Deficit irrigation for reducing agricultural water use.

abstract：:More than 80% of land plant species benefit from symbiotic partnerships with arbuscular mycorrhizal (AM) fungi that assist in nutrient acquisition and enhance the ability of host plants to adapt to environmental constraints. Host-generated plasma membrane-residing receptor-like kinases and the α/β-hydrolases, e.g. DWA...

journal_title：Journal of experimental botany

authors： Nasir F,Bahadur A,Lin X,Gao Y,Tian C

更新日期：2020-11-30 00:00:00

abstract：:Mobilization of reserves in germinated cereal grains is critical for early seedling vigour, global crop productivity, and hence food security. Gibberellins (GAs) are central to this process. We have developed a spatio-temporal model that describes the multifaceted mechanisms of GA regulation in germinated barley grain...

journal_title：Journal of experimental botany

authors： Betts NS,Dockter C,Berkowitz O,Collins HM,Hooi M,Lu Q,Burton RA,Bulone V,Skadhauge B,Whelan J,Fincher GB

更新日期：2020-03-25 00:00:00

abstract：:14C-salicylic acid (SA) was used to monitor SA metabolism and its regulation in tobacco cell suspension culture. Two SA concentrations (20 microM and 200 microM) were used for comparison. SA was quickly taken up in both treatments, and the 200 microM-treated cells absorbed approximately 15 times that of 20 microM-trea...

journal_title：Journal of experimental botany

authors： Chen HJ,Hou WC,Kuć J,Lin YH

更新日期：2001-06-01 00:00:00

abstract：:An H(+)-pyrophosphatase (PPase) gene named TsVP involved in basic biochemical and physiological mechanisms was cloned from Thellungiella halophila. The deduced translation product has similar characteristics to H(+)-PPases from other species, such as Arabidopsis and rice, in terms of bioinformation. The heterologous e...

journal_title：Journal of experimental botany

authors： Gao F,Gao Q,Duan X,Yue G,Yang A,Zhang J

更新日期：2006-01-01 00:00:00

abstract：:The influence of reduced glycine decarboxylase complex (GDC) activity on leaf atmosphere CO2 and 13CO2 exchange was tested in transgenic Oryza sativa with the GDC H-subunit knocked down in leaf mesophyll cells. Leaf measurements on transgenic gdch knockdown and wild-type plants were carried out in the light under phot...

journal_title：Journal of experimental botany

authors： Giuliani R,Karki S,Covshoff S,Lin HC,Coe RA,Koteyeva NK,Quick WP,Von Caemmerer S,Furbank RT,Hibberd JM,Edwards GE,Cousins AB

更新日期：2019-05-09 00:00:00

abstract：:The spatial and temporal distribution of expression of two cytosolic members of the AtHsp90 gene family was assessed during early development. In stressed transgenic plants bearing the AtHsp90-3 promoter, beta-glucuronidase (GUS) activity was strong in meristematic tissues. Expression was also detected in vascular tis...

journal_title：Journal of experimental botany

authors： Prasinos C,Krampis K,Samakovli D,Hatzopoulos P

更新日期：2005-02-01 00:00:00

abstract：:Plant programmed cell death (PCD) is a genetically controlled process that plays an important role in development and stress responses. Reactive oxygen species (ROS) are key inducers of PCD. The addition of 50 mM H₂O₂ to tobacco Bright Yellow-2 (TBY-2) cell cultures induces PCD. A comparative proteomic analysis of TBY...

journal_title：Journal of experimental botany

authors： Vannini C,Marsoni M,Cantara C,De Pinto MC,Locato V,De Gara L,Bracale M

更新日期：2012-05-01 00:00:00

abstract：:Primary adhesion of zoospores of the green macroalga Enteromorpha to substrata involves a massive release of adhesive glycoproteins from Golgi-derived, membrane-bounded vesicles in the anterior region of the spore, followed by rapid curing. This process is sensitive to low concentrations (5-10 microg x ml(-1)) of the ...

journal_title：Journal of experimental botany

authors： Callow ME,Crawford S,Wetherbee R,Taylor K,Finlay JA,Callow JA

更新日期：2001-07-01 00:00:00

abstract：:Accounting for almost one-fifth of the primary production on Earth, the unicellular eukaryotic group of diatoms plays a key ecological and biogeochemical role in our contemporary oceans. Furthermore, as producers of various lipids and pigments, and characterized by their finely ornamented silica cell wall, diatoms hol...

journal_title：Journal of experimental botany

authors： Huysman MJ,Vyverman W,De Veylder L

更新日期：2014-06-01 00:00:00

abstract：:Leaf senescence is a very important trait that limits yield and biomass accumulation of agronomic crops and reduces post-harvest performance and the nutritional value of horticultural crops. Significant advance in physiological and molecular understanding of leaf senescence has made it possible to devise ways of manip...

journal_title：Journal of experimental botany

authors： Guo Y,Gan SS

更新日期：2014-07-01 00:00:00

abstract：:Oleoresin produced and stored in pine tree leaves provides direct resistance to herbivores, while leaf volatile terpenes (LVT) in the resin are also powerful airborne infochemicals. Resin concentration and profile show considerable spatial and temporal phenotypic variation within and among pine populations. LVT bioche...

journal_title：Journal of experimental botany

authors： Sampedro L,Moreira X,Llusia J,Peñuelas J,Zas R

更新日期：2010-10-01 00:00:00

abstract：:Plant root rhizosphere interactions with mutualistic microbes are diverse and numerous, having evolved over time in response to selective pressures on plants to attain anchorage and nutrients. These relationships can be considered to be formed through a combination of architectural connections: molecular architecture ...

journal_title：Journal of experimental botany

authors： Lagunas B,Schäfer P,Gifford ML

更新日期：2015-04-01 00:00:00

abstract：:Root climbers such as English ivy (Hedera helix) rely on specialized adventitious roots for attachment, enabling the plants to climb on a wide range of natural and artificial substrates. Despite their importance for the climbing habit, the biomechanical properties of these specialized adventitious roots compared with ...

journal_title：Journal of experimental botany

authors： Melzer B,Seidel R,Steinbrecher T,Speck T

更新日期：2012-01-01 00:00:00

abstract：:Recent research is beginning to reveal how intricate networks of hormones and transcription factors coordinate the complex patterning of the gynoecium, the female reproductive structure of flowering plants. This review summarizes recent advances in understanding of how auxin biosynthesis, transport, and responses toge...

journal_title：Journal of experimental botany

authors： Larsson E,Franks RG,Sundberg E

更新日期：2013-06-01 00:00:00

abstract：:The mechanism of the post-translational modulation of nitrate reductase activity (NR, EC 1.6.6.1) is briefly summarized, and it is shown that by this mechanism nitric oxide production through NR is also rapidly modulated. New and partly unexpected details on the modulation mechanism have been obtained by using immunol...

journal_title：Journal of experimental botany

authors： Kaiser WM,Weiner H,Kandlbinder A,Tsai CB,Rockel P,Sonoda M,Planchet E

更新日期：2002-04-01 00:00:00

abstract：:Sorghum is an important source of food, feed, and biofuel, especially in the semi-arid tropics because this cereal is well adapted to harsh, drought-prone environments. Post-flowering drought adaptation in sorghum is associated with the stay-green phenotype. Alleles that contribute to this complex trait have been mapp...

journal_title：Journal of experimental botany

authors： Harris K,Subudhi PK,Borrell A,Jordan D,Rosenow D,Nguyen H,Klein P,Klein R,Mullet J

更新日期：2007-01-01 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：:Dihydroflavonol 4-reductase (DFR) is the first committed enzyme of the anthocyanin and condensed tannin pathways. Several DFR cDNAs have been cloned, and different specificities of DFR isozymes in the substrate hydroxylation patterns have been reported, but only fragmentary knowledge of DFR gene organization is availa...

journal_title：Journal of experimental botany

authors： Shimada N,Sasaki R,Sato S,Kaneko T,Tabata S,Aoki T,Ayabe S

更新日期：2005-09-01 00:00:00

abstract：:Vivipary, the germination of seeds before they are shed from the parent plant, is a rare event in angiosperms involving complex ecophysiological processes. Pseudovivipary and cryptovivipary occur in approximately 30 (2%) species of the cactus family. A remarkable case of vivipary in Epiphyllum phyllanthus is described...

journal_title：Journal of experimental botany

authors： Cota-Sánchez JH,Abreu DD

更新日期：2007-01-01 00:00:00

abstract：:A gene MtPPRD1, encoding a protein of 132 amino acids containing a proline-rich domain (PRD), has been revealed by suppressive subtractive hybridization (SSH) with two mRNA populations of embryo axes harvested immediately before and after radicle emergence. Although at the protein level MtPPRD1 showed low homology wit...

journal_title：Journal of experimental botany

authors： Bouton S,Viau L,Lelièvre E,Limami AM

更新日期：2005-03-01 00:00:00

abstract：:Plants show varied cellular responses to salinity that are partly associated with maintaining low cytosolic Na(+) levels and a high K(+)/Na(+) ratio. Plant metabolites change with elevated Na(+), some changes are likely to help restore osmotic balance while others protect Na(+)-sensitive proteins. Metabolic responses ...

journal_title：Journal of experimental botany

authors： Widodo,Patterson JH,Newbigin E,Tester M,Bacic A,Roessner U

更新日期：2009-01-01 00:00:00

abstract：:Mitochondrial uncoupling protein 1 (UCP1) decreases reactive oxygen species production under stress conditions by uncoupling the electrochemical gradient from ATP synthesis. This study combined transcriptome profiling with experimentally induced hypoxia to mechanistically dissect the impact of Arabidopsis thaliana UCP...

journal_title：Journal of experimental botany

authors： Barreto P,Okura V,Pena IA,Maia R,Maia IG,Arruda P

更新日期：2016-01-01 00:00:00

abstract：:Branching is an important trait of plant development regulated by environmental signals. Phytochromes in Arabidopsis mediate branching in response to the changes in the red light:far-red light ratio (R:FR), the mechanisms of which are still elusive. Here it is shown that overexpression of CONSTANS-LIKE 7 (COL7) result...

journal_title：Journal of experimental botany

authors： Wang H,Zhang Z,Li H,Zhao X,Liu X,Ortiz M,Lin C,Liu B

更新日期：2013-02-01 00:00:00

abstract：:In taproot of oilseed rape (Brassica napus L.), a 23 kDa polypeptide has been recently identified as a putative vegetative storage protein (VSP) because of its accumulation during flowering and its specific mobilization to sustain grain filling when N uptake is strongly reduced. The objectives were to characterize thi...

journal_title：Journal of experimental botany

authors： Rossato L,Le Dantec C,Laine P,Ourry A

更新日期：2002-02-01 00:00:00

abstract：:A putative component protein of the nuclear lamina, KAKU4, modulates nuclear morphology in Arabidopsis thaliana seedlings, but its physiological significance is unknown. KAKU4 was highly expressed in mature pollen grains, each of which has a vegetative cell and two sperm cells. KAKU4 protein was highly abundant on the...

journal_title：Journal of experimental botany

authors： Goto C,Tamura K,Nishimaki S,Maruyama D,Hara-Nishimura I

更新日期：2020-10-22 00:00:00

abstract：:Physiological aspects of acidity stress in plants (synonymous with H(+) rhizotoxicity or low-pH stress) have long been a focus of research, in particular with respect to acidic soils where aluminium and H(+) rhizotoxicities often co-occur. However, toxic H(+) and Al(3+) elicit different response mechanisms in plants, ...

journal_title：Journal of experimental botany

authors： Shavrukov Y,Hirai Y

更新日期：2016-01-01 00:00:00

abstract：:MicroRNAs (miRNAs) are small noncoding regulatory RNAs that play key roles in the process of plant development. To date, extensive studies of miRNAs have been performed in a few model plants, but few efforts have focused on small RNAs (sRNAs) in conifers because of the lack of reference sequences for their enormous ge...

journal_title：Journal of experimental botany

authors： Qiu Z,Li X,Zhao Y,Zhang M,Wan Y,Cao D,Lu S,Lin J

更新日期：2015-06-01 00:00:00

abstract：:To obtain and concentrate reduced N from the environment, plants have evolved a diverse array of adaptations to utilize soil, biotic and atmospheric N. In symbiotic N(2)-fixing systems the potential for oversupply exists and regulation of activity to match demand is crucial. N status in plants is likely to be most str...

journal_title：Journal of experimental botany

authors： Parsons R,Sunley RJ

更新日期：2001-03-01 00:00:00

abstract：:Soil fertility provides the foundation for nutritious food production and resilient and sustainable livelihoods. A comprehensive survey and summit meeting were conducted with the aims of understanding barriers to enhancing soil fertility in sub-Saharan Africa and providing evidence-based recommendations. The focus reg...

journal_title：Journal of experimental botany

authors： Stewart ZP,Pierzynski GM,Middendorf BJ,Prasad PVV

更新日期：2020-01-07 00:00:00

abstract：:Transcription factors are proposed as suitable targets for the control of traits such as yield or food quality in plants. This study reports the results of a functional genomics research effort that identified ATHB17, a transcription factor from the homeodomain-leucine zipper class II family, as a novel target for the...

journal_title：Journal of experimental botany

authors： Hymus GJ,Cai S,Kohl EA,Holtan HE,Marion CM,Tiwari S,Maszle DR,Lundgren MR,Hong MC,Channa N,Loida P,Thompson R,Taylor JP,Rice E,Repetti PP,Ratcliffe OJ,Reuber TL,Creelman RA

更新日期：2013-11-01 00:00:00