abstract：:Members of the Orchidaceae, one of the largest families of flowering plants, evolved the crassulacean acid metabolism (CAM) photosynthesis strategy. It is thought that CAM triggers adaptive radiation into new niche spaces, yet very little is known about its origin and diversification on different continents. Here, we ...

journal_title：Journal of experimental botany

authors： Li MH,Liu DK,Zhang GQ,Deng H,Tu XD,Wang Y,Lan SR,Liu ZJ

更新日期：2019-11-29 00:00:00

abstract：:In apple (Malus×domestica) fruit, the different layers of the exocarp (cuticle, epidermis, and hypodermis) protect and maintain fruit integrity, and resist the turgor-driven expansion of the underlying thin-walled cortical cells during growth. Using in situ immunolocalization and size exclusion epitope detection chrom...

journal_title：Journal of experimental botany

authors： Collins PP,O'donoghue EM,Rebstock R,Tiffin HR,Sutherland PW,Schröder R,McAtee PA,Prakash R,Ireland HS,Johnston JW,Atkinson RG,Schaffer RJ,Hallett IC,Brummell DA

更新日期：2019-11-18 00:00:00

abstract：:The relatively better performance of mycorrhizal plants subjected to drought stress has commonly been linked to improved root water uptake through the fungal regulation of plant aquaporins and hormones. In this study, we examined the role of ectomycorrhizal fungi in plant water relations and plant hormonal balance und...

journal_title：Journal of experimental botany

authors： Calvo-Polanco M,Armada E,Zamarreño AM,García-Mina JM,Aroca R

更新日期：2019-11-18 00:00:00

abstract：:Cytokinins are one of the most important phytohormones and play essential roles in multiple life processes in planta. Root-derived cytokinins are transported to the shoots via long-distance transport. The mechanisms of long-distance transport of root-derived cytokinins remain to be demonstrated. In this study, we repo...

journal_title：Journal of experimental botany

authors： Zhao J,Yu N,Ju M,Fan B,Zhang Y,Zhu E,Zhang M,Zhang K

更新日期：2019-11-18 00:00:00

abstract：:Soil compaction is a serious global problem, and is a major cause of inadequate rooting and poor yield in crops around the world. Root system architecture (RSA) describes the spatial arrangement of root components within the soil and determines the plant's exploration of the soil. Soil strength restricts root growth a...

journal_title：Journal of experimental botany

authors： Correa J,Postma JA,Watt M,Wojciechowski T

更新日期：2019-11-18 00:00:00

abstract：:The increasing occurrence of heatwaves has intensified temperature stress on terrestrial vegetation. Here, we investigate how two contrasting isoprene-emitting tropical species, Ficus benjamina and Pachira aquatica, cope with heat stress and assess the role of internal plant carbon sources for isoprene biosynthesis in...

journal_title：Journal of experimental botany

authors： Yáñez-Serrano AM,Mahlau L,Fasbender L,Byron J,Williams J,Kreuzwieser J,Werner C

更新日期：2019-10-24 00:00:00

abstract：:Brassica rapa includes several important leafy vegetable crops with the potential for high cadmium (Cd) accumulation, posing a risk to human health. This study aims to understand the genetic basis underlying the variation in Cd accumulation among B. rapa vegetables. Cd uptake and translocation in 64 B. rapa accessions...

journal_title：Journal of experimental botany

authors： Zhang L,Wu J,Tang Z,Huang XY,Wang X,Salt DE,Zhao FJ

更新日期：2019-10-24 00:00:00

abstract：:Arlequin (Alq) is a gain-of-function mutant whose most relevant feature is that sepals are able to become fruit-like organs due to the ectopic expression of the ALQ-TAGL1 gene. The role of this gene in tomato fruit ripening was previously demonstrated. To discover new functional roles for ALQ-TAGL1, and most particula...

journal_title：Journal of experimental botany

authors： Ribelles C,García-Sogo B,Yuste-Lisbona FJ,Atarés A,Castañeda L,Capel C,Lozano R,Moreno V,Pineda B

更新日期：2019-10-24 00:00:00

abstract：:Phototropin1 (phot1) perceives low- to high-fluence blue light stimuli and mediates both the first and second positive phototropisms. High-fluence blue light is known to induce autophosphorylation of phot1, leading to the second positive phototropism. However, the phosphorylation status of phot1 by low-fluence blue li...

journal_title：Journal of experimental botany

authors： Suzuki H,Koshiba T,Fujita C,Yamauchi Y,Kimura T,Isobe T,Sakai T,Taoka M,Okamoto T

更新日期：2019-10-24 00:00:00

abstract：:FRIGIDA (FRI), as the major regulator of flowering time in Arabidopsis accessions, can activate its target FLOWERING LOCUS C (FLC) to delay flowering before vernalization. In addition to FLC, other FRI targets also exist in Arabidopsis. Although leaves sense environmental cues to modulate flowering time, it is not kno...

journal_title：Journal of experimental botany

authors： Kong X,Luo L,Zhao J,Chen Q,Chang G,Huang J,Yang Y,Hu X

更新日期：2019-10-15 00:00:00

abstract：:Rates of photosynthesis can be lower in plants grown under conditions of high leaf-to-air vapour pressure difference (VPD) than under low VPD. Leaf phenotype plasticity is a primary factor determining photosynthetic responses to environmental stimuli. However, it remains unclear how changes in leaf anatomical traits d...

journal_title：Journal of experimental botany

authors： Du Q,Liu T,Jiao X,Song X,Zhang J,Li J

更新日期：2019-09-24 00:00:00

abstract：:Understanding the genetic architecture of grain size is a prerequisite to manipulating grain development and improving the potential crop yield. In this study, we conducted a whole genome-wide quantitative trait locus (QTL) mapping of grain-size-related traits by constructing a high-density genetic map using 109 recom...

journal_title：Journal of experimental botany

authors： Yu K,Liu D,Chen Y,Wang D,Yang W,Yang W,Yin L,Zhang C,Zhao S,Sun J,Liu C,Zhang A

更新日期：2019-09-24 00:00:00

abstract：:Phi thickenings are specialized secondary walls found in root cortical cells. Despite their widespread occurrence throughout the plant kingdom, these specialized thickenings remain poorly understood. First identified by Van Tieghem in 1871, phi thickenings are a lignified and thickened cell wall band that is deposited...

journal_title：Journal of experimental botany

authors： Aleamotu'a M,McCurdy DW,Collings DA

更新日期：2019-09-24 00:00:00

abstract：:Autophagy plays a critical role in plants under biotic stress, including the response to pathogen infection. We investigated whether autophagy-related genes (ATGs) are involved in infection with Bamboo mosaic virus (BaMV), a single-stranded positive-sense RNA virus. Initially, we observed that BaMV infection in Nicoti...

journal_title：Journal of experimental botany

authors： Huang YP,Huang YW,Hsiao YJ,Li SC,Hsu YH,Tsai CH

更新日期：2019-09-24 00:00:00

abstract：:Natural vegetation is predicted to suffer from extreme heat events as a result of global warming. In this study, we focused on the immediate response to heat stress. Photosynthesis and volatile emissions were measured in the leaves of tobacco (Nicotiana tabacum cv. Wisconsin 38) after exposure to heat shock treatments...

journal_title：Journal of experimental botany

authors： Turan S,Kask K,Kanagendran A,Li S,Anni R,Talts E,Rasulov B,Kännaste A,Niinemets Ü

更新日期：2019-09-24 00:00:00

abstract：:CEPs (C-TERMINALLY ENCODED PEPTIDEs) inhibit Arabidopsis primary root growth by unknown mechanisms. We investigated how CEP3 levels control primary root growth. CEP3 peptide application decreased cell division, S-phase cell number, root meristematic cell number, and meristem zone (MZ) size in a dose- and CEP RECEPTOR1...

journal_title：Journal of experimental botany

authors： Delay C,Chapman K,Taleski M,Wang Y,Tyagi S,Xiong Y,Imin N,Djordjevic MA

更新日期：2019-09-24 00:00:00

abstract：:Nitrate and ammonia deferentially modulate primary metabolism during the hypersensitive response in tobacco. In this study, tobacco RNAi lines with low nitrite reductase (NiRr) levels were used to investigate the roles of nitrite and nitric oxide (NO) in this process. The lines accumulate NO2-, with increased NO gener...

journal_title：Journal of experimental botany

authors： Mur LAJ,Kumari A,Brotman Y,Zeier J,Mandon J,Cristescu SM,Harren F,Kaiser WM,Fernie AR,Gupta KJ

更新日期：2019-08-29 00:00:00

abstract：:Sulfate transporters are integral membrane proteins controlling the flux of sulfate (SO42-) entering the cells and subcellular compartments across the membrane lipid bilayers. Sulfate uptake is a dynamic biological process that occurs in multiple cell layers and organs in plants. In vascular plants, sulfate ions are t...

journal_title：Journal of experimental botany

authors： Takahashi H

更新日期：2019-08-19 00:00:00

abstract：:Nitric oxide (NO), more benign than its more reactive and damaging related molecules, reactive oxygen species (ROS), is perfectly suited for duties as a redox signalling molecule. A key route for NO bioactivity is through S-nitrosation, the addition of an NO moiety to a protein Cys thiol (-SH). This redox-based, post-...

journal_title：Journal of experimental botany

authors： Umbreen S,Lubega J,Loake GJ

更新日期：2019-08-19 00:00:00

abstract：:Flavonoids are plant pigments that provide health benefits for human and animal consumers. Understanding why domesticated crops have altered pigmentation patterns and unraveling the molecular/genetic mechanisms that underlie this will facilitate the breeding of new (healthier) varieties. We present an overview of chan...

journal_title：Journal of experimental botany

authors： Paauw M,Koes R,Quattrocchio FM

更新日期：2019-08-07 00:00:00

abstract：:Artemisinin is a sesquiterpene lactone produced by the Chinese traditional herb Artemisia annua and is used for the treatment of malaria. It is known that salicylic acid (SA) can enhance artemisinin content but the mechanism by which it does so is not known. In this study, we systematically investigated a basic leucin...

journal_title：Journal of experimental botany

authors： Lv Z,Guo Z,Zhang L,Zhang F,Jiang W,Shen Q,Fu X,Yan T,Shi P,Hao X,Ma Y,Chen M,Li L,Zhang L,Chen W,Tang K

更新日期：2019-08-07 00:00:00

abstract：:High temperatures are known to reduce anthocyanin accumulation in a number of diverse plant species. In potato (Solanum tuberosum L.), high temperature significantly reduces tuber anthocyanin pigment content. However, the mechanism of anthocyanin biosynthesis in potato tuber under heat stress remains unknown. Here we ...

journal_title：Journal of experimental botany

authors： Liu Y,Lin-Wang K,Espley RV,Wang L,Li Y,Liu Z,Zhou P,Zeng L,Zhang X,Zhang J,Allan AC

更新日期：2019-08-07 00:00:00

abstract：:Plant growth research produces a catalogue of complex open questions. We argue that plant growth is a highly mechanical process, and that mathematics gives an underlying framework with which to probe its fundamental unrevealed mechanisms. This review serves to illustrate the biological insights afforded by mathematica...

journal_title：Journal of experimental botany

authors： Smithers ET,Luo J,Dyson RJ

更新日期：2019-07-23 00:00:00

abstract：:The growth-defense trade-off in plant biology has gained enormous traction in the last two decades, highlighting the importance of understanding how plants deal with two of the greatest challenges for their survival and reproduction. It has been well established that in response to competition signals perceived by inf...

journal_title：Journal of experimental botany

authors： Ballaré CL,Austin AT

更新日期：2019-07-05 00:00:00

abstract：:The timing of seed germination is crucial for seed plants and is coordinated by internal and external cues, reflecting adaptations to different habitats. Physiological and molecular studies with lettuce and Arabidopsis thaliana have documented a strict requirement for light to initiate germination and identified many ...

journal_title：Journal of experimental botany

authors： Mérai Z,Graeber K,Wilhelmsson P,Ullrich KK,Arshad W,Grosche C,Tarkowská D,Turečková V,Strnad M,Rensing SA,Leubner-Metzger G,Mittelsten Scheid O

更新日期：2019-06-28 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：: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：:Linking our understanding of biological processes at different scales is a major conceptual challenge in biology and aggravated by differences in research methods. Modelling can be a useful approach to consolidating our understanding across traditional research domains. The laboratory model species Arabidopsis is very...

journal_title：Journal of experimental botany

authors： Zardilis A,Hume A,Millar AJ

更新日期：2019-04-29 00:00:00

abstract：:The target of rapamycin (TOR) pathway has emerged as a central hub synchronizing plant growth according to the nutrient/energy status and environmental inputs. Molecular mechanisms through which TOR promotes plant growth involve the positive regulation of transcription of cell proliferation-associated genes, mRNA tran...

journal_title：Journal of experimental botany

authors： Caldana C,Martins MCM,Mubeen U,Urrea-Castellanos R

更新日期：2019-04-15 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：: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：:Stone cells negatively affect fruit quality because of their firm and lignified cell walls, so are targets for reduction in pear breeding programmes. However, there is only limited knowledge of the molecular mechanisms underlying the formation of stone cells. Here, we show that PbrMYB169, an R2R3 MYB transcription fac...

journal_title：Journal of experimental botany

authors： Xue C,Yao JL,Xue YS,Su GQ,Wang L,Lin LK,Allan AC,Zhang SL,Wu J

更新日期：2019-03-27 00:00:00

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：:Feeding of sucking insects, such as the rice brown planthopper (Nilaparvata lugens; BPH), causes only limited mechanical damage on plants that is otherwise essential for injury-triggered defense responses against herbivores. In pursuit of complementary BPH elicitors perceived by plants, we examined the potential effec...

journal_title：Journal of experimental botany

authors： Wari D,Kabir MA,Mujiono K,Hojo Y,Shinya T,Tani A,Nakatani H,Galis I

更新日期：2019-03-11 00:00:00

abstract：:The efficacy of the cuticular transpiration barrier and its resistance to elevated temperatures are significantly higher in a typical water-saver than in a water-spender plant growing in hot desert. ...

journal_title：Journal of experimental botany

authors： Bueno A,Alfarhan A,Arand K,Burghardt M,Deininger AC,Hedrich R,Leide J,Seufert P,Staiger S,Riederer M

更新日期：2019-03-11 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：:Leaves are beautifully specialized organs designed to maximize the use of light and CO2 for photosynthesis. Engineering leaf anatomy therefore holds great potential to enhance photosynthetic capacity. Here we review the effect of the dominant leaf anatomical traits on leaf photosynthesis and confirm that a high chloro...

journal_title：Journal of experimental botany

authors： Ren T,Weraduwage SM,Sharkey TD

更新日期：2019-02-20 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：:AGAMOUS (AG) MADS-box transcription factors have been shown to play crucial roles in floral organ and fruit development in angiosperms. Here, we isolated a tomato (Solanum lycopersicum) AG MADS-box gene SlMBP3 and found that it is preferentially expressed in flowers and during early fruit developmental stages in the w...

journal_title：Journal of experimental botany

authors： Zhang J,Wang Y,Naeem M,Zhu M,Li J,Yu X,Hu Z,Chen G

更新日期：2019-02-05 00:00:00

abstract：:The floral repressor APETALA2 (AP2) in Arabidopsis regulates flowering through the age pathway. The AP2 ortholog in the alpine perennial Arabis alpina, PERPETUAL FLOWERING 2 (PEP2), was previously reported to control flowering through the vernalization pathway via enhancing the expression of another floral repressor P...

journal_title：Journal of experimental botany

authors： Lazaro A,Zhou Y,Giesguth M,Nawaz K,Bergonzi S,Pecinka A,Coupland G,Albani MC

更新日期：2019-02-05 00:00:00