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Several studies have measured the effectiveness of masks at retaining particles of various sizes in vitro. To identify a functional in vivo model, herein we used germ-free (GF) mice to test the effectiveness of textiles as filtration material and…

Os estudos hidrossedimentológicos abordam as contribuições da agricultura, do meio urbano e das demais ocupações da terra, entretanto as estradas rurais inseridas nas bacias hidrográficas dificilmente são observadas como contribuição específica ou…

From the time of knowledge of the outbreak appearance in mid-December 2019 due to the new coronavirus (SARS-CoV-2) in the city of Wuhan, China, epidemiologic and clinical studies have been developing to best define the symptomatology…

The goal of this paper is to analyze how the historical episode of the so-called Plague of Athens between the years 430 and 426 BC seems to have been the first phenomenon classified as an epidemic by Hippocrates, and the historian Thucydides…

Background: To date, there is no evidence supporting the effectiveness of the use of any drugs for the prevention of COVID-19. However, we have a number of promising drugs at our disposal, which may be potential candidates in COVID-19 prevention. The…

COVID-19 pandemic provoked a number of restrictive measures, such as the closure or severe restriction of border transit for international trading traffic, quarantines and self-isolation. This caused a series of interrelated consequences that not…

No existen en la región estudios del paisaje cafetero a escalas detalladas que puedan ofrecer criterios e insumos empíricos para la toma de decisiones de política agraria. Esta investigación potencia el método GTP —Geosistema, Territorio y Paisaje—,…

Se propone una metodología de análisis multicriterio geoambiental de un paisaje a diferentes escalas, a partir de estudios previos y del levantamiento biogeográfico/socioecológico del geosistema de abanico de Ibagué, de la geofacies serrana (ubicada…