Results 11 to 20 of about 1,991 (138)

An early female lethal system of the New World screwworm, Cochliomyia hominivorax, for biotechnology-enhanced SIT

open access: yesBMC Genetics, 2020
Background The New World Screwworm fly (NWS), Cochliomyia hominivorax, is an ectoparasite of warm-blooded animals and a major pest of livestock in parts of South America and the Caribbean where it remains endemic.
Carolina Concha   +8 more
doaj   +1 more source

Seven new species of Rinorea (Violaceae) from the Neotropics [PDF]

open access: yesPhytoKeys
Over the course of revising the genus Rinorea (Violaceae) from Colombia, field observations and herbarium studies revealed seven new species. Several of the new species described here belong to species complexes that required examination of herbarium ...
Saúl E. Hoyos-Gómez   +2 more
doaj   +3 more sources

Unusual pattern of chikungunya virus epidemic in the Americas, the Panamanian experience.

open access: yesPLoS Neglected Tropical Diseases, 2017
BackgroundChikungunya virus (CHIKV) typically causes explosive epidemics of fever, rash and polyarthralgia after its introduction into naïve populations. Since its introduction in Panama in May of 2014, few autochthonous cases have been reported; most of
Jean-Paul Carrera   +19 more
doaj   +1 more source

Movements of Galapagos Sharks (Carcharhinus galapagensis) in Eastern Tropical Pacific Waters off Central and South America

open access: yesFishes
Galapagos sharks (Carcharhinus galapagensis) are a large species belonging to the family Carcharhinidae, with poorly understood biology, especially along continental coastlines, which limits effective management of their populations.
Bradley M. Wetherbee   +7 more
doaj   +1 more source

Trachoma elimination in Latin America: prioritization of municipalities for surveillance activities

open access: yesRevista Panamericana de Salud Pública, 2019
Objective. To identify and prioritize municipalities in 22 countries of Latin America for trachoma surveillance activities, to measure the absence or prevalence of trachoma, and to support validation and trachoma elimination efforts in the Region of the ...
Martha Idalí Saboyá-Díaz   +5 more
doaj   +1 more source

Study of the epidemiological behavior of malaria in the Darien Region, Panama. 2015-2017.

open access: yesPLoS ONE, 2019
BackgroundMalaria is endemic in Darién and an assessment of the different factors affecting its epidemiology is crucial for the development of adequate strategies of surveillance, prevention, and disease control.
Lorenzo Cáceres Carrera   +5 more
doaj   +1 more source

Estimation of the Thermal Structure Beneath the Volcanic Arc of the Northern Andes by Coda Wave Attenuation Tomography

open access: yesFrontiers in Earth Science, 2019
In the Northern Andes, the magmatic arc rises from a broad area of active volcanism in the South, at the border between Ecuador and Colombia, to a linear north-directed trend of active and inactive volcanic cones.
Carlos A. Vargas   +2 more
doaj   +1 more source

Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This article examines whether Latin American countries are keeping pace with global trends in trade agreement depth or falling behind. Using 681 agreements (1970–2019), we develop the Depth Index of Trade Agreements (DITA) to weight provisions endogenously through factor analysis based on co‐occurrence patterns.
Raphael Gomes da Silva   +2 more
wiley   +1 more source

Phanerozoic Large Igneous Province, Petroleum System, and Source Rock Links

open access: yesGeophysical Monograph Series, Page 191-228., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Steven C. Bergman   +2 more
wiley  

+1 more source

Spatiotemporal Analysis of Malaria Transmission in the Autonomous Indigenous Regions of Panama, Central America, 2015–2022

open access: yesTropical Medicine and Infectious Disease
Despite ongoing efforts for elimination, malaria continues to be a major public health problem in the Republic of Panama. For effective elimination, it is key that malaria foci and areas of high transmission are identified in a timely manner.
Alberto Cumbrera   +3 more
doaj   +1 more source

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