Elevated CO2 has concurrent effects on leaf and grain metabolism but minimal effects on yield in wheat.

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：:alpha4-Fucosylation represents a final step of protein N- glycosylation. alpha4-fucosylated N-glycans are thought to be involved in cell-to-cell communication and recognition in primates and plants. Nevertheless, in the plant life cycle, the function of alpha4-fucosylation remains largely unknown. To gain an insight i...

journal_title：Journal of experimental botany

authors： Joly C,Léonard R,Maftah A,Riou-Khamlichi C

更新日期：2002-06-01 00:00:00

abstract：:High temperature stress (HTS), during flowering, decreases seed production in many plants. To determine the effect of a moderate HTS on flowering, fruit and seed set in Brassica napus, plants were exposed to a HTS (8/16 h dark/light, 18 degrees C night, ramped at 2 degrees C h-1, over 6 h, to 35 degrees C for 4 h, ram...

journal_title：Journal of experimental botany

authors： Young LW,Wilen RW,Bonham-Smith PC

更新日期：2004-02-01 00:00:00

abstract：:Seed loss resulting from pod shattering is a major constraint in production of oilseed rape (Brassica napus L.). However, the molecular mechanisms underlying pod shatter resistance are not well understood. Here, we show that the pod shatter resistance at quantitative trait locus qSRI.A9.1 is controlled by one of the B...

journal_title：Journal of experimental botany

authors： Liu J,Zhou R,Wang W,Wang H,Qiu Y,Raman R,Mei D,Raman H,Hu Q

更新日期：2020-09-19 00:00:00

abstract：:We explored the idea of whether electropotential waves (EPWs) primarily act as vehicles for systemic spread of Ca(2+) signals. EPW-associated Ca(2+) influx may trigger generation and amplification of countless long-distance signals along the phloem pathway given the fact that gating of Ca(2+)-permeable channels is a u...

journal_title：Journal of experimental botany

authors： van Bel AJ,Furch AC,Will T,Buxa SV,Musetti R,Hafke JB

更新日期：2014-04-01 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：:In this study we test the hypothesis that maize genotypes with reduced crown root number (CN) will have greater root depth and improved water acquisition from drying soil. Maize recombinant inbred lines with contrasting CN were evaluated under water stress in greenhouse mesocosms and field rainout shelters. CN varied ...

journal_title：Journal of experimental botany

authors： Gao Y,Lynch JP

更新日期：2016-08-01 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：:Potato has been genetically engineered for the production of commercially important ketocarotenoids including astaxanthin (3,3'-dihydroxy 4,4'-diketo-beta-carotene). To support the formation of 3-hydroxylated and 4-ketolated beta-carotene, a transgenic potato line accumulating zeaxanthin due to inactivated zeaxanthin ...

journal_title：Journal of experimental botany

authors： Gerjets T,Sandmann G

更新日期：2006-01-01 00:00:00

abstract：:In recent years, efforts to exploit sunlight, a free and abundant energy source, have sped up dramatically. Oxygenic photosynthetic organisms, such as higher plants, algae, and cyanobacteria, can convert solar energy into chemical energy very efficiently using water as an electron donor. By providing organic building ...

journal_title：Journal of experimental botany

authors： Russo DA,Zedler JAZ,Jensen PE

更新日期：2019-03-27 00:00:00

abstract：:Sugar beet is spring-sown for sugar production in most sugar beet-growing countries. It is grown as a vegetative crop and it accumulates yield (sugar) from very early in its growth cycle. As long as the sugar beet plants do not flower, the sugar accumulation period is indefinite and yield continues to increase. This p...

journal_title：Journal of experimental botany

authors： Jaggard KW,Qi A,Ober ES

更新日期：2009-01-01 00:00:00

abstract：:Plants are sessile organisms forced to adjust to their surrounding environment. In a single plant the photoautotrophic shoot is exposed to pronounced environmental variations recurring in a day-night 24 h (diel) cycle, whereas the heterotrophic root grows in a temporally less fluctuating environment. The contrasting h...

journal_title：Journal of experimental botany

authors： Ruts T,Matsubara S,Wiese-Klinkenberg A,Walter A

更新日期：2012-05-01 00:00:00

abstract：:Phosphorus (P) deficiency and aluminum (Al) toxicity often coexist and limit plant growth on acid soils. It has been well documented that both P deficiency and Al toxicity alter root growth, including inhibition of primary roots and promotion of lateral roots. This suggests that plants adapt to both stresses through a...

journal_title：Journal of experimental botany

authors： Sun L,Tian J,Zhang H,Liao H

更新日期：2016-06-01 00:00:00

abstract：:Assessment of dormancy inception, maintenance and release was studied for artificially dried immature seeds harvested throughout seed development in the barley cv. Triumph and its mutant line TL43. Each was grown in Spain and Scotland under low and high dormancy inducing conditions, respectively. Both TL43 and Triumph...

journal_title：Journal of experimental botany

authors： Romagosa I,Prada D,Moralejo MA,Sopena A,Muñoz P,Casas AM,Swanston JS,Molina-Cano JL

更新日期：2001-07-01 00:00:00

abstract：:The present work describes the intrachloroplast localization and the changes that took place in the thylakoid and stroma-located superoxide dismutases (SOD, EC 1.15.1.1) and ascorbate peroxidases (APX, EC 1.11.1.11), in response to long-term NaCl stress in Pisum sativum L. cv. Puget plants. Native PAGE using high chlo...

journal_title：Journal of experimental botany

authors： Gomez JM,Jimenez A,Olmos E,Sevilla F

更新日期：2004-01-01 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：:The relative role of the maternal source and the filial sink in controlling the composition of maize (Zea mays L.) kernels is unclear and may be influenced by the genotype and the N supply. The objective of this study was to determine the influence of assimilate supply from the vegetative source and utilization of ass...

journal_title：Journal of experimental botany

authors： Seebauer JR,Singletary GW,Krumpelman PM,Ruffo ML,Below FE

更新日期：2010-01-01 00:00:00

abstract：:Cytophotometry of individual nuclei was used to examine the level of endoreduplication in epidermal cells from the upper and lower parts of the ovary during Ornithogalum umbellatum flower and fruit development. An increase in DNA content from 2-4C to 2-8C in both parts of the ovary was observed, while the epidermal ce...

journal_title：Journal of experimental botany

authors： Kwiatkowska M,Poplonska K,Kazmierczak A,Stepinski D,Rogala K,Polewczyk K

更新日期：2007-01-01 00:00:00

abstract：:The phenomenal increase in agricultural yields that we have witnessed in the last century has slowed down as we approach the limits of selective breeding and optimization of cultivation techniques. To support the yield increase required to feed an ever-growing population, we will have to identify new ways to boost the...

journal_title：Journal of experimental botany

authors： Kubis A,Bar-Even A

更新日期：2019-03-11 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：: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：:Recent years have witnessed a breathtaking increase in the availability of genome sequence data, providing evidence of the highly duplicate nature of eukaryotic genomes. Plants are exceptional among eukaryotic organisms in that duplicate loci compose a large fraction of their genomes, partly because of the frequent oc...

journal_title：Journal of experimental botany

authors： Charon C,Bruggeman Q,Thareau V,Henry Y

更新日期：2012-09-01 00:00:00

abstract：:Brassinosteroids (BRs) are a group of steroid hormones regulating plant growth and development. Since BRs do not undergo transport among plant tissues, their metabolism is tightly regulated by transcription factors (TFs) and feedback loops. BAS1 (CYP734A1, formerly CYP72B1) and SOB7 (CYP72C1) are two BR-inactivating c...

journal_title：Journal of experimental botany

authors： Peng H,Neff MM

更新日期：2020-01-23 00:00:00

abstract：:Among three AO isoforms detected in pea plants, the activity of PAO-1 was dominant in leaves of seedlings and young leaves of mature plants, while PAO-3 revealed the highest band intensity in old leaves and roots. PAO-1 and PAO-3 are homodimers consisting of 145 kDa and 140 kDa subunits, respectively, while PAO-2 is a...

journal_title：Journal of experimental botany

authors： Zdunek-Zastocka E,Omarov RT,Koshiba T,Lips HS

更新日期：2004-06-01 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 effects of synchronous photo (16 h daylength) and thermo (2 degrees C daily fluctuation) cycles on flowering time were compared with constant light and temperature treatments using two barley mapping populations derived from the facultative cultivar 'Dicktoo'. The 'Dicktoo'x'Morex' (spring) population (DM) segrega...

journal_title：Journal of experimental botany

authors： Karsai I,Szucs P,Koszegi B,Hayes PM,Casas A,Bedo Z,Veisz O

更新日期：2008-01-01 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：:Leaf senescence and associated changes in redox components were monitored in commercial pea (Pisum sativum L. cv. Phoenix) plants grown under different nitrogen regimes for 12 weeks until both nodules and leaves had fully senesced. One group of plants was inoculated with Rhizobium leguminosarum and grown with nutrient...

journal_title：Journal of experimental botany

authors： Vanacker H,Sandalio L,Jiménez A,Palma JM,Corpas FJ,Meseguer V,Gómez M,Sevilla F,Leterrier M,Foyer CH,del Río LA

更新日期：2006-01-01 00:00:00

abstract：:RETINOBLASTOMA (RB) is a tumour suppressor gene originally discovered in patients that develop eye tumours. The pRb protein is now well established as a key cell-cycle regulator which suppresses G1-S transition via interaction with E2F-DP complexes. pRb function is also required for a wide range of biological processe...

journal_title：Journal of experimental botany

authors： Kuwabara A,Gruissem W

更新日期：2014-06-01 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