Results 51 to 60 of about 61,145,782 (174)

Modelamiento y simulación de la dinámica epidemiológica de la malaria para la evaluación de estrategias de control de los vectores [PDF]

open access: yes, 2011
Esta tesis presenta un modelo para describir el comportamiento de la malaria tras la introducción de una población de vectores genéticamente manipulados incapaces de transmitir el parásito. El modelo está constituido por dos submodelos.
Ramírez Duque, Andrés Alberto
core  

Floral intra‐individual variation differs between morphs and is linked to pollen deposition in self‐incompatible distylous plants

open access: yesPlant Biology, EarlyView.
For most traits, floral intra‐individual variation was similar between morphs and populations with different pollinator guilds (bees and hummingbirds), potentially facilitating effective pollen transfer in distylous systems. Still, greater variation in corolla length increased pollen deposition in L‐morph flowers in the bee‐pollinated population ...
R. Trevizan   +6 more
wiley   +1 more source

Aedes albopictus in an area of Misiones, Argentina Aedes albopictus en un área de Misiones, Argentina

open access: yesRevista de Saúde Pública, 2004
Until early 1998 the presence of Aedes albopictus had never been detected in Argentina. During April of the same year, few individuals of this species were recorded in 33 breeding sites found in 25 out of 161 inspected houses in the city of Eldorado ...
Nicolás Schweigmann   +4 more
doaj   +1 more source

Short Report: First Outbreak of Atlantic Rainforest Spotted Fever in North‐Eastern of Brazil—Clinical Features and Eco‐Epidemiological Investigation

open access: yesZoonoses and Public Health, EarlyView.
ABSTRACT Introduction Since 2010, six cases of Atlantic rainforest spotted fever (ARSF) have been confirmed and reported in Brazil, a tick‐borne disease caused by Rickettsia parkeri strain Atlantic rainforest and associated with the tick Amblyomma ovale. So far, none of the cases have been associated with death. One of the cases occurred in 2018 in the
Gabriel Nunes de Oliveira   +13 more
wiley   +1 more source

Desarrollo de vectores virales de plantas [PDF]

open access: yes, 2017
Existen dos métodos para producir proteínas recombinantes en plantas: la transformación estable del genoma nuclear o de cloroplastos y la expresión transitoria mediante vectores virales. En este artículo se presentan las estrategias disponibles para el
López Del Rincón, Carmelo   +1 more
core  

Enfoques conceptuales y propuestas metodológicas para el estudio de las interacciones entre el medio ambiente y la salud: aplicación a un programa de investigación sobre la tripanosomiasis americana Conceptual approaches and methodological proposals for the study of interactions between environment and health: application to a research program on American trypanosomiasis

open access: yesCadernos de Saúde Pública, 2003
Las modificaciones del paisaje causadas por las actividades y migraciones humanas contribuyen en hacer emerger o re-emerger enfermedades tropicales, particularmente aquellas cuya transmisión se realiza por insectos vectores que a menudo deben escapar a ...
Cristina Romaña   +2 more
doaj   +1 more source

Sex‐Biased Interactions Between Spur‐Thighed Tortoises (Testudo graeca) and Hindgut Nematodes

open access: yesEcology and Evolution, Volume 16, Issue 10, October 2026.
Tortoise (Testudo graeca) responses to nematode infestation are clearly sex‐biased, where females seem more resilient to nematode infestation than males. These findings emphasizes the need for sex‐directed conservation approaches in tortoises. ABSTRACT The nature of endosymbiont interactions is driven by different ecological and evolutionary processes.
Julieta Benítez‐Malvido   +7 more
wiley   +1 more source

Preventing Invasive Non‐Native Species: A Horizon Scanning for the Canary Islands

open access: yesDiversity and Distributions, Volume 32, Issue 10, October 2026.
ABSTRACT Aim Oceanic islands host exceptional biodiversity and endemism but are highly vulnerable to biological invasions. We aimed to identify non‐native species with high potential to invade the Canary Islands within the next decade and to prioritise them based on their environmental and socioeconomic risks.
Ana Clara Sampaio Franco   +36 more
wiley   +1 more source

Igreja e ecologia: um diálogo entre as dioceses de Rio Branco/AC e Tubarão/SC (1970-1990) [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas, Programa de Pós-Graduação em História, Florianópolis, 2015.Esta tese discute como uma rede de ideias ligadas a Teologia da Liberta-ção repercutiu em ...
Costa, Elton Laurindo da
core  

Enfoques conceptuales y propuestas metodológicas para el estudio de las interacciones entre el medio ambiente y la salud: aplicación a un programa de investigación sobre la tripanosomiasis americana

open access: yesCadernos de Saúde Pública, 2003
Las modificaciones del paisaje causadas por las actividades y migraciones humanas contribuyen en hacer emerger o re-emerger enfermedades tropicales, particularmente aquellas cuya transmisión se realiza por insectos vectores que a menudo deben escapar a ...
Romaña Cristina   +2 more
doaj  

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