Interhaplotypic heterogeneity and heterochromatic features may contribute to recombination suppression at the S locus in apple (Malusxdomestica).

abstract：:Soluble carbohydrates not only directly affect plant growth and development but also act as signal molecules in processes that enhance tolerance to cold stress. Raffinose family oligosaccharides (RFOs) are an example and play an important role in abiotic stress tolerance. This study aimed to determine whether galactin...

journal_title：Journal of experimental botany

authors： Liu Y,Zhang L,Meng S,Liu Y,Zhao X,Pang C,Zhang H,Xu T,He Y,Qi M,Li T

更新日期：2020-01-01 00:00:00

abstract：:Improving photosynthesis is considered a promising way to increase crop yield to feed a growing population. Realizing this goal requires non-destructive techniques to quantify photosynthetic variation among crop cultivars. Despite existing remote sensing-based approaches, it remains a question whether solar-induced fl...

journal_title：Journal of experimental botany

authors： Fu P,Meacham-Hensold K,Siebers MH,Bernacchi CJ

更新日期：2020-12-19 00:00:00

abstract：:The aim of this study was to determine the relationship between shoot nitrate concentration, mediated by nitrate supply to roots, and root exudation from Hordeum vulgare. Plants were grown for 14 d in C-free sand microcosms, supplied with nutrient solution containing 2 mM nitrate. After this period, three treatments w...

journal_title：Journal of experimental botany

authors： Darwent MJ,Paterson E,McDonald AJ,Tomos AD

更新日期：2003-01-01 00:00:00

abstract：:The state of etiolation is generally defined by the presence of non-green plastids (etioplasts) in plant tissues that would normally contain chloroplasts. In the commonly used dark-grown seedling system, etiolation is coupled with a type of growth called skotomorphogenesis. Upon illumination, de-etiolation occurs, mar...

journal_title：Journal of experimental botany

authors： Armarego-Marriott T,Sandoval-Ibañez O,Kowalewska Ł

更新日期：2020-02-19 00:00:00

abstract：:Establishing crop cultivars with strong tolerance to P and N deprivation, high salinity, and drought is an effective way to improve crop yield and promote sustainable agriculture worldwide. A vacuolar H+-pyrophosphatase (V-H+-PPase) gene in wheat (TaVP) was functionally characterized in this study. TaVP cDNA is 2586-b...

journal_title：Journal of experimental botany

authors： Li X,Guo C,Gu J,Duan W,Zhao M,Ma C,Du X,Lu W,Xiao K

更新日期：2014-02-01 00:00:00

abstract：:The effects of 24-epibrassinolide (EBR) spray application on gas-exchange, chlorophyll fluorescence characteristics, Rubisco activity, and carbohydrate metabolism were investigated in cucumber (Cucumis sativus L. cv. Jinchun No. 3) plants grown in a greenhouse. EBR significantly increased the light-saturated net CO(2)...

journal_title：Journal of experimental botany

authors： Yu JQ,Huang LF,Hu WH,Zhou YH,Mao WH,Ye SF,Nogués S

更新日期：2004-05-01 00:00:00

abstract：:A suppressor screen using dwarf mutants of barley (Hordeum vulgare L.) led to the isolation of 'overgrowth' derivatives, which retained the original dwarfing gene but grew at a faster rate because of a new mutation. The new mutations were in the Slender1 (Sln1) gene (11/13 cases), which encodes the DELLA protein centr...

journal_title：Journal of experimental botany

authors： Chandler PM,Harding CA

更新日期：2013-04-01 00:00:00

abstract：:The stamen produces pollen grains for pollination in higher plants. Coordinated development of four microsporangia in the stamen is essential for normal fertility. The roles of miR165/166-directed pathways in the establishment of adaxial-abaxial polarity have been well defined in leaves. However, the molecular mechani...

journal_title：Journal of experimental botany

authors： Lian H,Li X,Liu Z,He Y

更新日期：2013-08-01 00:00:00

abstract：:In peach (Prunus persica L. Batsch.) the degradation of the pectic compounds of the cell wall is considered to be the principal component responsible for fruit softening. Many genes encoding enzymes acting on the different polymers of the pectic matrix have been shown to be highly expressed during the late phases of s...

journal_title：Journal of experimental botany

authors： Trainotti L,Pavanello A,Zanin D

更新日期：2006-01-01 00:00:00

abstract：:Soil drying and re-wetting (DRW) occurs at varying frequencies and intensities during crop production, and is deliberately used in water-saving irrigation techniques that aim to enhance crop water use efficiency. Soil drying not only limits root water uptake which can (but not always) perturb shoot water status, but a...

journal_title：Journal of experimental botany

authors： Dodd IC,Puértolas J,Huber K,Pérez-Pérez JG,Wright HR,Blackwell MS

更新日期：2015-04-01 00:00:00

abstract：:The lipid-derived phytohormone jasmonate (JA) regulates plant growth, development, secondary metabolism, defense against insect attack and pathogen infection, and tolerance to abiotic stresses such as wounding, UV light, salt, and drought. JA was first identified in 1962, and since the 1980s many studies have analyzed...

journal_title：Journal of experimental botany

authors： Wasternack C,Song S

更新日期：2017-03-01 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：:Sucrose-phosphate synthase (SPS) from the cyanobacterium Synechocystis sp. PCC 6803 lacks all of the Ser residues known to be involved in the regulation of higher plant SPS by protein phosphorylation. The Synechocystis SPS is also not allosterically regulated by glucose 6-phosphate or orthophosphate. To investigate th...

journal_title：Journal of experimental botany

authors： Lunn JE,Gillespie VJ,Furbank RT

更新日期：2003-01-01 00:00:00

abstract：:Flower and inflorescence reversion involve a switch from floral development back to vegetative development, thus rendering flowering a phase in an ongoing growth pattern rather than a terminal act of the meristem. Although it can be considered an unusual event, reversion raises questions about the nature and function ...

journal_title：Journal of experimental botany

authors： Tooke F,Ordidge M,Chiurugwi T,Battey N

更新日期：2005-10-01 00:00:00

abstract：:At the onset of ripening, some fleshy fruits shift the dominant water import pathway from the xylem to the phloem, but the cause for the decline in xylem inflow remains obscure. This study found that xylem-mobile dye movement into grape berries decreased despite transient increases in berry growth and transpiration du...

journal_title：Journal of experimental botany

authors： Zhang Y,Keller M

更新日期：2017-01-01 00:00:00

abstract：:Plastid-to-nucleus retrograde signaling plays an important role in regulating the expression of photosynthesis-associated nuclear genes (PhANGs) in accordance with physiological demands on chloroplast biogenesis and function. Despite its fundamental importance, little is known about the molecular nature of the plastid...

journal_title：Journal of experimental botany

authors： Sun X,Xu D,Liu Z,Kleine T,Leister D

更新日期：2016-06-01 00:00:00

abstract：:The activity of the protein kinase STN7, involved in phosphorylation of the light-harvesting complex II (LHCII) proteins, has been reported as being co-operatively regulated by the redox state of the plastoquinone pool and the ferredoxin-thioredoxin (Trx) system. The present study aims to investigate the role of plast...

journal_title：Journal of experimental botany

authors： Ancín M,Fernández-San Millán A,Larraya L,Morales F,Veramendi J,Aranjuelo I,Farran I

更新日期：2019-02-05 00:00:00

abstract：:It is generally believed that an osmotically generated pressure gradient drives the phloem mass flow. So far, this widely accepted Münch theory has required remarkably few adaptations, but the debate on alternative and additional hypotheses is still ongoing. Recently, a possible shortcoming of the Münch theory has bee...

journal_title：Journal of experimental botany

authors： De Schepper V,De Swaef T,Bauweraerts I,Steppe K

更新日期：2013-11-01 00:00:00

abstract：:Nine Gretchen Hagen (GH3) genes were identified in grapevine (Vitis vinifera L.) and six of these were predicted on the basis of protein sequence similarity to act as indole-3-acetic acid (IAA)-amido synthetases. The activity of these enzymes is thought to be important in controlling free IAA levels and one auxin-indu...

journal_title：Journal of experimental botany

authors： Böttcher C,Boss PK,Davies C

更新日期：2011-08-01 00:00:00

abstract：:The two-fold purpose of this work is, first, to review current hypotheses for multiple paths of sugar-sensing in an oxygen-responsive context, and second, to present evidence for the extent of sugar/oxygen overlap regulating genes for sucrose and ethanol metabolism. Current data indicate that sugar signals in plants m...

journal_title：Journal of experimental botany

authors： Koch KE,Ying Z,Wu Y,Avigne WT

更新日期：2000-02-01 00:00:00

abstract：:The integration of signals received by a cell, and their transduction to targets, is essential for all cellular responses. The cytoskeleton has been identified as a major target of signalling cascades in both animal and plant cells. Self-incompatibility (SI) in Papaver rhoeas involves an allele-specific recognition be...

journal_title：Journal of experimental botany

authors： Staiger CJ,Franklin-Tong VE

更新日期：2003-01-01 00:00:00

abstract：:Water deficit during male meiosis in wheat (Triticum aestivum L.) causes pollen sterility. With a view to identifying the internal trigger for this failure, it was found that water stress specifically impairs the activities of vacuolar and cell-wall invertases in anthers prior to the arrest of pollen development. The ...

journal_title：Journal of experimental botany

authors： Koonjul PK,Minhas JS,Nunes C,Sheoran IS,Saini HS

更新日期：2005-01-01 00:00:00

abstract：:Protein degradation in chloroplasts is carried out by a set of proteases that eliminate misfolded, damaged, or superfluous proteins. The ATP-dependent caseinolytic protease (Clp) is the most complex protease in plastids and has been implicated mainly in stromal protein degradation. In contrast, FtsH, a thylakoid membr...

journal_title：Journal of experimental botany

authors： Moreno JC,Tiller N,Diez M,Karcher D,Tillich M,Schöttler MA,Bock R

更新日期：2017-04-01 00:00:00

abstract：:Temporal compartmentation of carboxylation processes is a defining feature of crassulacean acid metabolism and involves circadian control of key metabolic and transport steps that regulate the supply and demand for carbon over a 24h cycle. Recent insights on the molecular workings of the circadian clock and its connec...

journal_title：Journal of experimental botany

authors： Ceusters J,Borland AM,Taybi T,Frans M,Godts C,De Proft MP

更新日期：2014-07-01 00:00:00

abstract：:Rhizosheaths comprise soil bound to roots, and in wheat (Triticum aestivum L.) rhizosheath size correlates with root hair length. The aims of this study were to determine the effect that a large rhizosheath has on the phosphorus (P) acquisition by wheat and to investigate the genetic control of rhizosheath size in whe...

journal_title：Journal of experimental botany

authors： James RA,Weligama C,Verbyla K,Ryan PR,Rebetzke GJ,Rattey A,Richardson AE,Delhaize E

更新日期：2016-06-01 00:00:00

abstract：:Nitrate assimilation was analysed in chicory plants (Cichorium intybus L. cv. Turbo) during the early vegetative growth. Nitrate reductase (NR, EC 1.6.6.1) activity (NRA) was measured in roots and leaves at different developmental stages. During phase I, which corresponds to the structural growth (21-42 DAS), nitrate ...

journal_title：Journal of experimental botany

authors： Druart N,Goupil P,Dewaele E,Boutin JP,Rambour S

更新日期：2000-03-01 00:00:00

abstract：:While many C4 lineages have Kranz anatomy around individual veins, Salsoleae have evolved the Salsoloid Kranz anatomy where a continuous dual layer of chlorenchyma cells encloses the vascular and water-storage tissue. With the aim of elucidating the evolution of C4 photosynthesis in Salsoleae, a broadly sampled molecu...

journal_title：Journal of experimental botany

authors： Schüssler C,Freitag H,Koteyeva N,Schmidt D,Edwards G,Voznesenskaya E,Kadereit G

更新日期：2017-01-01 00:00:00

abstract：:Narrow-leafed lupin (Lupinus angustifolius L.) is the predominant grain legume crop in southern Australia, contributing half of the total grain legume production of Australia. Its yield in Australia is hampered by a range of subsoil constraints. The adaptation of lupin genotypes to subsoil constraints may be improved ...

journal_title：Journal of experimental botany

authors： Chen Y,Shan F,Nelson MN,Siddique KH,Rengel Z

更新日期：2016-06-01 00:00:00

abstract：:The C4 photosynthetic pathway uses water more efficiently than the C3 type, yet biogeographical analyses show a decline in C4 species relative to C3 species with decreasing rainfall. To investigate this paradox, the hypothesis that the C4 advantage over C3 photosynthesis is diminished by drought was tested, and the un...

journal_title：Journal of experimental botany

authors： Ripley BS,Gilbert ME,Ibrahim DG,Osborne CP

更新日期：2007-01-01 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