Ethylene is required for both the initiation and progression of softening in pear (Pyrus communis L.) fruit.

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：:In angiosperms, fertilization and subsequent zygotic development occur in embryo sacs deeply embedded in the ovaries; therefore, these processes are poorly elucidated. In this study, microarray-based transcriptome analyses were conducted on rice sperm cells, egg cells, and zygotes isolated from flowers to identify can...

journal_title：Journal of experimental botany

authors： Abiko M,Maeda H,Tamura K,Hara-Nishimura I,Okamoto T

更新日期：2013-04-01 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：:Plants have evolved elaborate mechanisms for sensing and responding to sub-optimal environmental conditions. Abiotic stresses caused by these conditions trigger a wide range of local and long-distance signals which must be co-ordinated and integrated into whole-plant processes, such as development, in order for the pl...

journal_title：Journal of experimental botany

authors： Zwack PJ,Rashotte AM

更新日期：2015-08-01 00:00:00

abstract：:To elucidate the phytohormonal basis of the feedback regulation of leaf senescence induced by potassium (K) deficiency in cotton (Gossypium hirsutum L.), two cultivars contrasting in sensitivity to K deficiency were self- and reciprocally grafted hypocotyl-to-hypocotyl, using standard grafting (one scion grafted onto ...

journal_title：Journal of experimental botany

authors： Wang Y,Li B,Du M,Eneji AE,Wang B,Duan L,Li Z,Tian X

更新日期：2012-10-01 00:00:00

abstract：:Sexual reproduction in higher plants uses pollination, involving interactions between pollen and pistil. Self-incompatibility (SI) prevents self-fertilization, providing an important mechanism to promote outbreeding. SI is controlled by the S-locus; discrimination occurs between incompatible pollen, which is rejected,...

journal_title：Journal of experimental botany

authors： Bosch M,Franklin-Tong VE

更新日期：2008-01-01 00:00:00

abstract：:The relationship between carbon income and expenditure over the life of a leaf is described and related to the productivity benefits of altering the timing of senescence initiation. In genetic variants with delayed leaf senescence ('stay-greens') deconstruction of the photosynthetic apparatus during leaf senescence is...

journal_title：Journal of experimental botany

authors： Thomas H,Howarth CJ

更新日期：2000-02-01 00:00:00

abstract：:Tomato (Lycopersicon esculentum) plants were grown in liquid culture inside the greenhouse of Hiroshima University, Japan. At the first fruiting stage, P was withdrawn from the rooting medium for a period of 19 d and its effect was studied on photosynthesis, stomatal conductance, transpiration, partitioning of 13C and...

journal_title：Journal of experimental botany

authors： Fujita K,Okada M,Lei K,Ito J,Ohkura K,Adu-Gyamfi JJ,Mohapatra PK

更新日期：2003-11-01 00:00:00

abstract：:SPICK2, a homologue of the weakly-inward-rectifying Shaker-like Arabidopsis K channel, AKT2, is a candidate K+-influx channel participating in light- and clock-regulated leaf movements of the legume, Samanea saman. Light and the biological clock regulate the in situ K+-influx channel activity differentially in extenso...

journal_title：Journal of experimental botany

authors： Yu L,Becker D,Levi H,Moshelion M,Hedrich R,Lotan I,Moran A,Pick U,Naveh L,Libal Y,Moran N

更新日期：2006-01-01 00:00:00

abstract：:Notwithstanding the economic importance of non-climacteric fruits like grape and strawberry, little is known about the mechanisms that regulate their ripening. Up to now no growth regulator has emerged with a primary role similar to that played by ethylene in the ripening of the climacteric fruits. Strawberries can pr...

journal_title：Journal of experimental botany

authors： Trainotti L,Pavanello A,Casadoro G

更新日期：2005-08-01 00:00:00

abstract：:ICE1 (Inducer of CBF Expression 1) encodes a MYC-like basic helix-loop-helix transcription factor that acts as a central regulator of cold response. In this study, we elucidated the function and underlying mechanisms of PtrICE1 from trifoliate orange [Poncirus trifoliata (L.) Raf.]. PtrICE1 was upregulated by cold, de...

journal_title：Journal of experimental botany

authors： Huang XS,Zhang Q,Zhu D,Fu X,Wang M,Zhang Q,Moriguchi T,Liu JH

更新日期：2015-06-01 00:00:00

abstract：:Reactive oxygen species (ROS) play a key role in the regulation of many biological processes in plants. Nonetheless, they are considered highly reactive and toxic to cells. Owing to their toxicity, as well as their important role in signaling, the level of ROS in cells needs to be tightly regulated. The ROS gene netwo...

journal_title：Journal of experimental botany

authors： Inupakutika MA,Sengupta S,Devireddy AR,Azad RK,Mittler R

更新日期：2016-11-01 00:00:00

abstract：:Two unlinked semi-dominant loci, A (NIC1) and B (NIC2), control nicotine and related alkaloid biosynthesis in Burley tobaccos. Mutations in either or both loci (nic1 and nic2) lead to low nicotine phenotypes with altered environmental stress responses. Here we show that the transcripts derived from the pathogenesis-re...

journal_title：Journal of experimental botany

authors： Ma H,Wang F,Wang W,Yin G,Zhang D,Ding Y,Timko MP,Zhang H

更新日期：2016-10-01 00:00:00

abstract：:As a first step to investigate whether Rab GTPases are involved in grape berry development, the Vitis vinifera EST and gene databases were searched for members of the VvRab family. The grapevine genome was found to contain 26 VvRabs that could be distributed into all of the eight groups described in the literature for...

journal_title：Journal of experimental botany

authors： Abbal P,Pradal M,Muniz L,Sauvage FX,Chatelet P,Ueda T,Tesniere C

更新日期：2008-01-01 00:00:00

abstract：:The eukaryotic actin cytoskeleton is a highly dynamic framework that is involved in many biological processes, such as cell growth, division, morphology, and motility. G-actin polymerizes into microfilaments that associate into bundles, patches, and networks, which, in turn, organize into higher order structures that ...

journal_title：Journal of experimental botany

authors： Stephan OOH

更新日期：2017-06-15 00:00:00

abstract：:This short review outlines the central role of glutamine synthetase (GS) in plant nitrogen metabolism and discusses some possibilities for crop improvement. GS functions as the major assimilatory enzyme for ammonia produced from N fixation, and nitrate or ammonia nutrition. It also reassimilates ammonia released as a ...

journal_title：Journal of experimental botany

authors： Miflin BJ,Habash DZ

更新日期：2002-04-01 00:00:00

abstract：:Previous studies documented that metal hyperaccumulation armours plants with direct defences against pathogens. In the present study, it was found that high leaf Mn concentrations (<2500 µg g(-1)) induced grapevine resistance to powdery mildew [Uncinula necator (Schw.) Burr]. Manganese delayed pathogen spreading after...

journal_title：Journal of experimental botany

authors： Yao YA,Wang J,Ma X,Lutts S,Sun C,Ma J,Yang Y,Achal V,Xu G

更新日期：2012-09-01 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：:The scale, mechanism, and physiological importance of cuticular transpiration were last reviewed in this journal 5 and 10 years ago. Progress in our basic understanding of the underlying processes and their physiological and structural determinants has remained frustratingly slow ever since. There have been major adva...

journal_title：Journal of experimental botany

authors： Kerstiens G

更新日期：2006-01-01 00:00:00

abstract：:The disruption of K(+) transport and accumulation is symptomatic of NH(4)(+) toxicity in plants. In this study, the influence of K(+) supply (0.02-40 mM) and nitrogen source (10 mM NH(4)(+) or NO(3)(-)) on root plasma membrane K(+) fluxes and cytosolic K(+) pools, plant growth, and whole-plant K(+) distribution in the...

journal_title：Journal of experimental botany

authors： Szczerba MW,Britto DT,Ali SA,Balkos KD,Kronzucker HJ

更新日期：2008-01-01 00:00:00

abstract：:The possible role of photorespiration as a general stress protection mechanism, and in C(4) plant metabolism, is controversial. In particular, the potential involvement of photorespiration in the acquisition of desiccation tolerance in 'resurrection' plants is unknown. An investigation was carried out into whether pho...

journal_title：Journal of experimental botany

authors： Martinelli T,Whittaker A,Masclaux-Daubresse C,Farrant JM,Brilli F,Loreto F,Vazzana C

更新日期：2007-01-01 00:00:00

abstract：:The effect of iron (Fe) and sulphur (S) deprivation on sulphate uptake and assimilation pathways was investigated in durum wheat by analysing the expression of genes coding for major transporters and enzymes involved in sulphate assimilation and reduction: high-affinity sulphate transporters (TdSultr1.1 and TdSultr1.3...

journal_title：Journal of experimental botany

authors： Ciaffi M,Paolacci AR,Celletti S,Catarcione G,Kopriva S,Astolfi S

更新日期：2013-04-01 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：: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：:Oilseed rape is one of the most important dicotyledonous field crops in the world, where it plays a key role in productive cereal crop rotations. However, its production requires high nitrogen fertilization and its nitrogen footprint exceeds that of most other globally important crops. Hence, increased nitrogen use ef...

journal_title：Journal of experimental botany

authors： Stahl A,Vollrath P,Samans B,Frisch M,Wittkop B,Snowdon RJ

更新日期：2019-03-27 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：:Studies of the hydraulic properties of xylem vessels have been limited to measurements of whole plant or whole stem segments. This approach allows the longitudinal transport properties of the ensemble of vessels within a stem to be determined, but provides little information on radial transport. Here the xylem of Frax...

journal_title：Journal of experimental botany

authors： Zwieniecki MA,Melcher PJ,Holbrook NM

更新日期：2001-02-01 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：:Drought is a major abiotic stress that negatively influences crop yield. Breeding strategies for improved drought resistance require an improved knowledge of plant drought responses. We therefore applied drought to barley recombinant inbred lines and their parental genotypes shortly before tillering. A large-scale pro...

journal_title：Journal of experimental botany

authors： Rodziewicz P,Chmielewska K,Sawikowska A,Marczak Ł,Łuczak M,Bednarek P,Mikołajczak K,Ogrodowicz P,Kuczyńska A,Krajewski P,Stobiecki M

更新日期：2019-05-09 00:00:00

abstract：:Iron is an essential element for most organisms. As an indispensable co-factor of many enzymes, iron is involved in various crucial metabolic processes, which are required for the survival of plants and pathogens. Conversely, excessive iron produces highly active reactive oxygen species (ROS) that is toxic to the cell...

journal_title：Journal of experimental botany

authors： Liu Y,Kong D,Wu HL,Ling HQ

更新日期：2020-11-08 00:00:00