Results 31 to 40 of about 3,018 (115)

COVID‐19 Antibody Positivity at Delivery in Low‐ and Middle‐Income Countries: A Prospective, Observational Study of the Global Network With Results Through July 2022

open access: yesReproductive, Female and Child Health, Volume 5, Issue 3, September 2026.
ABSTRACT Objectives Limited population‐based data have evaluated COVID‐19 infections during pregnancy in low‐ and middle‐income countries (LMICs). We updated COVID‐19 antibody positivity rates and relationships to pregnancy outcomes in unvaccinated women in LMICs. Design COVID‐19 antibody testing was conducted for pregnant women at delivery.
Robert L. Goldenberg   +37 more
wiley   +1 more source

México como potencia mediana: una perspectiva histórica

open access: yesSecuencia, 1998
Se analiza el papel de Mexico como potencia mediana en el Caribe y Centroamerica, mismo que ha consistido en rechazar la intervención de Estados Unidos en la zona y en dar muestras de su riqueza relativa, en comparación con sus vecinos mas pequeños ...
Jürgen Buchenau
doaj   +1 more source

Drinking Water Quality Regulations: A Contrast Between Germany and Latin America

open access: yesEnvironmental Quality Management, Volume 35, Issue 3, Spring 2026.
ABSTRACT This article investigates the differences among drinking water quality standards adopted in Latin American countries, Mexico, Cuba, and the European Union, considering the growing challenge of ensuring safe drinking water in a context marked by environmental pressures, climate change, and the occurrence of emerging contaminants. The study aims
Eduardo Saldanha Vogelmann   +2 more
wiley   +1 more source

La socialización de los valores culturales y el desarrollo de la prosocialidad latinoamericana

open access: yesChild Development Perspectives, Volume 19, Issue 4, Page 244-252, December 2025.
Abstracto Estudiar la socialización infantil en múltiples culturas del mundo es importante para desarrollar teorías integrales y generalizables de la psicología del desarrollo. Investigaciones sugieren que las niñas y los niños latinoamericanos muestran niveles notablemente altos de comportamiento prosocial.
Rodolfo Cortes Barragan   +1 more
wiley   +1 more source

The Transit of the Armed Struggle to Democratic Competition. The Cases of the FMLN and the URNG

open access: yesAmérica Latina Hoy, 2020
The article aims to analyze the frameworks of interpretation and the essential components of political discourse which appear in the guerrilla organizations that move from armed struggle to democratic competition, which ended with the processes of peace ...
Eduardo SÁNCHEZ IGLESIAS
doaj   +1 more source

Aportes centroamericanos para una pedagogía decolonial: María Isabel Carvajal y Berta Cáceres

open access: yesAula, 2022
La costarricense María Isabel Carbajal y la hondureña Berta Cáceres trazaron –con su pensamiento y con su práctica socioeducativa– una ruta pedagógica que se caracteriza por hacerse cargo de la realidad centroamericana, de los conflictos sociales y de ...
José Mario Méndez Méndez
doaj   +1 more source

Reduced Offspring Viability Is Associated With Long‐Term Stability of a Narrow Avian Hybrid Zone

open access: yesEcology and Evolution, Volume 15, Issue 9, September 2025.
We investigated hybrid viability in a tropical, avian hybrid zone governed by strong selection on male secondary sexual traits between the white‐collared manakin (Manacus candei) and golden‐collared manakin (M. vitellinus). We assessed putative hybrid fitness by investigating adult survival and hatching success along with a prospective selective ...
Kira M. Long   +5 more
wiley   +1 more source

Community‐level trait variation of epiphytic bryophytes supports trade‐off aligned with leaf‐economic spectrum in vertically stratified tropical montane cloud forest canopies

open access: yesFunctional Ecology, Volume 39, Issue 9, Page 2300-2313, September 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Tropical montane cloud forests are among the most biodiverse ecosystems on earth and are vulnerable to climate change due to reliance on atmospheric moisture. Epiphytic bryophytes (i.e.
Daniel B. L. Tucker   +6 more
wiley   +1 more source

Conservation priorities for functionally unique and specialized terrestrial vertebrates threatened by biological invasions

open access: yesConservation Biology, Volume 39, Issue 2, April 2025.
Abstract Invasive non‐native species (INS) continue to pose a significant threat to biodiversity, including native population declines, which can ultimately disrupt ecosystem processes. Although there is growing evidence of the impacts of INS on functional diversity, most of the existing approaches to prioritization of species for conservation still ...
Clara Marino   +2 more
wiley   +1 more source

Protesta en Patzicía. Los pueblos de indios y la vacatio regis en el reino de Guatemala

open access: yesRevista de Indias, 2018
La discusión sobre una protesta acaecida en 1811 en el pueblo de Patzicía permite dilucidar la manera en que las problemáticas asociadas con las reformas gaditanas y los movimientos independentistas y autonomistas en Hispanoamérica influyeron en los ...
Aaron Pollack
doaj   +1 more source

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