The IEM therefore harbours a number of membrane proteins and requires the import and integration of these nuclear-encoded proteins for its bi...

journal_title：Journal of experimental botany

authors： Okawa K,Inoue H,Adachi F,Nakayama K,Ito-Inaba Y,Schnell DJ,Uehara S,Inaba T

更新日期：2014-10-01 00:00:00

abstract：:It has been 30 years since the first transformation of a gene into a plant species, and since that time a number of biotechnology products have been developed, with the most important being insect- and herbicide-resistant crops. The development of second-generation products, including nutrient use efficiency and toler...

journal_title：Journal of experimental botany

authors： Rothstein SJ,Bi YM,Coneva V,Han M,Good A

更新日期：2014-10-01 00:00:00

abstract：:The fact that silicon application alleviates water deficit stress has been widely reported, but the underlying mechanism remains unclear. Here the effects of silicon on water uptake and transport of sorghum seedlings (Sorghum bicolor L.) growing under polyethylene glycol-simulated osmotic stress in hydroponic culture ...

journal_title：Journal of experimental botany

authors： Liu P,Yin L,Deng X,Wang S,Tanaka K,Zhang S

更新日期：2014-09-01 00:00:00

abstract：:Successful plant reproduction relies on the perfect orchestration of singular processes that culminate in the product of reproduction: the seed. The floral transition, floral organ development, and fertilization are well-studied processes and the genetic regulation of the various steps is being increasingly unveiled. ...

journal_title：Journal of experimental botany

authors： Pajoro A,Biewers S,Dougali E,Leal Valentim F,Mendes MA,Porri A,Coupland G,Van de Peer Y,van Dijk AD,Colombo L,Davies B,Angenent GC

更新日期：2014-09-01 00:00:00

abstract：:Fruit ripening is a complex and highly coordinated developmental process involving the expression of many ripening-related genes under the control of a network of signalling pathways. The hormonal control of climacteric fruit ripening, especially ethylene perception and signalling transduction in tomato has been well ...

journal_title：Journal of experimental botany

authors： Cherian S,Figueroa CR,Nair H

更新日期：2014-09-01 00:00:00

abstract：:Understanding the mechanisms by which nutritional signals impact upon root system architecture is a key facet in the drive for greater nutrient application efficiency in agricultural systems. Cereal plants reduce their rate of lateral root emergence under inorganic phosphate (Pi) shortage; this study uses molecular an...

journal_title：Journal of experimental botany

authors： Talboys PJ,Healey JR,Withers PJ,Jones DL

更新日期：2014-09-01 00:00:00

abstract：:Plant growth is continuous and modular, a combination that allows morphogenesis by cell division and elongation and serves to facilitate adaptation to changing environments. The pleiotropic phenotypes of the harlequin (hlq) mutant, isolated on the basis of ectopic expression of the abscisic acid (ABA)- and auxin-induc...

journal_title：Journal of experimental botany

authors： Mittal A,Balasubramanian R,Cao J,Singh P,Subramanian S,Hicks G,Nothnagel EA,Abidi N,Janda J,Galbraith DW,Rock CD

更新日期：2014-08-01 00:00:00

abstract：:The hydrophobic cuticular membrane of land plants performs a number of important roles during fruit development, including protection from a range of abiotic and biotic stresses. The components of the fleshy fruit cuticle are synthesized and secreted from the epidermal cells. While the biosynthetic and transport pathw...

journal_title：Journal of experimental botany

authors： Hen-Avivi S,Lashbrooke J,Costa F,Aharoni A

更新日期：2014-08-01 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：:Root hairs are important for nutrient uptake, anchorage, and plant-microbe interactions. From a population of rice (Oryza sativa) mutagenized by ethyl methanesulfonate (EMS), a short root hair2 (srh2) mutant was identified. In hydroponic culture, srh2 seedlings were significantly reduced in root hair length. Bubble-li...

journal_title：Journal of experimental botany

authors： Wang C,Li S,Ng S,Zhang B,Zhou Y,Whelan J,Wu P,Shou H

更新日期：2014-08-01 00:00:00