Search Results - "Guzmán, Caterina"

The regulon of Brucella abortus two-component system BvrR/BvrS reveals the coordination of metabolic pathways required for intracellular life by Rivas-Solano, Olga, Van der Henst, Mathilde, Castillo-Zeledón, Amanda, Suárez-Esquivel, Marcela, Muñoz-Vargas, Lohendy, Capitan-Barrios, Zeuz, Thomson, Nicholas R, Chaves-Olarte, Esteban, Moreno, Edgardo, De Bolle, Xavier, Guzmán-Verri, Caterina

“…Brucella abortus is a facultative intracellular pathogen causing a severe zoonotic disease worldwide. The two-component regulatory system (TCS) BvrR/BvrS of B…”
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A Sinorhizobium meliloti and Agrobacterium tumefaciens ExoR ortholog is not crucial for Brucella abortus virulence by Castillo-Zeledón, Amanda, Ruiz-Villalobos, Nazareth, Altamirano-Silva, Pamela, Chacón-Díaz, Carlos, Barquero-Calvo, Elías, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina

“…Brucella is a facultative extracellular-intracellular pathogen that belongs to the Alphaproteobacteria class. Precise sensing of environmental changes and a…”
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Brucella abortus uses a stealthy strategy to avoid activation of the innate immune system during the onset of infection by Barquero-Calvo, Elías, Chaves-Olarte, Esteban, Weiss, David S, Guzmán-Verri, Caterina, Chacón-Díaz, Carlos, Rucavado, Alexandra, Moriyón, Ignacio, Moreno, Edgardo

“…To unravel the strategy by which Brucella abortus establishes chronic infections, we explored its early interaction with innate immunity. Brucella did not…”
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Brucella abortus S19 GFP-tagged vaccine allows the serological identification of vaccinated cattle by Chacón-Díaz, Carlos, Zabalza-Baranguá, Ana, San Román, Beatriz, Blasco, José-María, Iriarte, Maite, Salas-Alfaro, Dariana, Hernández-Mora, Gabriela, Barquero-Calvo, Elías, Guzmán-Verri, Caterina, Chaves-Olarte, Esteban, Grilló, María-Jesús, Moreno, Edgardo

“…Bovine brucellosis induces abortion in cows, produces important economic losses, and causes a widely distributed zoonosis. Its eradication was achieved in…”
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Brucellosis in mammals of Costa Rica: An epidemiological survey by Hernández-Mora, Gabriela, Bonilla-Montoya, Roberto, Barrantes-Granados, Osvaldo, Esquivel-Suárez, Andrea, Montero-Caballero, Danilo, González-Barrientos, Rocío, Fallas-Monge, Zeanne, Palacios-Alfaro, José David, Baldi, Mario, Campos, Elena, Chanto, Grettel, Barquero-Calvo, Elías, Chacón-Díaz, Carlos, Chaves-Olarte, Esteban, Guzmán Verri, Caterina, Romero-Zúñiga, Juan-José, Moreno, Edgardo

“…Brucellosis has been an endemic disease of cattle and humans in Costa Rica since the beginning of XX century. However, brucellosis in sheep, goats, pigs, water…”
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The Brucella abortus two-component system response regulator BvrR binds to three DNA regulatory boxes in the upstream region of omp25 by Castillo-Zeledón, Amanda, Rivas-Solano, Olga, Villalta-Romero, Fabián, Gómez-Espinoza, Olman, Moreno, Edgardo, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina

“…Brucella abortus is a facultative extracellular-intracellular bacterial zoonotic pathogen worldwide. It is also a major cause of abortion in bovines,…”
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Brucella neotomae Infection in Humans, Costa Rica by Suárez-Esquivel, Marcela, Ruiz-Villalobos, Nazareth, Jiménez-Rojas, César, Barquero-Calvo, Elías, Chacón-Díaz, Carlos, Víquez-Ruiz, Eunice, Rojas-Campos, Norman, Baker, Kate S, Oviedo-Sánchez, Gerardo, Amuy, Ernesto, Chaves-Olarte, Esteban, Thomson, Nicholas R, Moreno, Edgardo, Guzmán-Verri, Caterina

“…Several species of Brucella are known to be zoonotic, but B. neotomae infection has been thought to be limited to wood rats. In 2008 and 2011, however, B…”
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The Two-Component System BvrR/BvrS Regulates the Expression of the Type IV Secretion System VirB in Brucella abortus by Martínez-Núñez, Carola, Altamirano-Silva, Pamela, Alvarado-Guillén, Francisco, Moreno, Edgardo, Guzmán-Verri, Caterina, Chaves-Olarte, Esteban

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Phenotypes controlled by the Brucella abortus two component system BvrR/BvrS are differentially impacted by BvrR phosphorylation by Altamirano-Silva, Pamela, Meza-Torres, Jazmín, Zúñiga-Pereira, Ana Mariel, Zamora-Jaen, Sigrid, Pietrosemoli, Natalia, Cantos, Gabriela, Peltier, Johann, Pizarro-Cerdá, Javier, Moreno, Edgardo, Chacón-Díaz, Carlos, Guzmán-Verri, Caterina, Chaves-Olarte, Esteban

“…is a zoonotic pathogen whose virulence depends on its ability to survive intracellularly at the endoplasmic reticulum derived compartment. The two-component…”
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Persistence of Brucella abortus lineages revealed by genomic characterization and phylodynamic analysis by Suárez-Esquivel, Marcela, Hernández-Mora, Gabriela, Ruiz-Villalobos, Nazareth, Barquero-Calvo, Elías, Chacón-Díaz, Carlos, Ladner, Jason T, Oviedo-Sánchez, Gerardo, Foster, Jeffrey T, Rojas-Campos, Norman, Chaves-Olarte, Esteban, Thomson, Nicholas R, Moreno, Edgardo, Guzmán-Verri, Caterina

“…Brucellosis, caused by Brucella abortus, is a major disease of cattle and humans worldwide distributed. Eradication and control of the disease has been…”
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Brucella abortus Induces the Premature Death of Human Neutrophils through the Action of Its Lipopolysaccharide by Barquero-Calvo, Elías, Mora-Cartín, Ricardo, Arce-Gorvel, Vilma, de Diego, Juana L, Chacón-Díaz, Carlos, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina, Buret, Andre G, Gorvel, Jean-Pierre, Moreno, Edgardo

“…Most bacterial infections induce the activation of polymorphonuclear neutrophils (PMNs), enhance their microbicidal function, and promote the survival of these…”
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Epidemiology of bovine brucellosis in Costa Rica: Lessons learned from failures in the control of the disease by Hernández-Mora, Gabriela, Ruiz-Villalobos, Nazareth, Bonilla-Montoya, Roberto, Romero-Zúniga, Juan-José, Jiménez-Arias, Julio, González-Barrientos, Rocío, Barquero-Calvo, Elías, Chacón-Díaz, Carlos, Rojas, Norman, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina, Moreno, Edgardo

“…Brucellosis, caused by Brucella abortus is a major disease of cattle and a zoonosis. In order to estimate the bovine brucellosis prevalence in Costa Rica (CR),…”
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Assessment of Mathematical Approaches for the Estimation and Comparison of Efficiency in qPCR Assays for a Prokaryotic Model by Molina-Mora, Jose Arturo, Sibaja-Amador, Meriyeins, Rivera-Montero, Luis, Chacón-Arguedas, Daniel, Guzmán, Caterina, García, Fernando

“…Quantitative PCR is a molecular technique for DNA quantification that depends on reaction efficiency and the Ct value (“cycle threshold”). However, the results…”
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Analysis of TcdB Proteins within the Hypervirulent Clade 2 Reveals an Impact of RhoA Glucosylation on Clostridium difficile Proinflammatory Activities by Quesada-Gómez, Carlos, López-Ureña, Diana, Chumbler, Nicole, Kroh, Heather K, Castro-Peña, Carolina, Rodríguez, César, Orozco-Aguilar, Josué, González-Camacho, Sara, Rucavado, Alexandra, Guzmán-Verri, Caterina, Lawley, Trevor D, Lacy, D Borden, Chaves-Olarte, Esteban

“…Clostridium difficile strains within the hypervirulent clade 2 are responsible for nosocomial outbreaks worldwide. The increased pathogenic potential of these…”
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A bvrR/bvrS Non-Polar Brucella abortus Mutant Confirms the Role of the Two-Component System BvrR/BvrS in Virulence and Membrane Integrity by Rivas-Solano, Olga, Núñez-Montero, Kattia, Altamirano-Silva, Pamela, Ruiz-Villalobos, Nazareth, Barquero-Calvo, Elías, Moreno, Edgardo, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina

“…Brucella abortus is a bacterial pathogen causing bovine brucellosis worldwide. This facultative extracellular–intracellular pathogen can be transmitted to…”
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Combined electrokinetic manipulations of pathogenic bacterial samples in low-cost fabricated dielectrophoretic devices by Martínez-Brenes, Alejandro, Torres-Castro, Karina, Marín-Benavides, Richard, Acuña-Umaña, Katherine, Espinoza-Araya, Christopher, Ramírez-Carranza, Raquel, González-Espinoza, Gabriela, Rojas-Campos, Norman, Guzmán-Verri, Caterina, Sáenz-Arce, Giovanni, Lesser-Rojas, Leonardo

“…A low-cost fabrication method of microfluidic devices with micrometer-sized constrictions used for electrodeless dielectrophoresis (eDEP) is demonstrated here…”
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Brucella abortus Strain 2308 Wisconsin Genome: Importance of the Definition of Reference Strains by Suárez-Esquivel, Marcela, Ruiz-Villalobos, Nazareth, Castillo-Zeledón, Amanda, Jiménez-Rojas, César, Roop Ii, R Martin, Comerci, Diego J, Barquero-Calvo, Elías, Chacón-Díaz, Carlos, Caswell, Clayton C, Baker, Kate S, Chaves-Olarte, Esteban, Thomson, Nicholas R, Moreno, Edgardo, Letesson, Jean J, De Bolle, Xavier, Guzmán-Verri, Caterina

“…Brucellosis is a bacterial infectious disease affecting a wide range of mammals and a neglected zoonosis caused by species of the genetically homogenous genus…”
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Brucella sp. sequence-type 27 associated with abortion in dwarf sperm whale Kogia sima by Hernández-Mora, Gabriela, González-Barrientos, Rocío, Víquez-Ruíz, Eunice, Palacios-Alfaro, José David, Bettoni-Rodríguez, Gianmarco, Gendre, Marlène, Vincent, Charline, Roca-Monge, Karol, Ruiz-Villalobos, Nazareth, Suárez-Esquivel, Marcela, Cordero-Chavarría, Minor, Chaves-Olarte, Esteban, Thomson, Nicholas R., Barquero-Calvo, Elías, Moreno, Edgardo, Guzmán-Verri, Caterina

“…A dwarf sperm whale Kogia sima stranded alive along the Central Pacific Coast of Costa Rica. The whale, handled by tourists and local inhabitants, was weak,…”
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Neurobrucellosis in stranded dolphins, Costa Rica by Hernández-Mora, Gabriela, González-Barrientos, Rocío, Morales, Juan-Alberto, Chaves-Olarte, Esteban, Guzmán-Verri, Caterina, Barquero-Calvo, Elías, Baquero-Calvo, Elías, De-Miguel, María-Jesús, Marín, Clara-María, Blasco, José-María, Moreno, Edgardo

“…Ten striped dolphins, Stenella coeruleoalba, stranded along the Costa Rican Pacific coast, had meningoencephalitis and antibodies against Brucella spp…”
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Virulent Brucella nosferati infecting Desmodus rotundus has emerging potential due to the broad foraging range of its bat host for humans and wild and domestic animals by Hernández-Mora, Gabriela, Chacón-Díaz, Carlos, Moreira-Soto, Andres, Barrantes-Granados, Osvaldo, Suárez-Esquivel, Marcela, Viquez-Ruiz, Eunice, Barquero-Calvo, Elías, Ruiz-Villalobos, Nazareth, Hidalgo-Montealegre, Daniela, González-Barrientos, Rocío, Demeter, Elena A, Estrella-Morales, Josimar, Zúñiga-Pereira, Ana-Mariel, Quesada-Gómez, Carlos, Chaves-Olarte, Esteban, Lomonte, Bruno, Guzmán-Verri, Caterina, Drexler, Jan Felix, Moreno, Edgardo

“…vampire bats, transmit dangerous infections, and brucellosis is a hazardous zoonotic disease, two adversities that coexist in the subtropical and tropical…”
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