Results 51 to 60 of about 75,864 (225)

Integrons: gene collectors [PDF]

open access: yes, 2010
Los integrones son estructuras genéticas que han despertado gran interés, debido a que algunos de ellos vehiculizan genes de resistencia a los antimicrobianos.
Di Conza, José Alejandro   +1 more
core  

Resistance to Ralstonia Solanacearum of sexual hybrids between Solanum commersonii and S. tuberosum [PDF]

open access: yes, 2009
This research was carried out to study the levels of bacterial wilt resistance and genetic diversity of (near) pentaploid sexual hybrids between S. commersonii (2n = 2x = 24, 1EBN) and cultivated S. tuberosum.
AVERSANO, RICCARDO   +7 more
core   +2 more sources

Evidencia de transferencia horizontal de genes de resistencia a antibióticos provenientes de bacterias ambientales

open access: yesACI Avances en Ciencias e Ingenierías, 2010
El presente estudio exploró la presencia y la capacidad de diseminación de genes de resis­tencia a antibióticos provenientes de bacterias ambientales. Se recolectó muestras de agua y suelo de zonas prístinas de la Amazonia ecuatoriana (provincias de Sucumbíos, Napo y Orellana) las cuales fueron inoculadas en un medio de grano de trigo modificado (WGM).
Patricio A. Valencia C.   +2 more
openaire   +2 more sources

Analysis of Aspergillus spp. Isolates According to Temporal–Spatial, Sociodemographic, and Clinical Variables—Microsatellite Typing of Clinical and Environmental Samples of Aspergillus fumigatus in a University Hospital in Sao Paulo, Brazil

open access: yesMycoses, Volume 69, Issue 1, January 2026.
ABSTRACT Background Typing Aspergillus species is crucial for understanding the sources of infection in hospital environments. Objectives This study analysed clinical and air samples as well as their relationship with the clinical forms of aspergillosis.
Claudia de Abreu Fonseca   +18 more
wiley   +1 more source

Construcción de una colección de cepas de Pseudomonas syringae pv. syringae asociadas a mango para su uso en estudios comparativos [PDF]

open access: yes, 2016
La necrosis apical es una enfermedad que afecta a las principales áreas de cultivo de mango de clima mediterráneo, y cuyo agente causal es Pseudomonas syringae pv. syringae (Pss).
Aprile, Francesca   +3 more
core  

Strategies for the control of Rhipicephalus microplus ticks in a world of conventional acaricide and macrocyclic lactone resistance [PDF]

open access: yes, 2018
Infestations with the cattle tick, Rhipicephalus microplus, constitute the most important ectoparasite problem for cattle production in tropical and subtropical regions worldwide, resulting in major economic losses. The control of R.
Bhushan, Chandra   +2 more
core   +1 more source

Importance of connectivity for carnivore richness and occupancy in fragmented biodiversity hotspots

open access: yesConservation Biology, Volume 39, Issue 6, December 2025.
Abstract Structural connectivity affects wildlife movement between habitat patches, contributing to the persistence of wildlife populations and their resilience to human‐induced and environmental changes. However, its importance to wildlife population persistence remains unclear, particularly in fragmented landscapes, where there are additional co ...
Cindy M. Hurtado   +12 more
wiley   +1 more source

Comportamiento de líneas de Cucumis metuliferus, Citrullus lanatus var. citroides y C. colocynthis frente a Meloidogyne spp. como potenciales portainjertos de melón, pepino y sandía [PDF]

open access: yes, 2014
La resistencia vegetal para el control de Meloidogyne es efectiva y económicamente rentable, pero su uso continuado puede seleccionar poblaciones virulentas, como se ha citado en tomate y pimiento.
Giné Blasco, Ariadna   +5 more
core  

Leaf Diffuse Reflectance Spectroscopy for Early Detection of Ceratocystis Wilt in Eucalyptus Cuttings

open access: yesForest Pathology, Volume 55, Issue 6, December 2025.
ABSTRACT The increasing global demand for products derived from Eucalyptus spp. has stimulated its production in Brazil. However, productivity has declined in recent years due to several factors, with Ceratocystis wilt being one of the most significant.
Márcia I. L. Santiago   +4 more
wiley   +1 more source

Acinetobacter baumanni multirresistente y su relación con la producción de biopelículas

open access: yesGaceta Médica Boliviana, 2021
Acinetobacter baumannii es una bacteria Gram negativa asociada a infecciones intrahospitalarias por su gran facilidad de supervivencia en condiciones adversas y el desarrollo de multirresistencia a diversos antimicrobianos.
lisset Bejarano Gonzales
doaj   +1 more source

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