Perfil del autor: Ollero Márquez, Francisco Javier
Datos institucionales
| Nombre | Ollero Márquez, Francisco Javier |
| Departamento | Microbiología |
| Área de conocimiento | Microbiología |
| Categoría profesional | Catedrático de Universidad |
| Correo electrónico | Solicitar |
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Estadísticas
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Nº publicaciones
46
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Nº visitas
6850
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Nº descargas
9625
| Publicaciones |
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Artículo
 A Complex Regulatory Network Governs the Expression of Symbiotic Genes in Sinorhizobium Fredii HH103
(Frontiers Media, 2023)
Introduction: The establishment of the rhizobium-legume nitrogen-fixing symbiosis relies on the interchange of molecular ... |
Artículo
Non-Ionic Osmotic Stress Induces the Biosynthesis of Nodulation Factors and Affects Other Symbiotic Traits in Sinorhizobium fredii HH103
(MDPI, 2023)
Simple Summary: Rhizobia are soil proteobacteria able to establish nitrogen-fixing symbiosis with host legumes. This ... |
Artículo
The Rhizobium tropici CIAT 899 NodD2 protein promotes symbiosis and extends rhizobial nodulation range by constitutive nodulation factor synthesis
(Oxford University Press, 2022)
In the symbiotic associations between rhizobia and legumes, the NodD regulators orchestrate the transcription of the specifc ... |
Artículo
The Rhizobial Type 3 Secretion System: The Dr. Jekyll and Mr. Hyde in the Rhizobium–Legume Symbiosis
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)
Rhizobia are soil bacteria that can establish a symbiotic association with legumes. As a result, plant nodules are formed ... |
Artículo
Isolation and Characterization of Plant Growth-Promotion Diazotrophic Endophytic Bacteria Associated to Sugarcane (Saccharum officinarum L.) Grown in Paraíba, Brazil
(Instituto de Tecnologia do Parana, 2022)
Sugarcane is an important Brazilian commodity, being usually cultivated in soils with low natural fertility. This study ... |
Artículo
The nodD1 Gene of Sinorhizobium fredii HH103 Restores Nodulation Capacity on Bean in a Rhizobium tropici CIAT 899 nodD1/nodD2 Mutant, but the Secondary Symbiotic Regulators nolR, nodD2 or syrM Prevent HH103 to Nodulate with This Legume
(MDPI, 2022)
Rhizobial NodD proteins and appropriate flavonoids induce rhizobial nodulation gene expression. In this study, we show ... |
Artículo
Plant Growth-Promoting Rhizobacteria Modulate the Concentration of Bioactive Compounds in Tomato Fruits
(Multidisciplinary Digital Publishing Institute (MDPI), 2021)
Background: The application of microorganisms as bioestimulants in order to increase the yield and/or quality of agricultural ... |
Artículo
The Sinorhizobium fredii HH103 type III secretion system effector NopC blocks nodulation with Lotus japonicus Gifu
(Oxford, 2020)
Results GunA from S. fredii HH103 shows cellulase activity and is secreted through the T3SS in response to the inducer ... |
Artículo
OnfD, an AraC-Type Transcriptional Regulator Encoded by Rhizobium tropici CIAT 899 and Involved in Nod Factor Synthesis and Symbiosis
(American Society for Microbiology, 2020)
Rhizobium tropici CIAT 899 is a broad-host-range rhizobial strain that establishes symbiotic interactions with legumes and ... |
Artículo
Proposed research for innovative solutions for chickpeas and beans in a climate change scenario: The Mediterranean basin
(Multidisciplinary Digital Publishing Institute (MDPI), 2020)
In order to gain insight into the complex molecular networks driving legume adaptation caused by climate change, it is ... |
Artículo
GunA of Sinorhizobium (Ensifer) fredii HH103 is a T3SS-secreted cellulase that differentially affects symbiosis with cowpea and soybean
(Springer, 2019)
Aims The symbiosis between Sinorhizobium fredii HH103 and its host legumes is influenced by the type 3 secretion system ... |
Tesis Doctoral
 Caracterización de genes de Rhizobium tropici CIAT 899 implicados en la biosíntesis de los factores de nodulación independiente de la activación por flavonoides e inducidos por estrés osmótico
(2019)
En el establecimiento de la simbiosis rizobio-leguminosa, los flavonoides secretados por las raíces activan un regulador ... |
Artículo
Osmotic stress activates nif and fix genes and induces the Rhizobium tropici CIAT 899 Nod factor production via NodD2 by up-regulation of the nodA2 operon and the nodA3 gene
(Public Library of Science, 2019)
The symbiosis between rhizobia and legumes is characterized by a complex molecular dialogue in which the bacterial NodD ... |
Artículo
Transcriptomic studies of the effect of nod gene-inducing molecules in rhizobia: Different weapons, one purpose
(Multidisciplinary Digital Publishing Institute (MDPI), 2018)
Simultaneous quantification of transcripts of the whole bacterial genome allows the analysis of the global transcriptional ... |
Artículo
Draft Genome Sequence of Pantoea ananatis Strain 1.38, a Bacterium Isolated from the Rhizosphere of Oryza sativa var. Puntal That Shows Biotechnological Potential as an Inoculant
(American Society for Microbiology, 2018)
Pantoea ananatis 1.38 is a strain isolated from the rhizosphere of irrigated rice in southern Spain. Its genome was estimated ... |
Artículo
Genome Sequence of Pantoea ananatis Strain AMG 501, a Plant Growth-Promoting Bacterium Isolated from Rice Leaves Grown in Paddies of Southern Spain
(American Society for Microbiology, 2017)
Pantoea ananatis AMG 501 is a plant growth-promoting bacterium isolated from rice leaves. Its genome was estimated at ... |
Artículo
Phytohormones and induction of plant-stress tolerance and defense genes by seed and foliar inoculation with Azospirillum brasilense cells and metabolites promote maize growth
(SpringerOpen, 2017)
Azospirillum spp. are plant-growth-promoting bacteria used worldwide as inoculants for a variety of crops. Among the ... |
Artículo
Genome sequence of Pantoea sp. strain 1.19, isolated from rice rhizosphere, with the capacity to promote growth of legumes and nonlegumes
(American Society for Microbiology, 2017)
Pantoea sp. 1.19, a plant growth-promoting bacterium (PGPB), was isolated from the rhizosphere of rice plants in Spain. ... |
Artículo
Diversity of plant growth-promoting bacteria associated with sugarcane
(Fundacao de Pesquisas Cientificas de Ribeirao Preto, 2017)
The sugarcane (Saccharum spp) presents economic importance, mainly for tropical regions, being an important Brazilian ... |
Artículo
The Rhizobium tropici CIAT 899 NodD2 protein regulates the production of Nod factors under salt stress in a flavonoidindependent manner
(Nature Publishing Group, 2017)
In the symbiotic associations between rhizobia and legumes, NodD promotes the expression of the nodulation genes in the ... |
Artículo
The Sinorhizobium (Ensifer) fredii HH103 nodulation outer protein NopI is a determinant for efficient nodulation of soybean and cowpea plants
(American Society for Microbiology, 2017)
The type III secretion system (T3SS) is a specialized secretion apparatus that is commonly used by many plant and animal ... |
Artículo
NrcR, a new transcriptional regulator of rhizobium tropici ciat 899 involved in the legume root-nodule symbiosis
(Public Library of Science, 2016)
The establishment of nitrogen-fixing rhizobium-legume symbioses requires a highly complex cascade of events. In this ... |
Artículo
Draft Genome Sequence of Pseudomonas fluorescens Strain ET76, Isolated from Rice Rhizosphere in Northwestern Morocco
(American Society for Microbiology, 2016)
Pseudomonas fluorescens ET76 was isolated from rice rhizosphere in northwestern Morocco. Its draft genome was estimated ... |
Artículo
RNA-seq analysis of the Rhizobium tropici CIAT 899 transcriptome shows similarities in the activation patterns of symbiotic genes in the presence of apigenin and salt
(BioMed Central, 2016)
Background Rhizobium tropici strain CIAT 899 establishes effective symbioses with several legume species, including ... |
Artículo
Genome of Rhizobium leucaenae strains CFN 299T and CPAO 29.8: searching for genes related to a successful symbiotic performance under stressful conditions
(BMC (part of Springer Nature), 2016)
Background: Common bean (Phaseolus vulgaris L.) is the most important legume cropped worldwide for food production and its ... |
Artículo
A transcriptomic analysis of the effect of genistein on Sinorhizobium fredii HH103 reveals novel rhizobial genes putatively involved in symbiosis
(Nature Publishing Group, 2016)
Sinorhizobium fredii HH103 is a rhizobial soybean symbiont that exhibits an extremely broad host-range. Flavonoids exuded ... |
Artículo
Draft Genome Sequence of Pantoea ananatis Strain AMG521, a Rice Plant Growth-Promoting Bacterial Endophyte Isolated from the Guadalquivir Marshes in Southern Spain
(American Society for Microbiology, 2016)
The rice endophyte Pantoea ananatis AMG521 shows several plant growth-promoting properties and promotes rice yield increases. ... |
Tesis Doctoral
Implicación del sistema de secreción de tipo 3 de Sinorhizobium (Ensifer) fredii HH103 en la modulación de la respuesta de defensa de Glycine max cv. Williams y estudio de los efectores específicos secretados a través de este sistema
(2015)
Plants that interact with pathogenic bacteria in their natural environments have developed barriers to block or contain ... |
Artículo
Opening the "black box" of nodD3, nodD4 and nodD5 genes of Rhizobium tropici strain CIAT 899
(BioMed Central, 2015)
Background: Transcription of nodulation genes in rhizobial species is orchestrated by the regulatory nodD gene. Rhizobium ... |
Artículo
Regulatory nodD1 and nodD2 genes of Rhizobium tropici strain CIAT 899 and their roles in the early stages of molecular signaling and host-legume nodulation
(BioMed Central Ltd., 2015)
Background: Nodulation and symbiotic nitrogen fixation are mediated by several genes, both of the host legume and of the ... |
Artículo
NopC is a rhizobium-specific type 3 secretion system effector secreted by sinorhizobium (ensifer) fredii HH103
(Public Library of Science, 2015)
Sinorhizobium (Ensifer) fredii HH103 is a broad host-range nitrogen-fixing bacterium able to nodulate many legumes, including ... |
Artículo
Maize growth promotion by inoculation with Azospirillum brasilense and metabolites of Rhizobium tropici enriched on lipo-chitooligosaccharides (LCOs)
(SpringerOpen, 2015)
There is an increasing interest in the development and use of inoculants carrying plant growth-promoting bacteria (PGPB) ... |
Artículo
Plant growth promotion in cereal and leguminous agricultural important plants: From microorganism capacities to crop production
(2014)
Plant growth-promoting rhizobacteria (PGPR) are free-living bacteria which actively colonize plant roots, exerting beneficial ... |
Artículo
The symbiotic biofilm of Sinorhizobium fredii SMH12, necessary for successful colonization and symbiosis of glycine max cv osumi, is regulated by quorum sensing systems and inducing Flavonoids via NodD1
(2014)
Bacterial surface components, especially exopolysaccharides, in combination with bacterial Quorum Sensing signals are ... |
Artículo
Rice and bean AHL-mimic quorum-sensing signals specifically interfere with the capacity to form biofilms by plant-associated bacteria
(2013)
Many bacteria regulate their gene expression in response to changes in their population density in a process called quorum ... |
Artículo
Genomic basis of broad host range and environmental adaptability of Rhizobium tropici CIAT 899 and Rhizobium sp. PRF 81 which are used in inoculants for common bean (Phaseolus vulgaris L.)
(BioMed Central, 2012)
Background Rhizobium tropici CIAT 899 and Rhizobium sp. PRF 81 are α-Proteobacteria that establish nitrogen-fixing symbioses ... |
Artículo
Nodulation-gene-inducing flavonoids increase overall production of autoinducers and expression of N-acyl homoserine lactone synthesis genes in rhizobia
(2011)
Legume-nodulating rhizobia use N-acyl homoserine lactones (AHLs) to regulate several physiological traits related to the ... |
Tesis Doctoral
Las proteínas Nop de Sinorhizobium fredii HH103: Regulación e implicación en la simbiosis con la soja (Glycine max [L.] Merrill)
(2008)
En los últimos años se ha demostrado que las proteínas secretadas a través del sistema de secreción de tipo III de ... |
Artículo
Regulation and symbiotic significance of nodulation outer proteins secretion in Sinorhizobium fredii HH103
(2008)
In this work we show that the Sinorhizobium fredii HH103 ttsI gene is essential for the expression of the tts genes and ... |
Artículo
A pyrF auxotrophic mutant of Sinorhizobium fredii HH103 impaired in its symbiotic interaction with soybean and other legumes
(Sociedad Española de Microbiología. Viguera Editores, 2007)
Transposon Tn5-Mob mutagenesis allowed the selection of a Sinorhizobium fredii HH103 mutant derivative (SVQ 292) that ... |
Artículo
Inactivation of the "Sinorhizobium fredii" HH103 "rhcJ" gene abolishes nodulation outer proteins (Nops) secretion and decreases the symbiotic capacity with soybean
(Sociedad Española de Microbiología, Viguera Editores, 2006)
Se ha propuesto que las proteínas externas de nodulación (Nops) impiden la nodulación efectiva de Sinorhizobium fredii ... |
Artículo
NolR Regulates Diverse Symbiotic Signals of Sinorhizobium fredii HH103
(The American Phytopathological Society, 2004)
We have investigated in Sinorhizobium fredii HH103-1 (=HH103 Strr ) the influence of the nolR gene on the production of ... |
Artículo
A purL mutant of Sinorhizobium fredii HH103 is symbiotically defective and altered in its lipopolysaccharide
(Microbiology Society, 2003)
The pleiotropic phenotype of an auxotrophic purL mutant (SVQ295) of Sinorhizobium fredii HH103 has been investigated. ... |
| Artículo |
| Tesis Doctoral |
Tesis Doctoral
Estudio del plásmido simbiótico de una estirpe de Rhizobium SP (Hedysarum Coronarium)
(1988)
La estirpe IS 123 de Rhizobium sp. (Hedysarum coronarium) presenta un plásmido simbiótico (230 MD), que se ha marcado con ... |