Artículos (Microbiología)
Recent Submissions
-
Genomic Evolution of Two Acinetobacter baumannii Clinical Strains from ST-2 Clones Isolated in 2000 and 2010 (ST-2_clon_2000 and ST-2_clon_2010) [Article]
(2016-10-20)Acinetobacter baumannii is a successful nosocomial pathogen due to its ability to persist in hospital environments by acquiring mobile elements such as transposons, plasmids, and phages. In this study, we compared two ...
-
Genome of Rhizobium leucaenae strains CFN 299T and CPAO 29.8: searching for genes related to a successful symbiotic performance under stressful conditions [Article]
(BMC (part of Springer Nature), 2016)Background: 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 fixation are ...
-
Show me your secret(ed) weapons: a multifaceted approach reveals a wide arsenal of type III‐secreted effectors in the cucurbit pathogenic bacterium Acidovorax citrulli and novel effectors in the Acidovorax genus [Article]
(Wiley, 2020)The cucurbit pathogenic bacterium Acidovorax citrulli requires a functional type III secretion system (T3SS) for pathogenicity. In this bacterium, as with Xanthomonas and Ralstonia spp., an AraC-type transcriptional ...
-
Phylogeny, Resistome, and Virulome of Escherichia coli Causing Biliary Tract Infections [Article]
(MDPI, 2019)Escherichia coli is the most frequent Gram-negative bacilli involved in intra-abdominal infections. However, despite high mortality rates associated with biliary tract infections due to E. coli, there is no study focusing ...
-
Diversity of Sinorhizobium (Ensifer) meliloti Bacteriophages in the Rhizosphere of Medicago marina: Myoviruses, Filamentous and N4-Like Podovirus [Article]
(Frontiers Media, 2020)Using different Sinorhizobium meliloti strains as hosts, we isolated eight new virulent phages from the rhizosphere of the coastal legume Medicago marina. Half of the isolated phages showed a very narrow host range while ...
-
Deciphering the Symbiotic Significance of Quorum Sensing Systems of Sinorhizobium fredii HH103 [Article]
(MDPI, 2020)Quorum sensing (QS) is a bacterial cell-to-cell signaling mechanism that collectively regulates and synchronizes behaviors by means of small diffusible chemical molecules. In rhizobia, QS systems usually relies on the ...
-
Regulation of Protein Secretion Systems Mediated by Cyclic Diguanylate in Plant-Interacting Bacteria [Article]
(Frontiers Research Foundation, 2019-06-12)The ubiquitous second messenger cyclic diguanylate (c-di-GMP) is involved in the regulation of different processes in bacteria. In phytopathogens, intracellular fluctuations in the concentration of this molecule contribute ...
-
Complete Assembly of the Genome of an Acidovorax citrulli Strain Reveals a Naturally Occurring Plasmid in This Species [Article]
(Frontiers Media, 2019)Acidovorax citrulli is the causal agent of bacterial fruit blotch (BFB), a serious threat to cucurbit crop production worldwide. Based on genetic and phenotypic properties, A. citrulli strains are divided into two major ...
-
The adaptors Grb10 and Grb14 are calmodulin-binding proteins [Article]
(Wiley-Blackwell, 2017)We identified the Grb7 family members, Grb10 and Grb14, as Ca2+-dependent CaM-binding proteins using Ca2+-dependent CaM-affinity chromatography as we previously did with Grb7. The potential CaM-binding sites were identified ...
-
Diversity of plant growth-promoting bacteria associated with sugarcane [Article]
(Fundacao de Pesquisas Cientificas de Ribeirao Preto, 2017)The sugarcane (Saccharum spp) presents economic importance, mainly for tropical regions, being an important Brazilian commodity. However, this crop is strongly dependent on fertilizers, mainly nitrogen (N). This study ...
-
Genome sequence of Pantoea sp. strain 1.19, isolated from rice rhizosphere, with the capacity to promote growth of legumes and nonlegumes [Article]
(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. Its genome, estimated at 3,771,065 bp, encodes 3,535 coding sequences (CDSs), carrying genes for ...
-
Transcriptomic Studies Reveal that the Rhizobium leguminosarum Serine/Threonine Protein Phosphatase PssZ has a Role in the Synthesis of Cell-Surface Components, Nutrient Utilization, and Other Cellular Processes [Article]
(MDPI, 2019)Rhizobium leguminosarum bv. trifolii is a soil bacterium capable of establishing symbiotic associations with clover plants (Trifolium spp.). Surface polysaccharides, transport systems, and extracellular components synthesized ...
-
α-Tubulin of Histriculus cavicola (Ciliophora; Hypotrichea) [Article]
(Sociedad Española de Microbiología, 1997)Se ha secuenciado un fragmento de un gen de la a-tubulina, amplificado por PCR, del cil iado hipotrico Histriculus cavicola. Este fragmento, de 1182 pb, contiene un codón de terminación (UAA) en la fase de lectura, que en ...
-
Medicago LINC complexes function in nuclear morphology, nuclear movement, and root nodule symbiosis 1[OPEN] [Article]
(American Society of Plant Biologists, 2019)Nuclear movement is involved in cellular and developmental processes across eukaryotic life, often driven by Linker of Nucleoskeleton and Cytoskeleton (LINC) complexes, which bridge the nuclear envelope (NE) via the ...
-
The singular properties of photosynthetic cytochrome c 550 from the diatom Phaeodactylum tricornutum suggest new alternative functions [Article]
(Wiley-Blackwell, 2019)Cytochrome c 550 is an extrinsic component in the luminal side of photosystem II (PSII) in cyanobacteria, as well as in eukaryotic algae from the red photosynthetic lineage including, among others, diatoms. We have established ...
-
The cyst of urostyla grandis (hypotrichida : Urostylidae) : ultrastructure and evolutionary implications [Article]
(Éditions du Centre national de la recherche scientifique, 1985)L'examen , en microscopie électronique, du kyste d'Uros1y la grandis a révélé que sa paroi se compose de trois couches : un exokyste fibrillaire, un endokyste a structure homogéne et une couche granulaire avec une structure ...
-
Étude ultrastructurale de la morphogenese corticale. De régénération chez le cilié hypotriche histriculus similis [Article]
(Éditions du Centre national de la recherche scientifique, 1984)La régénération chez Histriculus similis a été étudiée en microscopie électronique. Les premiers signes du procesus de régénération s'observenl une heure apres le traitement par l'urée. Pendant la morphogenese corticale ...
-
Complex Carbohydrates in the Cyst Wall of Histriculus similis [Article]
(Society for Genral Microbiology, 1983)The ultrastructure of the cyst wall has been studied in severa! hypotrichous ciliates. In Oxytrichafallax (Grimes, 1973),Pleurotricha sp. (Matsusaka, 1976), Stylonychia mytilus (Walker et al., 1975), Gastrostyla steinii ...
-
Division macronucléaire du cilié laurentiella acuminata [Article]
(Editions du C.N.R.S., 1982)The distribution of DNA in the macronuclear division of the Hypotrich ciliate Laurentiella acuminata has been studied by cytophotometric techniques. The mean degree of inequality found in the distribution of DNA between ...
-
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 [Article]
(Public Library of Science, 2019)The symbiosis between rhizobia and legumes is characterized by a complex molecular dialogue in which the bacterial NodD protein plays a major role due to its capacity to activate the expression of the nodulation genes in ...