Post-translational modifications of FLOWERING LOCUS C modulate its activity.

abstract：:Abscission is a developmental process with important implications for agricultural practices. Ethylene has long been considered as a key regulator of the abscission process. The existence of an ethylene-independent abscission pathway, controlled by the complex of INFLORESCENCE DEFICIENT IN ABSCISSION (IDA) peptide and...

journal_title：Journal of experimental botany

authors： Meir S,Philosoph-Hadas S,Riov J,Tucker ML,Patterson SE,Roberts JA

更新日期：2019-03-11 00:00:00

abstract：:Plants require the function of plasma membrane-bound sulphate transporters for the initial uptake of inorganic sulphate. Part of this fundamental process is the energy-dependent proton/sulphate co-transport systems that are located in the surface cell layers of roots. During sulphur limitation, plants are able to acti...

journal_title：Journal of experimental botany

authors： Maruyama-Nakashita A,Nakamura Y,Yamaya T,Takahashi H

更新日期：2004-08-01 00:00:00

abstract：:Rapid alkalinization factor (RALF) is a peptide signal that plays a basic role in cell biology and most likely regulates cell expansion. In this study, transgenic Arabidopsis thaliana lines with high and low levels of AtRALF1 transcripts were used to investigate this peptide's mechanism of action. Overexpression of th...

journal_title：Journal of experimental botany

authors： Bergonci T,Ribeiro B,Ceciliato PH,Guerrero-Abad JC,Silva-Filho MC,Moura DS

更新日期：2014-05-01 00:00:00

abstract：:In Arabidopsis, 20 genes encode putative glutamate receptor-like proteins (AtGLRs). However, the functions of most genes are unknown. In this study, our results revealed that loss of function of AtGLR3.6 (atglr3.6-1) leads to reduced primary root growth and fewer lateral roots, whereas AtGLR3.6 overexpression induced ...

journal_title：Journal of experimental botany

authors： Singh SK,Chien CT,Chang IF

更新日期：2016-03-01 00:00:00

abstract：:Plants respond to many environmental changes by rapidly adjusting their hydraulic conductivity and transpiration rate, thereby optimizing water-use efficiency and preventing damage due to low water potential. A multiple-load-cell apparatus, time-series analysis of the measured data, and residual low-pass filtering met...

journal_title：Journal of experimental botany

authors： Wallach R,Da-Costa N,Raviv M,Moshelion M

更新日期：2010-07-01 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：:Soybean seeds provide an excellent source of protein for human and livestock nutrition. However, their nutritional quality is hampered by a low concentration of the essential sulfur amino acid, methionine (Met). In order to study factors that regulate Met synthesis in soybean seeds, this study used the Met-insensitive...

journal_title：Journal of experimental botany

authors： Song S,Hou W,Godo I,Wu C,Yu Y,Matityahu I,Hacham Y,Sun S,Han T,Amir R

更新日期：2013-04-01 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：:The cyclic nucleotide cGMP has been shown to play important roles in plant development and responses to abiotic and biotic stress. Yet much controversy remains regarding the exact role of this second messenger. Progress in unravelling cGMP function in plants was hampered by laborious and time-consuming methodology to ...

journal_title：Journal of experimental botany

authors： Isner JC,Nühse T,Maathuis FJ

更新日期：2012-05-01 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：:Root system architecture adapts to low nitrogen (N) nutrition. Some adaptations may be mediated by modifications of carbon (C) fluxes. The objective of this study was to test the hypothesis that changes in root system architecture under different N regimes may be accounted for by using simple hypotheses of C allocatio...

journal_title：Journal of experimental botany

authors： Brun F,Richard-Molard C,Pagès L,Chelle M,Ney B

更新日期：2010-05-01 00:00:00

abstract：:The transition to flowering is known to be regulated by numerous interacting endogenous and environmental cues, of which brassinosteroids (BRs), a group of polyhydroxylated steroid phytohormones, appear to be linked to the regulation of flowering time. In Arabidopsis, BR biosynthetic det2 mutants exhibited delayed flo...

journal_title：Journal of experimental botany

authors： Li J,Li Y,Chen S,An L

更新日期：2010-10-01 00:00:00

abstract：:Cell wall apposition (CWA) formation is one of the first lines of defence used by plants to halt invading fungi such as powdery mildew. Lignin is a complex polymer of hydroxylated and methoxylated phenylpropane units (monolignols) and lignification renders the cell wall more resistant to pathogen attack. The role of m...

journal_title：Journal of experimental botany

authors： Bhuiyan NH,Selvaraj G,Wei Y,King J

更新日期：2009-01-01 00:00:00

abstract：:Topoisomerase I (topo I) is a nuclear enzyme which plays a fundamental role in several pathways involving changes in DNA topology. The topo I-mediated reaction is accomplished by the transient covalent binding of the enzyme to DNA (topo I-DNA complex). Stabilization of the topo I-DNA complex, leading to irreversible d...

journal_title：Journal of experimental botany

authors： Locato V,Balestrazzi A,De Gara L,Carbonera D

更新日期：2006-01-01 00:00:00

abstract：:Water deficits are known to alter fine root structure and function, but little is known about how these responses contribute to differences in drought resistance across grapevine rootstocks. The ways in which water deficit affects root anatomical and physiological characteristics were studied in two grapevine rootstoc...

journal_title：Journal of experimental botany

authors： Barrios-Masias FH,Knipfer T,McElrone AJ

更新日期：2015-09-01 00:00:00

abstract：:Environmental stresses such as drought, heat, and salinity limit plant development and agricultural productivity. While individual stresses have been studied extensively, much less is known about the molecular interaction of responses to multiple stresses. To address this problem, we investigated molecular responses o...

journal_title：Journal of experimental botany

authors： Sewelam N,Brilhaus D,Bräutigam A,Alseekh S,Fernie AR,Maurino VG

更新日期：2020-08-06 00:00:00

abstract：:Seeds of two ecotypes of Arabidopsis thaliana, NW20 and N1601, were aged over a range of saturated salt solutions at temperatures between 6 degrees C and 55 degrees C. For each ecotype, the results from 37 storage experiments were summarized using the Ellis and Roberts viability equations and a modified version of the...

journal_title：Journal of experimental botany

authors： Hay FR,Mead A,Manger K,Wilson FJ

更新日期：2003-03-01 00:00:00

abstract：:Nutrient requirements for plant growth are expected to rise in response to the predicted changes in CO(2) and temperature. In this context, little attention has been paid to the effects of soil temperature, which limits plant growth at early stages in temperate regions. A factorial growth-room experiment was conducted...

journal_title：Journal of experimental botany

authors： Gavito ME,Curtis PS,Mikkelsen TN,Jakobsen I

更新日期：2001-09-01 00:00:00

abstract：:Phospholipid signaling plays an important role in plant immune responses against phytopathogenic bacteria in Nicotiana benthamiana. Here, we isolated two phospholipase C2 (PLC2) orthologs in the N. benthamiana genome, designated as PLC2-1 and 2-2. Both NbPLC2-1 and NbPLC2-2 were expressed in most tissues and were indu...

journal_title：Journal of experimental botany

authors： Kiba A,Nakano M,Hosokawa M,Galis I,Nakatani H,Shinya T,Ohnishi K,Hikichi Y

更新日期：2020-08-06 00:00:00

abstract：:Stomatal responses to leaf-to-air vapour pressure deficit (LVPD), leaf water potential components, and cuticular properties were characterized for Douglas-fir (Pseudotsuga menziesii) foliage collected from tree tops along a height gradient from 5 m to 58 m in order to explore height-related trends in stomatal sensitiv...

journal_title：Journal of experimental botany

authors： Woodruff DR,Meinzer FC,McCulloh KA

更新日期：2010-01-01 00:00:00

abstract：:Despite numerous reports implicating salicylic acid (SA) in plant salinity responses, the specific ionic mechanisms of SA-mediated adaptation to salt stress remain elusive. To address this issue, a non-invasive microelectrode ion flux estimation technique was used to study kinetics of NaCl-induced net ion fluxes in Ar...

journal_title：Journal of experimental botany

authors： Jayakannan M,Bose J,Babourina O,Rengel Z,Shabala S

更新日期：2013-05-01 00:00:00

abstract：:Plant development results from controlled cell divisions, structural modifications, and reorganizations of the cell wall. Thereby, regulation of cell wall behaviour takes place at multiple length scales involving compositional and architectural aspects in addition to various developmental and/or environmental factors....

journal_title：Journal of experimental botany

authors： Hayot CM,Forouzesh E,Goel A,Avramova Z,Turner JA

更新日期：2012-04-01 00:00:00

abstract：:Protein kinase-mediated phosphorylation modulates the absorption of many nutrients in plants. CALCIUM-DEPENDENT PROTEIN KINASES (CPKs) are key players in plant signaling to translate calcium signals into diverse physiological responses. However, the regulatory role of CPKs in ammonium uptake remains largely unknown. H...

journal_title：Journal of experimental botany

authors： Qin DB,Liu MY,Yuan L,Zhu Y,Li XD,Chen LM,Wang Y,Chen YF,Wu WH,Wang Y

更新日期：2020-08-06 00:00:00

abstract：:Woolliness is a physiological disorder of peaches and nectarines that becomes apparent when fruit are ripened after prolonged periods of cold storage. This disorder is of commercial importance since shipping of peaches to distant markets and storage before selling require low temperature. However, knowledge about the ...

journal_title：Journal of experimental botany

authors： González-Agüero M,Pavez L,Ibáñez F,Pacheco I,Campos-Vargas R,Meisel LA,Orellana A,Retamales J,Silva H,González M,Cambiazo V

更新日期：2008-01-01 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：: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：: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：:Since cysteine is the first committed molecule in plant metabolism containing both sulphur and nitrogen, the regulation of its biosynthesis is critically important. Cysteine itself is required for the production of an abundance of key metabolites in diverse pathways. Plants alter their metabolism to compensate for sul...

journal_title：Journal of experimental botany

authors： Hesse H,Nikiforova V,Gakière B,Hoefgen R

更新日期：2004-06-01 00:00:00

abstract：:Wheat phenology allows escaping from seasonal abiotic stresses including frosts and high temperatures, the latter being forecasted to increase with climate change. The use of marker-based crop models to identify ideotypes has been proposed to select genotypes adapted to specific weather and management conditions and a...

journal_title：Journal of experimental botany

authors： Bogard M,Hourcade D,Piquemal B,Gouache D,Deswartes JC,Throude M,Cohan JP

更新日期：2020-10-17 00:00:00

abstract：:Crop yields increased dramatically in the 20th century as recorded on Broadbalk or in world averages. The vast majority of that increase has occurred since the last world war and has been powered by changes in the genetic potential of the crop and in the way in which it has been managed. Nevertheless, the challenge to...

journal_title：Journal of experimental botany

authors： Miflin B

更新日期：2000-01-01 00:00:00