Three new species of parasitic mites of the genus Neharpyrhynchus Fain (Acariformes, Harpirhynchidae) are described from Neotropical birds: Neharpyrhynchus chlorospingussp. n. from Chlorospingus pileatus (Passeriformes, Emberizidae) from Costa Rica, Neharpyrhynchus mironovisp. n. from Dacnys cayana (Passeriformes, Thraupidae) and Neharpyrhynchus tangarasp. n. from Tangara cayana (Thraupidae) bo...

OBJECTIVE To compare, along with behavioural habits, the potential atherogenicity of diets in rural and urban areas in Costa Rica. DESIGN Subjects were randomly selected from the general population in Costa Rica. A validated food-frequency questionnaire that inquired about dietary intake in the previous year was administered once to each subject. Each subject provided plasma and an adipose ti...

The use of aquatic macroinvertebrates as bio-indicators in water quality studies has increased considerably over the last decade in Costa Rica, and standard biomonitoring methods have now been formulated at the national level. Nevertheless, questions remain about the effectiveness of different methods of sampling freshwater benthic assemblages, and how sampling intensity may influence biomonito...

This case study was conducted to determine the benefits of a multi-dimensional study abroad program that included a community service component. It encompassed the following aspects of the study abroad experience: motivation for travel, language learning research, the role of autonomy in language learning, and cultural awareness, behaviors, and attitudes. The researcher acted as a participant a...

The controversy regarding the direct relationship between income distribution and health remains unresolved. Empirical evidence has often failed to advance our understanding because in the countries studied there was limited ability to distinguish hypotheses. This study examines the relation between inequality and mortality in the context of Costa Rica. Costa Rica's unique social and political ...

Epidemiological Bulletin / PAHO, Vol. 23, No. 3 (2002) References: Aguirre E. Informe de intoxicaciones por plaguicidas, Costa Rica, 1999-2000. San José, Costa Rica; 2001. ASDI/Pan American Health Organization. XVI Reunión del Sector Salud de Centroamérica y República Dominicana (RESSCAD), Informe Final. Honduras, 2000. Economic Commission for Latin America and the Caribbean. Población económic...

Primary--i.e., nonsyndromal-postlingual deafness is inherited as an autosomal dominant phenotype in a large kindred in Costa Rica. Genetically susceptible individuals begin to lose hearing at low frequencies at about age 10 years, after language and speaking are learned. Deafness inevitably progresses by age 30 years to bilateral hearing loss of all frequencies. Intelligence, fertility, and lif...

1 Instituto Clodomiro Picado, Facultad de Microbiología, Universidad de Costa Rica, San José, Costa Rica, 2 Graduate Institute of Biomedical Materials and Tissue Engineering, Taipei Medical University, Taipei, Taiwan, 3 Alistair Reid Venom Research Unit, Liverpool School of Tropical Medicine, Liverpool, United Kingdom, 4 Instituto de Biomedicina de Valencia, Consejo Superior de Investigaciones ...

Two new species of lungless salamanders (Plethodontidae) are described from montane habitats of eastern Costa Rica and adjacent western Panamá. Bolitoglossa gomezi and B. bramei are distinguished from each other and from other salamander species in this remote area in adult body size, external proportions, foot webbing, tooth counts, and/or external coloration. Both new species are assigned to ...

1 Instituto Clodomiro Picado, Facultad de Microbiologı́a, Universidad de Costa Rica, San José, Costa Rica, 2 Nuffield Department of Clinical Medicine, John Radcliffe Hospital, University of Oxford, Oxford, United Kingdom, 3 School of Medicine & Health Sciences, University of Papua New Guinea, Port Moresby, Papua New Guinea, 4 Australian Venom Research Unit, Department of Pharmacology, University...