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Plant cell wall-mediated disease resistance:Current understanding and future perspectives

Molecular Plant 2024年第5期17卷 699-724页

作者： Antonio Molina Lucıa Jorda Miguel Angel Torres Marina Martın-Dacal Diego Jose Berlanga Patricia Fernandez-Calvo Elena Gomez-Rubio Sonsoles Martın-Santamarıa Centro de Biotecnología y Genómica de Plantas Universidad Politécnica de Madrid(UPM)-Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria(INIA/CSIC)Campus de Montegancedo UPMPozuelo de Alarcon(Madrid)Spain departamento de Biotecnologıa-Biología vegetal Escuela Técnica Superior de Ingenierıa AgronomicaAlimentarıa y de BiosistemasUPMMadridSpain Centro de Investigaciones Biologicas Margarita Salas Consejo Superior de Investigaciones Científicas(CSIC)Ramiro de Maeztu 928040 MadridSpain Misión Biológica de Galicia Consejo Superior de Investigaciones Científicas(CSIC)Campus de Montegancedo UPMPozuelo de Alarcón(Madrid)Spain

Beyond their function as structural barriers,plant cell walls are essential elements for the adaptation of plants to environmental *** walls are dynamic structures whose composition and integrity can be altered in response to environmental challenges and developmental *** wall changes are perceived by plant sensors/receptors to trigger adaptative responses during development and upon stress *** cell wall damage caused by pathogen infection,wounding,or other stresses leads to the release of wall molecules,such as carbohydrates(glycans),that function as damage-associated molecular patterns(DAMPs).DAMPs are perceived by the extracellular ectodomains(ECDs)of pattern recognition receptors(PRRs)to activate pattern-triggered immunity(PTI)and disease ***,glycans released from the walls and extracellular layers of microorganisms interacting with plants are recognized as microbe-associated molecular patterns(MAMPs)by specific ECD-PRRs triggering PTI *** number of oligosaccharides DAMPs/MAMPs identified that are perceived by plants has increased in recent ***,the structural mechanisms underlying glycan recognition by plant PRRs remain ***,this knowledge is mainly focused on receptors of the LysM-PRR family,which are involved in the perception of various molecules,such as chitooligosaccharides from fungi and lipo-chitooligosaccharides(i.e.,nod/MYC factors from bacteria and mycorrhiza,respectively)that trigger differential physiological ***,additional families of plant PRRs have recently been implicated in oligosaccharide/polysaccharide *** include receptor kinases(RKs)with leucine-rich repeat and Malectin domains in their ECDs(LRR-MAL RKs),Catharanthus roseus RECEPTOR-LIKE KInASE 1-LIKE group(CrRLK1L)with Malectin-like domains in their ECDs,as well as wall-associated kinases,lectin-RKs,and *** characterization of structural basis of glycans recogniti

关键词： Arabidopsis thaliana cell wall damage-associated molecular patterns DAMPs disease resistance glycans oligosaccharides pattern-triggered immunity PTl pattern recognition receptor PRRs

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Screen-printed graphite electrode on polyvinyl chloride and parchment strips integrated with genetic programming for in situ nitrate sensing of aquaponic pond water

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Information Processing in Agriculture 2024年第2期11卷 187-201页

作者： Ronnie ConcepcionⅡ Bernardo Duarte Maria Gemel Palconit Jonah Jahara BaunArgel Bandala Ryan Rhay Vicerra Elmer Dadios department of Manufacturing Engineering and Management De La Salle UniversityManila 1004 Philippines MARE-Marine and Environmental Sciences Centre.&ARnET-Aquatic Research Infrastructure network Associated Laboratory Faculdade de Ciencias da Universidade de LisboaCampo Grande1749-016 LisboaPortugal departamento de Biologia vegetal da Faculdade de Ciencias da Universidade de Lisboa Campo Grande 1749-016 LisboaPortugal department of Electronics and Computer Engineering De La Salle UniversityManila 1004 Philppines

nitrate is the primary water-soluble macronutrient essential for plant growth that is converted from excess fish feeds,fish effluents,and degrading biomaterials on the aquaponic pond floor,and when aquacultural malpractices occur,large amounts of it retain in the water system causing increase rate in eutrophication and toxifies fish and aquaculture *** nitrate sensor prototypes still require performing the additional steps of water sample deionization and dilution and were constructed with expensive *** response to the challenge of sensor enhancement and aquaponic water quality monitoring,this study developed sensitive,repeatable,and reproducible screen-printed graphite electrodes on polyvinyl chloride and parchment paper substrates with silver as electrode material and 60:40 graphite powder:nail polish formulated conductive ink for electrical traces,integrated with 9-gene genetic expression model as a function of peak anodic current and electrochemical test time for nitrate concentration prediction that is embedded into low-power Arduino ESP32 for in situ nitrate sensing in aquaponic pond *** SPE electrical traces were designed on the two types of *** electron microscopy with energy dispersive X-ray confirmed the electrode surface *** cyclic voltammetry using 10 to 100 mg/L KnO3 and water from three-depth regions of the actual pond established the electrochemical test time(10.5 s)and electrode potential(0.135 V)protocol necessary to produce peak current that corresponds to the strength of nitrate ions during *** findings from in situ testing revealed that the proposed sensors have strong linear predictions(R2=0.968 MSE=1.659 for nSPEv and R2=0.966 MSE=4.697 for nSPEp)in the range of 10 to 100 mg/L and best detection limit of 3.15μg/L,which are comparable to other sensors of more complex *** developed three-electrode electrochemical nitrate sensor confirms that it is reliable for bot

关键词： Aquaponic water quality Electrochemical technology Genetic programming Graphite electrode nitrate sensor Precision agriculture Printed electronics Scanning electron microscopy Screen-printed electrode Voltammetry

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Plant growth and metabolism of exotic and native Crotalaria species for mine land rehabilitation in the Amazon

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Journal of Forestry Research 2024年第1期35卷 143-154页

作者： Hemelyn Soares das Chagas Rafael Silva Guedes Markus Gastauer Paula Godinho Ribeiro Allan Klynger da Silva Lobato Cecílio Frois Caldeira Fabrício William deÁvila AndréRodrigues dos Reis Silvio Junio Ramos Instituto Tecnológico Vale Rua Boaventura da Silva955BelémPA 66055-090Brazil Universidade Federal do Sul e Sudeste do Pará XinguaraPABrazil núcleo de Pesquisa vegetal Básica e Aplicada Universidade Federal Rural da AmazôniaParagominasPABrazil departamento de Engenharia Florestal Universidade Estadual do Centro-Oeste/UNICENTROIratiPRBrazil School of Sciences and Engineering São Paulo State University(UNESP)TupãSP.CEP 17602-496Brazil

despite its enormous benefits,mining is respon-sible for intense changes to vegetation and soil ***,after extraction,it is necessary to rehabilitate the mined areas,creating better conditions for the establishment of plant species which is *** study evaluated mineral and organic fertilization on the growth,and carbon and nitrogen(n)metabolism of two Crotalaria species[Cro-talaria spectabilis(exotic species)and Crotalaria maypu-rensis(native species from Carajás Mineral Province(CMP)]established on a waste pile from an iron mine in CMP.A control(without fertilizer application)and six fertilization mixtures were tested(i=nPK;ii=nPK+micronutrients;iii=nPK+micronutrients+organic compost;iv=PK;v=PK+micronutrients;vi=PK+micronutrients+organic compost).Fertilization contributed to increased growth of both species,and treatments with nPK and micronutrients had the best results(up to 257%***),while organic fertilization did not show *** Crotalaria had a greater number of nodules,higher nodule dry mass,chlorophyll a and b contents and showed free ammonium as the predominant n form,reflecting greater increments in biomass compared to native *** having lower growth,the use of this native species in the rehabilitation of mining areas should be considered,mainly because it has good development and meets current government legislation as an opportunity to restore local biodiversity.

关键词： Biological nitrogen fixation Mining nitrogen metabolism Plant nutrition

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Spatiotemporal oxygen dynamics in young leaves reveal cyclic hypoxia in plants

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Molecular Plant 2024年第3期17卷 377-394页

作者： Paolo M.Triozzi Luca Brunello Giacomo novi Gianmarco Ferri Francesco Cardarelli Elena Loreti Mariano Perales Pierdomenico Perata PlantLab Center of Plant SciencesSant'Anna School of Advanced Studies56010 PisaItaly Centro de Biotecnologia y Genomica de Plantas Universidad Politecnica de Madrid(UPM)-Instituto Nacional de Investigacion y Tecnologia Agraria y Alimentaria(INIA-CSIC)Campus de Montegancedo UPMPozuelo de Alarcon28223 MadridSpain Fondazione Pisana per la Scienza 56017 PisaItaly Laboratorio nEST Scuola Normale SuperioreIstituto Nanoscienze-CNRPiazza S.Silvestro1256127 PisaItaly institute of Agricultural Biology and Biotechnology National Research Council56124 PisaItaly departamento de Biotecnologia-Biologia vegetal Escuela Tecnica Superior de Ingenieria AgronomicaAlimentaria y de BiosistemasUniversidad Politecnica de Madrid(UPM)28040 Madrid.Spain

Oxygen is essential for plant growth and *** occurs in plants due to limited oxygen avail-abilityfollowing adverse environmental conditions as well inhypoxic niches in otherwisenormoxic ***,the existence and functional integration of spatiotemporal oxygen dynamics with plant development remains *** animal systems dynamic fluctuations in oxygen availability are known as cyclic *** this study,we demonstrate that cyclic fluctuations in internal oxygen levels occur in young emerging leaves of Arabidopsis *** hypoxia in plants is based on a mechanism requiring the ETHYLEnE RESPOnSE FACTORS type VII(ERFVII)that are central components of the oxygen-sensing machinery in *** ERFVll-dependent mechanism allows precise adjustment of leaf growth in response to carbon status and oxygen availability within plant *** study thus establishes a functional connection between internal spatiotemporal oxygen dynamics and developmental processes of plants.

关键词： Arabidopsis hypoxia cyclic hypoxia leaf development oxygen-sensing mechanism ERFVII

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香椿的树木年轮宽度与超年生殖行为的相互关系:对树轮学研究的警示

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Journal of Plant Ecology 2024年第1期17卷 165-171页

作者： Monique Silva Costa Thaís Jorge de Vasconcellos Claudio Sergio Lisi Arno Fritz neves Brandes Mario Tomazello-Filho Cátia Henriques Callado Instituto de Aplicação Fernando Rodrigues da Silveira Universidade do Estado do Rio de JaneiroRua Barão de Itapagipe96.Rio Comprido 20261-005Rio de JaneiroBrazil Laboratório de Anatomia vegetal Universidade do Estado do Rio de JaneiroRua São Francisco Xavier524Maracanã20550-013Rio de JaneiroBrazil departamento de Biologia Universidade Federal de SergipeAv.Marechal Rondon s/n-Rosa Elze.São Cristóvão 49100-000SergipeBrazil departamento de Biologia Geral Universidade Federal FluminenseRua Prof.Marcos Waldemar de Freitas ReisS/N.Gragoatá24210-201Rio de JaneiroBrazil Escola Superior de Agricultura Luiz de Queiroz Universidade de São PauloAv.Pádua Dias11.Piracicaba 13418-900São PauloBrazil

资源分配到生殖过程涉及到生态和进化因素,可能会减少植物的营养生长。这种相互关系在自然界中不容易观察到,因为有许多参数可以限制生殖结构的产生或生物量的增加。我们将香椿(Cedrela odorata L.,楝科)在里约热内卢州大西洋森林中的... 详细信息

资源分配到生殖过程涉及到生态和进化因素,可能会减少植物的营养生长。这种相互关系在自然界中不容易观察到,因为有许多参数可以限制生殖结构的产生或生物量的增加。我们将香椿(Cedrela odorata L.,楝科)在里约热内卢州大西洋森林中的树木年轮宽度与超年生殖行为相关联。总体而言,生殖结构的发育发生在湿润的年份,在生长季初期没有出现水分亏缺。然而,在这些年份,树木年轮宽度较小。这些结果可能与树木年轮宽度与当地气候之间缺乏相关性有关。因此,我们强调在径向生长研究中纳入生殖数据的重要性,以扩大对热带森林生长变异性的理解。

关键词：植物生长策略树木年轮学树木生态学生殖权衡

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Impact of the non-indigenous shrub species Spartium junceum (Fabaceae) on native vegetation in central Spain

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Journal of Plant Ecology 2016年第2期9卷 132-143页

作者： Rosario G.Gavilán Daniel Sánchez-Mata Mylena Gaudencio Alba Gutiérrez-Girón Beatriz Vilches departamento de Biología vegetal II Facultad de FarmaciaUniversidad ComplutensePlaza de Ramón y Cajal s/nE-28040 MadridSpain

Aims The introduction of potentially invasive species through ornamental cultivation or for rehabilitation purposes is a serious environmental *** cause damage to biodiversity through loss,increased mortality or‘in situ’selection phenomena in natural *** junceum is a Mediterranean shrub that is not native in most areas of the Iberian Peninsula,although it is extensively grown for the rehabilitation of *** have investigated the effect on the native vegetation of an old ***(Fabaceae)plantation in a conservation area in the centre of the Iberian Peninsula:the Cuenca Alta del Manzanares nature reserve in *** We compared *** stands with the native nanophanerophytic Cistus ladanifer community at different ecosystem properties:soil properties,temporal soil seed bank contents,standing vegetation and net primary production of annual grasslands growing in these *** Findings The results highlighted ***’s ability to become established in the new environment(marginal areas of the nature reserve)and ensure its successful *** is more apparent in northern and eastern exposures where this formation contacts with the core of the best conserved native vegetation in the nature *** under Spartium showed a higher nitrogen content,indicating its capacity-in common with other legumes-to fix n,and conferring an advantage over Cistus,which is *** soil nutrients such as phosphorus,magnesium and calcium and water availability are also higher in Spartium soils than in *** is usually a constraint for n-fixers,but in our study,it is the most significant soil variable in both shrub formations and is important to the success of *** availability is a key factor for Mediterranean vegetation,and particularly in autumn when soils are *** Spartium formation is able to retain water as its growth produces a closer canopy than Cistus,thereby preventing water evaporatio

关键词： Cistus ladanifer community structure old fields invasive species Mediterranean plant communities non-native species soil seed bank shrublands rehabilitation practices

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Complex patterns of environmental niche evolution in Iberian columbines (genus Aquilegia, ranunculaceae)

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Journal of Plant Ecology 2015年第5期8卷 457-467页

作者： Rafael Jaime Julio M.Alcántara Jesús M.Bastida Pedro J.Rey departamento de Biología Animal Biología Vegetal y EcologíaUniversidad de JaénCampus Las Lagunillass/n.Jaén E-23071Spain

Aims This study explores the patterns of niche differentiation in a group of seven closely related columbines(genus Aquilegia,ranunculaceae)from the Iberian *** of these columbines are subject to complex patterns of divergent selection across environ-ments,which partly explain the taxonomic structure of the *** suggests the hypothesis that niche divergence must have occurred along the process of diversification of the *** We used maxEnt to build environmental niche models of seven subspecies belonging to the three species of Aquilegia present in the Iberian *** these models,we compared the envi-ronmental niches through two different approaches:Enmtools and multivariate *** FindingsmaxEnt distributions conformed closely to the actual distribution of the study *** methods failed to uncover any clear patterns of niche differentiation or conservatism in Iberian *** analyses indicate the existence of dif-ferentiation along altitudinal gradients and along a gradient of climatic conditions determined by the summer precipitation and ***,climatic conditions related to winter tem-perature and precipitation,as well as soil properties,were equally likely to show conservatism or *** complex patterns of niche evolution we found suggest that Iberian Columbines have not been significantly constrained by forces of niche conservatism,so they could respond adaptively to the fast and profound climate changes in the Iberian Peninsula through the glacial cycles of the Pleistocene.

关键词： Aquilegia ecological niche modelling niche divergence niche conservatism evolution maxEnt EnmTools

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Plant performance and morphofunctional differentiation in response to edaphic variation in Iberian columbines: cues for range distribution?

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Journal of Plant Ecology 2014年第4期7卷 403-412页

作者： Jesús M.Bastida Pedro J.Rey Julio M.Alcántara departamento de Biología Animal Biología Vegetal y EcologíaUniversidad de JaénParaje Las Lagunillas s/n.E-23071 JaénSpain

Aims Experimental studies of the response to environmental variation of closely related taxa are needed to understand the mechanisms underly-ing phenotypic divergence,habitat segregation and range span within a radiating *** explored the magnitude of phenotypic differenti-ation and adaptive plasticity in relation to edaphic variation and its sig-nificance for habitat segregation and range span in Iberian *** We performed a common garden experiment varying soil type(cal-careous ***)and depth(rocky-shallow ***)with two pairs of widespread and narrowly distributed subspecies of Iberian columbines:Aquilegia vulgaris(*** and nevadensis)and Aquilegia pyrenaica(*** and cazorlensis).We com-pared tolerance to edaphic variation,trait differentiation and adaptive plasticity of 10 morpho-functional traits between species and distri-bution ***,we obtained estimates of the competitive environment faced by each taxon in two to four populations per *** Findingsresults partially support hypotheses of higher competitive ability and tolerance to edaphic variation in widespread than in narrow endemic *** the species level,the widely distributed taxon was the most tolerant to edaphic *** species,no consistent pattern emerged since the population from the most widespread subspecies was the most tolerant in *** but not in *** were differentiated in many traits at species and range ***,the pattern of differentiation does not fully support the hypothesis of higher specialization and stress toler-ance in narrow *** plasticity was generally low,the results support the hypothesis of adaptive plasticity in widespread but not in restricted taxa at least at species *** differences(adaptive plasticity and competitive ability among others)may have contributed to phenotypic divergence and edaphic niche segregation,as well as to differen

关键词： Aquilegia habitat differentiation phenotypic divergence phenotypic plasticity endemism

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Premature losses of leaf area in response to drought and insect herbivory through a leaf lifespan gradient

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Journal of Forestry Research 2022年第1期33卷 39-50页

作者： Sonia Mediavilla Montserrat Martínez-Ortega Santiago Andrés Javier Bobo Alfonso Escudero departamento de Ecología Facultad de BiologíaUniversidad de Salamanca37071 SalamancaSpain departamento de Botánica y Fisiología vegetal Facultad de BiologíaUniversidad de Salamanca37071 SalamancaSpain

Implications of the differences in leaf life span are still subject to debate in the field of *** leaf traits associated with these differences may be decisive for determining the distribution of tree species,this topic is particularly relevant in the context of climate *** study analyzes the effects of the differences in leaf life span on premature losses of leaf area owing to insect herbivory and to abiotic *** of leaf area may be an important determinant of total leaf carbon *** Mediterranean tree species,distributed on four sites with different climates were *** species exhibited strong differences in leaf life span and in leaf traits,especially leaf mass per unit *** leaf area losses were estimated in response to insect herbivory and summer drought over two *** results revealed that,despite having older leaf cohorts with more damage,species with longer leaf duration had lower area lost to herbivores and less damage due to accelerated senescence during the summer *** respect to the predicted increase in water stress,deciduous species are at a disadvantage due to their high premature loss of leaf area and thus loss of photosynthetic capacity.

关键词： Accelerated senescence Insect herbivory Leaf life span Leaf structural reinforcement Summer drought

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Selective logging alters allometric relationships of five tropical tree species in seasonal semi-deciduous forests

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Journal of Forestry Research 2019年第5期30卷 1633-1639页

作者： Diego Resende Rodrigues Yves Rafael Bovolenta José Antonio Pimenta Edmilson Bianchini departamento de Biologia Animal e vegetal Centro de Ciências Biológicas Universidade Estadual de Londrina

In selectively logged forests,trees are more likely to expand their diameters(D)at the expense of height(H)growth,resulting in variations in H:D *** study examines how selective logging affects the H:D allometric relationships of five common tree species and whether the effects vary with functional groups(shade-intolerant or shade tolerant)in seasonal semi-deciduous *** of five species in a 3000 m^2(0.3 ha)plot were marked and heights and diameters *** of the species,with one exception,showed greater investment in diameter per increment of height compared to an unlogged forest,possibly because of the greater light *** study shows the effects of selective logging on species populations as evidenced by increases in H:D *** of forest fragments with different degrees of human impact is important because it allows us to understand the differences in architectural characteristics caused by selective logging.

关键词： Allometry Anthropic exploitation Ecological groups Luminosity Selective logging

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