• Ant microbial symbionts are a new model for drug discovery 

      Artavia León, Allan; Pacheco Leiva, Miguel; Moya Román, Cristofer; Rodríguez Hernández, Natalia; Pinto Tomás, Adrián A. (2019)
      Ants have been widely studied, with 14,000 described species, but it is not until recently that they gained attention as sources for antimicrobial drug discovery. An increasing amount of studies are investigating ant-microbe ...
    • Biogas production and microbial communities of mesophilic and thermophilic anaerobic co-digestion of animal manures and food wastes in Costa Rica 

      Murillo Roos, Mariana; Uribe Lorío, Lorena; Fuentes Schweizer, Paola; Vidaurre Barahona, Daniela; Brenes Guillén, Laura Natalia; Jiménez Godínez, Ivannia; Arguedas, Tatiana; Liao, Wei; Uribe Lorío, Lidieth (2022)
      Biomass generated from agricultural operations in Costa Rica represents an untapped renewable resource for bioenergy generation. This study investigated the effects of two temperatures and three mixture ratios of manures ...
    • Búsqueda y caracterización de proteínas biopesticidas novedosas a partir de cepas de Bacillus thuringiensis 

      Arrieta Castro, Glen; Rodríguez Sánchez, César; Víquez, A.; Murillo, L.; Mora Castro, Rebeca; Jiménez Ulate, Franklin; Espinoza Esquivel, Ana Mercedes (1999)
      En la actualidad se desarrollan y se cultivan comercialmente plantas transgénicas que expresan endotoxinas de Bacillus thuringiensis (Bt) como biopesticida para el control específico de insectos. Sin embargo, se teme que ...
    • Cellulose-Enriched Microbial Communities from Leaf-Cutter Ant (Atta colombica) Refuse Dumps Vary in Taxonomic Composition and Degradation Ability 

      Lewin, Gina R.; Johnson, Amanda L.; Moreira Soto, Rolando Daniel; Perry, Kailene; Book, Adam J.; Horn, Heidi A.; Pinto Tomás, Adrián A.; Currie, Cameron Robert (2016-03-21)
      Deconstruction of the cellulose in plant cell walls is critical for carbon flow through ecosystems and for the production of sustainable cellulosic biofuels. Our understanding of cellulose deconstruction is largely limited ...
    • Community richness of amphibian skin bacteria correlates with bioclimate at the global scale 

      Kueneman, Jordan G.; Bletz, Molly C.; McKenzie, Valerie J.; Becker, C. Guilherme; Joseph, Maxwell B.; Abarca Alvarado, Juan Gabriel; Archer, Holly Margaret; Arellano, Ana Lisette; Bataille, Arnaud; Becker, Matthew; Belden, Lisa K.; Crottini, Angelica; Geffers, Robert; Haddad, Célio Fernando Baptista; Harris, Reid N.; Holden, Whitney M.; Hughey, Myra C.; Jarek, Michael; Kearns, Patrick Joseph; Kerby, Jacob L.; Kielgast, Jos; Kurabayashi, Atsushi; Longo, Ana V.; Loudon, Andrew H.; Medina, Daniel; Nuñez Navarro, José J.; Perl, R. G. Bina; Pinto Tomás, Adrián A.; Rabemananjara, Falitiana C. E.; Rebollar Caudillo, Eria Alaide; Rodríguez Gomez, Ariel Ricardo; Rollins Smith, Louise A.; Stevenson, Robert; Tebbe, Christoph C.; Vargas Asensio, Juan Gabriel; Waldman, Bruce; Walke, Jenifer Banning; Whitfield, Steven M.; Zamudio, Kelly R.; Zúñiga Chaves, Ibrahim; Woodhams, Douglas C.; Vences, Miguel (2019)
      Animal-associated microbiomes are integral to host health, yet key biotic and abiotic factors that shape host-associated microbial communities at the global scale remain poorly understood. We investigated global patterns ...
    • Detection of shigella in lettuce by the use of a rapid molecular assay with increased sensitivity 

      Barrantes Jiménez, Kenia; Achí Araya, María Rosario; McCoy, Clyde B. (Brazilian Journal of Microbiology (2010) 41: 993-1000, 2010)
      A Multiplex Polymerase Chain Reaction (PCR) assay to be used as an alternative to the conventional culture method in detecting Shigella and enteroinvasive Escherichia coli (EIEC) virulence genes ipaH and ial in lettuce was ...
    • Estandarización de una PCR para la detección del gen invA de Salmonella spp. en lechuga 

      Chacón Jiménez, Luz María; Barrantes Jiménez, Kenia; García, Cristina; Achí Araya, María Rosario (Revista de la Sociedad Venezolana de Microbiología 2010; 30(1): 18-23, 2010)
      Salmonella spp. es un patógeno bacteriano muy importante causante de diarreas, que es transmitido tanto por la vía fecal-oral, como por alimentos y agua contaminados. En este trabajo se estandarizó una técnica de PCR en ...
    • Exposure of a Tropical Soil to mg/kg of Oxytetracycline Elicits Hormetic Responses in the Catabolic Activities of its Microbial Community 

      Solís Jiménez, Yendry; Chavarría Molina, Guadalupe; García Santamaría, Fernando; Rodríguez Sánchez, César (2011-04)
      Many farmers in developing countries protect their crops with oxytetracycline and fertilize their farmlands with manure from animals that received this drug as growth promoter. In this study, a tropical soil was exposed ...
    • Resistencia a desinfectantes y su relación con la resistencia a los antibióticos 

      Chacón Jiménez, Luz María; Rojas Jiménez, Keilor Osvaldo (2020)
      Objetivo: sistematizar los principales mecanismos de acción de los desinfectantes y describir mecanismos de resistencia comunes entre biocidas y antibióticos. Métodos: se realizó una revisión bibliográfica de artículos ...
    • The antimicrobial potential of Streptomyces from insect microbiomes 

      Chevrette, Marc G.; Carlson, Caitlin M.; Ortega Dominguez, Humberto Enrique; Thomas, Christopher S.; Ananiev, Gene E.; Barns, Kenneth J.; Book, Adam J.; Cagnazzo, Julian; Carlos Shanley, Camila; Flanigan, Will; Grubbs, Kirk J.; Horn, Heidi A.; Hoffmann, F. Michael; Klassen, Jonathan L.; Knack, Jennifer J.; Lewin, Gina R.; McDonald, Bradon R.; Muller, Laura K.; Melo, Weilan Gomes da Paixão; Pinto Tomás, Adrián A.; Schmitz, Amber Marie; Wendt-Pienkowski, Evelyn; Wildman, Scott; Zhao, Miao; Zhang, Fan; Bugni, Tim S.; Andes, David R.; Pupo, Monica Tallarico; Currie, Cameron Robert (2019)
      Antimicrobial resistance is a global health crisis and few novel antimicrobials have been discovered in recent decades. Natural products, particularly from Streptomyces, are the source of most antimicrobials, yet discovery ...
    • The Oral Microbiota: A Literature Review for Updating Professionals in Dentistry. Part I 

      Barboza Solís, Cristina; Acuña Amador, Luis Alberto (2019)
      In recent decades, a body of literature examining the relationships between oral health and general health has rapidly developed. However, the biological mechanisms involved in explaining such relationships have not been ...
    • Transcriptomic determinants of the response of ST-111 Pseudomonas aeruginosa AG1 to ciprofloxacin identified by a top-down systems biology approach 

      Molina Mora, José Arturo; Chinchilla Montero, Diana; Chavarría Azofeifa, Maribel; Ulloa Morales, Alejandro J.; Campos Sánchez, Rebeca; Mora Rodríguez, Rodrigo Antonio; Shi, Leming; García Santamaría, Fernando (2020)
      Pseudomonas aeruginosa is an opportunistic pathogen that thrives in diverse environments and causes a variety of human infections. Pseudomonas aeruginosa AG1 (PaeAG1) is a high-risk sequence type 111 (ST-111) strain isolated ...
    • Variation of bacterial communities along the vertical gradient in Lake Issyk Kul, Kyrgyzstan 

      Rojas Jiménez, Keilor Osvaldo (2021-02-04)
      We explored the diversity and community composition of bacteria along a vertical gradient in Lake Issyk Kul, Kyrgyzstan, one of the world's largest and deepest brackish lakes. We identified 4904 bacterial amplicon sequence ...