Results 31 to 40 of about 421,264 (159)

Lesiones relacionadas con el tráfico y papel de los centros de reconocimiento de conductores

Medicina y Seguridad del Trabajo, 2014
Las lesiones derivadas de los accidentes de tráfico suponen un importante problema de Salud Pública cuyo abordaje ha variado en los últimos tiempos gracias a un enfoque científico que ha permitido tratarlos también desde la perspectiva de la prevención ...
Julio Pérez de la Paz, Elena Valdés Rodríguez   +1 more
doaj  

Reelin regulates the migration and differentiation of extravillous trophoblastic cells

Biological Research
Background ApoER2/LRP8 is a receptor highly expressed in the placenta; however, its physiological role in this organ remains poorly understood. The VLDL receptor has been less studied in the placenta.
Nicole Sommer, Carlos Alarcon-Godoy, Héctor Pizarro, Aníbal Pacheco, Jorge A. Carvajal, Hugo Olguín, Jaime Gutiérrez, Andrea Leiva, María-Paz Marzolo   +8 more
doaj   +1 more source

Dicionário da escravidão e liberdade: 50 textos críticos

Horizonte, 2018
A comunicação apresenta a síntese de alguns verbetes do Dicionário da Escravidão e Liberdade, lançado em 2018 pela editora Companhia das Letras (São Paulo) com a intenção de dar a conhecer um pouco do seu rico conteúdo.
Ênio José da Costa Brito
doaj   +1 more source

Dynamic Traffic Routing for Air Quality Enhancement During Urban Environmental Crises

IET Smart Cities, Volume 8, Issue 1, January/December 2026.
This study introduces an air quality‐aware traffic re‐routing scheme designed to minimise vehicle emissions in highly polluted urban areas during environmental crises. The findings highlight the potential for integrating dynamic AQI data into urban traffic management systems, offering valuable insights for urban planners and policymakers aiming to ...
José D. Padrón, Carlos T. Calafate, Juan‐Carlos Cano, Pietro Manzoni   +3 more
wiley   +1 more source

Propiedades mecánicas de las capas de base y subbase construidas con materiales granulares en los firmes de carreteras [PDF]

, 2000
Este VI Simposio tivo lugar en decembro de 2000 na Habana (Cuba).[Resumen:] En los firmes de carreteras los materiales granulares sueltos desempeñan un importante papel estructural.
Medina-Rodríguez, Luis, Navarro Gamir, Vicente, Pérez Pérez, Ignacio, Romana García, Manuel, Vázquez Santana, Fernando   +4 more
core  

A Framework to Analyze Primate Species Vulnerability to Trade in Urban Markets

American Journal of Primatology, Volume 87, Issue 12, December 2025.
A primate‐focused conservation criminology framework to examine taxon‐specific vulnerability to live trade in urban markets. ABSTRACT Live primates are increasingly commodified and appropriated as inputs into markets, both at the international and domestic scales, and across physical and online platforms.
Christian J. Rivera, Jessica S. Kahler, Wahyu Nurbandi, Agustín Fuentes   +3 more
wiley   +1 more source

CBDQ: garantía de calidad de servicio [PDF]

, 2003
En este artículo presentamos un nuevo mecanismo para proporcionar servicios asegurados en cuanto a contratos de tráfico (CIR) y reparto justo del ancho de banda sobrante.
Alcaraz Espín, Juan José, Cano Baños, María Dolores, Cerdán Cartagena, José Fernando, López Matencio Pérez, Pablo Antonio   +3 more
core  

Relational Mobility of Street‐Connected Youth in Urban Northeast Brazil

Children &Society, Volume 39, Issue 6, Page 1132-1140, November 2025.
ABSTRACT This article scrutinises the relational processes regarding how street‐connected young people's families, relationships and societal influence affect their mobility and vice versa, and how these young people navigate between important settings in their lives.
Annika Lehtonen
wiley   +1 more source

Using online reports of seahorse seizures to track their illegal trade

Conservation Biology, Volume 39, Issue 5, October 2025.
Abstract Illegal wildlife trade (IWT) is a persistent and extensive threat to global biodiversity. Hundreds of marine fish species are subject to regulation under the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), but it is unclear how much protection species gain from CITES because information on marine fish ...
Sarah J. Foster, Syd J. Ascione, Francesca Santaniello, Teale N. Phelps Bondaroff   +3 more
wiley   +1 more source

La Red vial del valle de Azapa en tiempos precolombinos

Estudios Atacameños
En el artículo se analizan las huellas de caminos dejadas por el tráfico caravanero durante los períodos Intermedio Tardío (PIT) y Tardío (PT) (1200 al 1560 d.C.) en la hoya hidrográfica del río San José, con aguas que afloran a través de vertientes de ...
Iván Muñoz-Ovalle
doaj   +1 more source