Resumen Introducción: El monitoreo de bioindicadores es una herramienta importante para la conservación de áreas naturales protegidas. Diferentes grupos taxonómicos fueron estudiados como bioindicadores por presentar: facilidad de muestreo, respuestas variadas a la perturbación, riqueza asociada a...
Abstract Introduction: The River Tambo basin is one of the main hydrographic systems of the Peruvian western watershed, being a source of development for agriculture, agroindustry, livestock, and domestic use in the Tambo Valley and Arequipa City. Objective: To analyze the structure of macroinvertebr...
Abstract Acacia mangium is a pioneer species with fast growth and frequently used in the recovery of degraded areas. The objectives were to evaluate insects and spiders, their ecological indices and interactions on A. mangium saplings in a tropical degraded area in recovering process. The experimental de...
INTRODUCCIÓN. La endoscopia digestiva es el estudio de elección para el diagnóstico de várices, es un procedimiento invasivo que en ocasiones puede no ser bien tolerado por los pacientes y tiene un alto costo, por lo que se propone el índice FIB-4 y puntaje Lok para predecir várices esofágicas en ...
Attaullah, M;
Nawaz, M A;
Ilahi, I;
Ali, H;
Jan, T;
Khwaja, S;
Hazrat, A;
Ullah, I;
Ullah, Z;
Ullah, S;
Ahmad, B;
Ullah, R.
Abstract Honey is a suitable matrix for the evaluation of environmental contaminants including organochlorine insecticides. The present study was conducted to evaluate residues of fifteen organochlorine insecticides in honey samples of unifloral and multifloral origins from Dir, Pakistan. Honey samples (...
La Organización mundial de la Salud, ha señalado que 92% de la población mundial vive en lugares donde los niveles de calidad del aire se han reducido por debajo de los límites fijados, estimando que a nivel mundial aproximadamente 90% de las personas respiran aire contaminado y que la población de ...
The melanomacrophage centers (MMCs) in the liver of fish are indicators of environmental conditions, as they are involved in xenobiotic biotransformation. The objective of this study was to evaluate the number of MMC in the liver of juveniles and adults of Sciades herzbergii from areas with different lev...
Abstract This study evaluated the use of gill parasitic monogenoideans from Sciades herzbergii (Siluriformes: Ariidae) as bioindicators of environmental quality in Amazonian estuarine ecosystems. Fish were caught in the tidal channels in an impacted area - IA, near the port of São Luís and a reference ...
Os anfíbios são ótimos bioindicadores porque são sensíveis à poluição química, indicando alterações ecossistêmicas pela presença de ou pela exposição a compostos químicos. Aqui nós relatamos evidências do impacto de herbicidas, incluindo glifosato, em anfíbios em uma localidade na Amaz...
