Results 31 to 40 of about 2,059 (265)

Difusión transnacional de identidades juveniles en la expansión de las maras centroamericanas

open access: yesPerfiles Latinoamericanos, 2007
Las maras Salvatrucha y Barrio 18 son dos pandillas juveniles violentas con amplia presencia en América Central y Estados Unidos. Estos grupos reciben atención creciente por parte de los académicos debido a sus progresivos vínculos transnacionales y los
Alberto Martín Álvarez   +2 more
doaj  

Más sombras que luces:

open access: yesPerspectivas Revista de Ciencias Sociales, 2020
Las maras son un fenómeno más que presente para las sociedades del Triángulo Norte Centroamericano – El Salvador, Honduras y Guatemala –. La complejidad que dicha situación ha adquirido como consecuencia de un proceso de securitización, contribuyó a que ...
Victoria Musto
doaj   +1 more source

Impact of Chitosan Incorporation on PBAT Composite: Thermal, Viscoelastic, Mechanical, and Morphological Properties

open access: yesJournal of Applied Polymer Science, EarlyView.
The abstract explains the impact of various concentrations of chitosan on PBAT composite. Indeed, the composite is produced at increasing concentrations of chitosan (10%, 20%, and 30%). The decrease in the tensile strength with increased conc. of chitosan was recorded. Furthermore, the same impact was recorded for TGA analysis.
Siti Noorbaini Sarmin   +4 more
wiley   +1 more source

Knowledge, attitudes and behaviors of patients with chronic diseases about smoking and use of Maras powder

open access: yesÇukurova Üniversitesi Tıp Fakültesi Dergisi, 2016
Purpose: This study aims to find out the frequency of smoking and use of Maras powder, which are commonly used in our region, among patients with chronic disease and evaluate knowledge, attitudes and behaviors of patients with chronic disease about ...
Hamit Sirri Keten   +4 more
doaj   +1 more source

Morphological and morphometric aspects of the equine aortic valve: New insights for comparative studies in mammals

open access: yesThe Anatomical Record, EarlyView.
Abstract New data on the equine aortic valve obtained using advanced techniques is especially important given the greater availability of animal models for translational research. Here we characterized the morphological and morphometric aspects of the equine aortic valve from 60 healthy hearts collected at equine abattoirs.
Vitor Pires Pereira   +3 more
wiley   +1 more source

MARAS: Mutual Authentication and Role-Based Authorization Scheme for Lightweight Internet of Things Applications

open access: yesSensors, 2023
The Internet of things (IoT) accommodates lightweight sensor/actuator devices with limited resources; hence, more efficient methods for known challenges are sought after. Message queue telemetry transport (MQTT) is a publish/subscribe-based protocol that
Özlem Şeker   +2 more
doaj   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

El recurso turístico natural y cultural del distrito de maras como alternativa de desarrollo turístico

open access: yesYachay, 2019
Resumen Perú, país megadiverso de gran potencial natural y cultural. El distrito de Maras cuenta con recursos turísticos poco difundidos; sin embargo, de gran interés.
Aydee Flores Contreras
doaj   +3 more sources

Teachers and students navigating urban violence in Honduras: A view from a school on the margins of El Progreso

open access: yesEuropean Review of Latin American and Caribbean Studies
Honduras has some of the highest homicide rates in the world, accompanied by rife criminal violence and organised crime. Recent research has explored links between the state and organised crime, bringing into view Honduras’ political economy of violence (
Antonia McGrath
doaj   +1 more source

Comparison of Effects of Smoking and Smokeless Tobacco “Maras Powder” Use on Humoral Immune System Parameters

open access: yesMediators of Inflammation, 2006
Background. The aim of this study is to assess the impacts of “Maras powder” and cigarette smoking on the parameters of the humoral immune system. Material and Methods. One hundred seventy seven subjects were included in the study.
Murat Aral   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy