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Mostrando 74 resultados.


Proteomic analysis of free-living Bradyrhizobium diazoefficiens: highlighting potential determinants of a successful symbiosis Strain CPAC 7 (=SEMIA 5080) was recently reclassified into the new species Bradyrhizobium diazoefficiens; due to its outstanding efficiency in fixing nitrogen, it has been used in commercial inoculant... ... Repositório: BDPA Ano de publicação: 2014
Proteomic analysis of free-living Bradyrhizobium diazoefficiens: highlighting potential determinants of a successful symbiosis. Strain CPAC 7 (=SEMIA 5080) was recently reclassified into the new species Bradyrhizobium diazoefficiens; due to its outstanding efficiency in fixing nitrogen, it has been used in commercial inoculant... ... Repositório: BDPA Ano de publicação: 2014
Growth and symbiosis of plants with arbuscular mycorrhizal fungi in soil submitted to biochar application. Arbuscular mycorrhizal fungi (AMF), which is intrinsically present or may be introduced in soils by inoculation, is an example of natural and renewable resource to increase plant nutrient uptake. This... ... Repositório: BDPA Ano de publicação: 2016
Alfafa yield and quality as function of nitrogen fertilization and symbiosis with Sinorhizobium meliloti. The efficiency of the symbiotic process between alfalfa (Medicago sativa L.) and Sinorhizobium meliloti can be drastically affected by soil nitrogen. This research evaluates how mineral fertilization... ... Repositório: BDPA Ano de publicação: 2004
NrcR, a new transcriptional regulator of Rhizobium tropici CIAT 899 involved in the Legume root-nodule symbiosis. The establishment of nitrogen-fixing rhizobium-legume symbioses requires a highly complex cascade of events. In this molecular dialogue the bacterial NodD transcriptional regulators in conjunction wit... ... Repositório: BDPA Ano de publicação: 2016
Revealing potential functions of hypothetical proteins induced by genistein in the symbiosis island of Bradyrhizobium japonicum commercial strain SEMIA 5079 (= CPAC 15). Repositório: BDPA Ano de publicação: 2022
Prediction of potential novel microRNAs in soybean when in symbiosis. MicroRNAs (miRNAs) are small molecules, noncoding proteins that are involved in many biological processes, especially in plants; among these processes is nodulation in the legume. Biological nitrogen... ... Repositório: BDPA Ano de publicação: 2014
Effect of fungicides on the symbiosis between Bradyrhizobium strains and peanut. Seed treatment with fungicides is an important practice for the control of phytopathogens in peanut crops. However, these products can harm rhizobacteria (Bradyrhizobium) and inhibit processes such as... ... Repositório: BDPA Ano de publicação: 2021
Horizontal transfer of symbiosis genes within and between rhizobial genera: occurrence and importance. Repositório: BDPA Ano de publicação: 2018
Cupriavidus necator isolates are able to fix nitrogen in symbiosis with different legume species. Repositório: BDPA Ano de publicação: 2012
Quorum sensing communication: Bradyrhizobium-Azospirillum interaction via N-acyl-homoserine lactones in the promotion of soybean symbiosis. Repositório: BDPA Ano de publicação: 2019
Interaction of substrates and inoculants for Samanea Saman (Jacq.) Merr seedling production The objective of this study was to evaluate the effect of the inoculation with nitrogen-fixing bacteria (NFB) and arbuscular mycorrhizal fungi (AMF) and substrates in the production of Samanea saman (... ... Repositório: BDPA Ano de publicação: 2021
Nodulation, contribution of biological N2 fixation, and productivity of the common bean (Phaseolus vulgaris L.) inoculated with rhizobia isolates. The common bean has a great economic, social, and nutritional importance and requires high levels of nitrogen for its cultivation. The plant in symbiosis with rhizobia bacteria can benefit from biolog... ... Repositório: BDPA Ano de publicação: 2017
Biological nitrogen fixation in tropical dry forests with different legume diversity and abundance. Tropical dry forests have high diversity and plant abundance of potentially biologically nitrogen fixing (BNF) legume species, attributed to the ecological advantage of fixation. However, there are fe... ... Repositório: BDPA Ano de publicação: 2017
The mosaic of habitats in the high-altitude Brazilian rupestrian fields is a hotspot for arbuscular mycorrhizal fungi. The high diversity in rupestrian field vegetation has been attributed to the mosaic of environments formed by several soil classes, rugged relief and microclimatic variation. Although advances in the... ... Repositório: BDPA Ano de publicação: 2012
Mutualismo, simbiose e protocooperação associada entre formigas, plantas e outros insetos. A maioria das espécies viventes se engaja ao longo do seu ciclo de vida, em pelo menos uma interação interespecífica, visando aumentar suas chances de sobrevivência (provendo e recebendo benefícios),... ... Repositório: BDPA Ano de publicação: 2022
Arbuscular mycorrhizal fungi diversity in revegetated areas after bauxite mining. Arbuscular mycorrhizal fungi (AMF) are obligatory biotrophs that have a symbiotic evolutionary relationship with about 80% of all terrestrial plant species. The fungus mainly supplies water and nutrie... ... Repositório: BDPA Ano de publicação: 2014
The Rhizobium tropici CIAT 899 NodD2 protein regulates the production of Nod factors under salt stress in a flavonoid-independent manner. Repositório: BDPA Ano de publicação: 2017
Genome sequence of Bradyrhizobium mercantei strain SEMIA 6399T, isolated from nodules of Deguelia costata in Brazil. Repositório: BDPA Ano de publicação: 2017
The gastric caeca of pentatomids as a house for actinomycetes. Microbes are extensively associated with insects, playing key roles in insect defense, nutrition and reproduction. Most of the associations reported involve Proteobacteria. Despite the fact that Actin... ... Repositório: BDPA Ano de publicação: 2012
Seleção de estirpes de Rhizobium com eficiência simbiótica em feijoeiro com base na análise multivariada. Repositório: BDPA Ano de publicação: 2009
So many rhizobial partners, so little nitrogen fixed: The intriguing symbiotic promiscuity of common bean (Phaseolus vulgaris L.). Repositório: BDPA Ano de publicação: 2022
Rhizobial characterization in revegetated areas after bauxite mining. Little is known regarding how the increased diversity of nitrogen-fixing bacteria contributesto the productivity and diversity of plants in complex communities. However, some authorshave shown that th... ... Repositório: BDPA Ano de publicação: 2016
Agronomic performance of the super-early common bean cultivar BRS FC104 in response to co-inoculation. The common bean is one of the most produced and consumed species in Brazil, but the productivity of the crop is still low. The use of new technologies has increased the performance of the production s... ... Repositório: BDPA Ano de publicação: 2023
Genetic variation in symbiotic islands of natural variant strains of soybean Bradyrhizobium japonicum and Bradyrhizobium diazoefficiens differing in competitiveness and in the efficiency of nitrogen fixation. Repositório: BDPA Ano de publicação: 2022
Crescimento e produção do feijoeiro comum sob coinoculação com Rhizobium, Azospirillum e Bradyrhizobium em condições de campo. A fixação biológica de nitrogênio é importante no manejo sustentável do feijoeiro. Objetivou-se no trabalho avaliar o efeito da inoculação e coinoculação de rizóbio com bactérias promotoras de crescim... ... Repositório: BDPA Ano de publicação: 2018
Isolation, characterization and selection of indigenous Bradyrhizobium strains with outstanding symbiotic performance to increase soybean yields in Mozambique. Repositório: BDPA Ano de publicação: 2017
Genome sequence of Rhizobium esperanzae type strain CNPSo 668, isolated from Phaseolus vulgaris nodules in Mexico. Repositório: BDPA Ano de publicação: 2017
Genome sequence of Bradyrhizobium embrapense strain CNPSo 2833T, isolated from a root nodule of Desmodium heterocarpon. Repositório: BDPA Ano de publicação: 2017
A simple, economical and reproducible protein extraction protocol for proteomics studies of soybean roots. Repositório: BDPA Ano de publicação: 2012
Agronomical performance of common bean inoculated with new rhizobial isolates. This work aimed to evaluate the agronomic efficiency of rhizobia isolates under field conditions in two sites: Guapó and Santo Antônio de Goiás, by comparison of their results with the commercial stra... ... Repositório: BDPA Ano de publicação: 2015
Phylogeography of the Bradyrhizobium spp. associated with peanut, Arachis hypogaea: Fellow travellers or new associations? Repositório: BDPA Ano de publicação: 2019
Arbuscular mycorrhizal fungi associated with the rhizosphere of an endemic terrestrial bromeliad and a grass in the Brazilian neotropical dry forest Abstract: Arbuscular mycorrhizal fungi form symbiotic associations with 80?90% of all known plants, allowing the fungi to acquire plant-synthesized carbon, and confer an increased capacity for nutrien... ... Repositório: BDPA Ano de publicação: 2023
Rhizobial diversity from stem and root nodules of Discolobiumand Aeschynomene. Among the genera that exhibit stem nodulation, Aeschynomeneand Discolobiumare found in the Pantanal Mato-grossense (wetlands in the state ofMato Grosso, Brazil). Isolates obtained from the stem and ro... ... Repositório: BDPA Ano de publicação: 2015
Microbiome of Nodules and Roots of Soybean and Common Bean: Searching for Differences Associated with Contrasting Performances in Symbiotic Nitrogen Fixation. Repositório: BDPA Ano de publicação: 2022
Formigas cultivadoras de fungos: estado da arte e direcionamento para pesquisas futuras. A tribo Attini (Hymenoptera: Formicidae) compreende 14 gêneros com aproximadamente 230 espécies de formigas descritas que estão envolvidas em um mutualismo obrigatório com fungos. Este fungo é cultiva... ... Repositório: BDPA Ano de publicação: 2013
"Beta-rizóbios": os novos simbiontes encontrados em espécies de Mimosa. The fixation and transformation of atmospheric dinitrogen into ammonia and hence into organic e compounds is a crucial part of the nitrogen cycle. Nitrogenase, the enzyme responsible, has a wide taxon... ... Repositório: BDPA Ano de publicação: 2006
Agronomic efficiency of Bradyrhizobium in peanut under different environments in Brazilian Northeast. Several legumes have natural ability to associate with nitrogen - fixing bacteria known as rhizobia. The efficiency of this association depends on the plant and bacterial genotype and the edaphoclimat... ... Repositório: BDPA Ano de publicação: 2016
Determining the mechanisms of nitrous oxide emission under contrasting soil disturbance levels and organic amendments. Repositório: BDPA Ano de publicação: 2015
The gastric caeca as a house for actinomycetes - do they work as an antibiotic factory for stinkbugs? Repositório: BDPA Ano de publicação: 2012
Endophytic fungi from Combretum leprosum with potential anticancer and antifungal activities. Repositório: BDPA Ano de publicação: 2012
Micorrizas: da associação mutualística com algodoeiro aos benefícios. Devido aos problemas supracitados trazidos pela Revolução Verde, foi necessário uma nova mudança de paradigmas na produção agropecuária. Particularmente no que se refere à fertilidade do solo e à nutr... ... Repositório: BDPA Ano de publicação: 2024
Qualidade de mudas de espécies arbóreas procedentes do Bioma Pantanal e inoculadas com fungos micorrízicos. O objetivo do presente trabalho foi comparar a infecção micorrízica e indicadores de qualidade das mudas de Calophyllum brasiliense e Anandenanthera colubrina var. cebil procedentes do Bioma Pantanal,... ... Repositório: BDPA Ano de publicação: 2017
Eficiência da fixação biológica de nitrogênio pela inoculação de estirpes de Bradyrhizobium em soja, no Estado de Mato Grosso do Sul. O presente estudo teve como objetivo avaliar a eficiência das estirpes de Bradyrhizobium recomendadas pela pesquisa para a produção comercial e inoculantes no Brasil, quando inoculadas em soja cultiva... ... Repositório: BDPA Ano de publicação: 2004
Riqueza e frequência de espécies de fungos micorrízicos arbusculares em genótipos de amendoim forrageiro no Acre, Norte do Brasil. O potencial da cultura do amendoim forrageiro associada aos fungos micorrízicos arbusculares (FMA) tem sido objeto de alguns estudos, porém a influência do genótipo sobre essa associação é pouco relat... ... Repositório: BDPA Ano de publicação: 2014
Paraburkholderia atlantica is the main rhizobial symbiont of Mimosa spp. in ultramafc soils in the Brazilian Cerrado Biome. Aim to evaluate the occurrence, the characterization and identity of nodulating bacteria in symbiosis with Mimosa spp. in the ultramafic massif of Barro Alto, Goiás state, Brazil. Repositório: BDPA Ano de publicação: 2022
Burkholderia species are ancient symbionts of legumes. Burkholderia has only recently been recognized as a potential nitrogen-fixing symbiont of legumes, but we find that the origins of symbiosis in Burkholderia are much deeper than previously suspected.... ... Repositório: BDPA Ano de publicação: 2010
Two-dimensional proteomic reference map of Bradyrhizobium diazoefficiens strain CPAC 7 (=SEMIA 5080). ABSTRACT: A two-dimensional gel electrophoresis profile was generated for Bradyrhizobium diazoefficiens CPAC 7 (=SEMIA 5080), a highly competitive strain against naturalized soil rhizobia and efficien... ... Repositório: BDPA Ano de publicação: 2013
Soil and plant responses to pyrogenic organic matter: carbon stability and symbiotic patterns. Soil amendment with pyrogenic organic matter (PyOM) can sequester carbon, increase mutualistic root symbioses with arbuscular mycorrhizal fungi and nitrogen-fixing rhizobia, and hence improve crop yie... ... Repositório: BDPA Ano de publicação: 2014
Alternative methods of soybean inoculation to overcome adverse conditions at sowing. Soybean growth in Brazil relies solely on biological fixation for nitrogen nutrition, However, the effective establishment of the symbiosis between plants and elite strains of Bradyrhizobium is jeopar... ... Repositório: BDPA Ano de publicação: 2015
Azospirillum brasilense can impressively improve growth and development of Urochloa brizantha under irrigation. Abstract: Development of strategies to ensure grazing systems are sustainably produced in harsh environments, while not fertilizing them conventionally, is challenging. Figuring out the extent to whic... ... Repositório: BDPA Ano de publicação: 2020
Diversity of arbuscular mycorrhizal fungi in forest ecosystems of Brazil: a review. Plants can stablish symbiosis with arburcular mycorrhiza fungi (AMF), in which the fungus uses carbohydrates synthesized by plant photosynthesis in exchange for soil nutrients. AMF symbiosis may benef... ... Repositório: BDPA Ano de publicação: 2019
Brazilian social bee must cultivate fungus to survive. Resumo: The nests of social insects provide suitable micro-environments for many microorganisms as they offer stable environmental conditions and a rich source of food. Microorganisms in turn may prov... ... Repositório: BDPA Ano de publicação: 2016
Biological nitrogen fixation in field-grown sorghum under different edaphoclimatic conditions is confirmed by N isotopic signatures. The association between sorghum and N2-fixing bacteria has been assessed only under limited conditions. We investigated biological nitrogen fixation (BNF) in situ in fifteen sorghum genotypes with dry... ... Repositório: BDPA Ano de publicação: 2020
A database for the taxonomic and phylogenetic identification of the genus Bradyrhizobium using multilocus sequence analysis. Biological nitrogen fixation, with an emphasis on the legume-rhizobia symbiosis, is a key process for agriculture and the environment, allowing the replacement of nitrogen fertilizers, reducing water... ... Repositório: BDPA Ano de publicação: 2015
RNA-seq analysis of the Rhizobium tropici CIAT 899 Transcripitome shows similarites in the activation patterns of symbiotic genes in the presence of apigenin and salt. Rhizobium tropici strain CIAT 899 establishes effective symbioses with several legume species, including Phaseolus vulgaris and Leucaena leucocephala. This bacterium synthesizes a large variety of nod... ... Repositório: BDPA Ano de publicação: 2016
Comparative genomics of Bradyrhizobium japonicum CPAC 15 and Bradyrhizobium diazoefficiens CPAC 7: elite model strains for understanding symbiotic performance with soybean. The soybean-Bradyrhizobium symbiosis can be highly efficient in fixing nitrogen, but few genomic sequences of elite inoculant strains are available. Here we contribute with information on the genomes... ... Repositório: BDPA Ano de publicação: 2014
Proteomic analysis of soybean [Glycine max (L.) Merrill] roots inoculated with Bradyrhizobium japonicum Strain CPAC 15. This research intended to analyze the expression pattern of proteins in roots of the Brazilian soybean cultivar Conquista when inoculated with Bradyrhizobium japonicum CPAC 15, a strain broadly used i... ... Repositório: BDPA Ano de publicação: 2013
Response of an endangered tree species from Caatinga to mycorrhization and phosphorus fertilization. Schinopsis brasiliensis is an endangered tree species found in the Caatinga biome. It presents a characteristic slow development and difficult propagation, although it has been traditionally exploited... ... Repositório: BDPA Ano de publicação: 2015
Estratégias de fornecimento de nitrogênio em pastagens: fertilizante mineral, inoculante bacteriano e consórcio com amendoim forrageiro. PT-BR: O Brasil é país de destaque na produção de pecuária de corte, em que as pastagens são a base na alimentação de ruminantes, pois é a forma mais econômica e prática de oferta de alimento. O nitro... ... Repositório: BDPA Ano de publicação: 2019
Endophytic fungi community in eremanthus erythropappus tree from anthropogenic and natural areas of Minas Gerais. It is know that many plants live in symbiosis with microorganisms that can be found on their interior, the endophytes. Environment and tissue type are modulating factors of this community, in which mo... ... Repositório: BDPA Ano de publicação: 2019
Performance of polymer compositions as carrier to cowpea rhizobial inoculant formulations: Survival of rhizobia in pre-inoculated seeds and field efficiency. Rhizobial-legume association is a symbiosis that is exploited in agriculture by inoculant production. Efficient inoculant formulations are needed to increase the biological nitrogen fixation rates in... ... Repositório: BDPA Ano de publicação: 2012
Symbiotic compatibility between arbuscular mycorrhizal fungi (autoctone or exotic) and three native species of the Caatinga in different phosphorus levels. The aim of this study was to evaluate three plant species native to Caatinga (Aspidosperma pyrifolium, Ziziphus joazeiro and Pseudobombax simplicifolium) in response to inoculation with two arbuscular... ... Repositório: BDPA Ano de publicação: 2017
Genomic identification and characterization of the elite strains Bradyrhizobium yuanmingense BR 3267 and Bradyrhizobium pachyrhizi BR 3262 recommended for cowpea inoculation in Brazil. The leguminous inoculation with nodule-inducing bacteria that perform biological nitrogenfixation is a good example of an ?eco-friendly agricultural practice?. Bradyrhizobium strainsBR 3267 and BR 326... ... Repositório: BDPA Ano de publicação: 2018
Disentangling the influence of earthworms in sugarcane rhizosphere. For the last 150 years many studies have shown the importance of earthworms for plant growth, but the exact mechanisms involved in the process are still poorly understood. Many important functions req... ... Repositório: BDPA Ano de publicação: 2016
Inter- and intraspecific functional variability of tropical arbuscularmycorrhizal fungi isolates colonizing corn plants. For a single plant species under the same environmental conditions, the interaction with arbuscularmycorrhizal fungi (AMF) and their contribution to plant growth varies among AMF isolates, with bothin... ... Repositório: BDPA Ano de publicação: 2014
Early nitrogen supplementation stimulates the nodulation and growth of common bean plants inoculated with rhizobium. The initial development of common bean plants (Phaseolus vulgaris L.) relying on symbiotic nitrogen (N) can be limited by delayed active N2 fixation, requiring supplemental N which in turn may inhibit... ... Repositório: BDPA Ano de publicação: 2021
Genetic variability and symbiotic efficiency of Erythrina velutina Willd root nodule bacteria from the Semi-Arid region in Northeastern Brazil. Legume-rhizobia symbiosis is a cross-kingdom association that results in large mounts of nitrogen incorporated in food webs. For the Brazilian semi-arid region, data on genetic variability and symbiot... ... Repositório: BDPA Ano de publicação: 2017
MLSA (Multilocus Sequence Analysis) of brazilian N2-fixing symbionts of common bean (Phaseolus vulgaris L.). Rhizobia are bacteria that live in symbiosis with legumes. In Brazil, the species Rhizobium tropici represents the majority of the population isolated from common bean (Phaseolus vulgaris L.) nodules... ... Repositório: BDPA Ano de publicação: 2010
Genome of Rhizobium leucaenae strains CFN 299T and CPAO 29.8: searching for genes related to a successful symbiotic performance under stressful conditions. Common bean (Phaseolus vulgaris L.) is the most important legume cropped worldwide for food production and its agronomic performance can be greatly improved if the benefits from symbiotic nitrogen fix... ... Repositório: BDPA Ano de publicação: 2016
Symbiotic effectiveness of Bradyrhizobium ingae in promoting growth of Inga edulis Mart. seedlings. Inga edulis Mart. is a leguminous tree adapted to acidic and low-fertility soils that establishes symbioses with nitrogen (N)-fixing bacteria. The identification of effective bacteria in biological N... ... Repositório: BDPA Ano de publicação: 2017
The complete genome of Burkholderia phenoliruptrix strain BR3459a, a symbiont of Mimosa flocculosa: highlighting the coexistence of symbiotic and pathogenic genes. BACKGROUND: Burkholderia species play an important ecological role related to xenobiosis, the promotion of plant growth, the biocontrol of agricultural diseases, and symbiotic and non-symbiotic biolog... ... Repositório: BDPA Ano de publicação: 2014
Selection of efficient rhizobial symbionts for Cratylia argentea in the cerrado biome. ABSTRACT: Cratylia argentea is a leguminous shrub native to the cerrado, which has great potential for forage production and recovery of degraded areas. This study aimed to isolate, characterize, and... ... Repositório: BDPA Ano de publicação: 2016
The transcriptome interactions between Phakopsora pachykopsora pachyrhizi-soybean. The soybean rust caused by the fungus Phakopsora pachyrhizi, has caused serious damage to soybean culture since 2001 in Brazil. Several sources of rust resistance have already been identified; however... ... Repositório: BDPA Ano de publicação: 2014

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