Search
Now showing items 41-50 of 108
Ecotoxicological evaluation of aquaculture and agriculture sediments with biochemical biomarkers and bioassays: antimicrobial potential exposure
(Journal of Environmental Biology, 2014-01)
Inappropriate practices and lack of regulations regarding antimicrobial use in agricultural production of developing countries increase the risk of exposure to aquatic ecosystems. Sediments may act as sink of antimicrobial ...
Decreased kidney function of unknown cause in Nicaragua: a community-based survey
(National Kidney Foundation, 2010)
Background: End-stage kidney disease overwhelms health services in Central America. We determined prevalences of decreased kidney function in distinct populations in the most affected region of Nicaragua. Study Design: ...
Determinants of dermal exposure among Nicaraguan subsistence farmers during pesticide applications with backpack sprayers
(British Occupational Hygiene Society, 2005)
Identification of pesticide exposure determinants has become an issue in explaining exposure variability and improving control measures. Most studies have been conducted in industrialized countries. The aim of this study ...
Current-use pesticide transport to Costa Rica's high-altitude tropical cloud forest
(The Society of Environmental Toxicology and Chemistry (SETAC), 2011-10-12)
To gain insight into the atmospheric transport and deposition of organic contaminants in high-altitude forests in the humid
tropics, pesticides were analyzed in air, water, and soil samples from Costa Rica. Passive samplers ...
Incidence of childhood cancer in Costa Rica, 2000–2014: An international perspective
(Elsevier, 2018-10)
Background: Estimating childhood cancer incidence globally is hampered by a lack of reliable data from low- and middle-income countries. Costa Rica is one of the few middle-income countries (MIC) with a long-term high ...
Effect of the veterinary ionophore monensin on the structure and activity of a tropical soil bacterial community
(Taylor and Francis Inc., 2019-10-07)
Monensin (MON) is a coccidiostat used as a growth promoter that can reach the environment
through fertilization with manure from farm animals. To verify whether field-relevant concentrations
of this drug negatively ...
A pilot field evaluation on heat stress in sugarcane workers in Costa Rica: What to do next?
(Universidad Nacional, Costa Rica, 2009)
Climate change is producing major impacts including increasing temperatures in tropical countries, like Costa Rica, where the sugarcane industry employs thousands of workers who are exposed to extreme heat. Objectives: ...
Central nervous system tumours in children in Costa Rica: 1981–96
(Blackwell Science, 2002)
Incidence rates of malignant central nervous system (CNS) tumours in children in Costa Rica are presented in an international perspective. For the 16-year period 1981–96, a total of 256 CNS tumours were registered in ...
CKD of unknown origin in Central America: The case for a mesoamerican nephropathy
(National Kidney Foundation, 2014-01-13)
An epidemic of chronic kidney disease of unknown origin has emerged in the last decade in Central America and has been named Mesoamerican nephropathy. This form of chronic kidney disease is present primarily in young male ...
Manganese in teeth and neurodevelopment in young Mexican-American children
(Elsevier, 2015-10)
Introduction: Manganese (Mn) is an essential nutrient but higher exposure has been associated with poorer neurodevelopment in children. Methods: We measured Mn levels in prenatal (Mnpre) (n=197) and postnatal (Mnpost) ...