Results 31 to 40 of about 25,904 (164)

Helicobacter pylori infection induces gastric precancerous lesions and persistent expression of Angpt2, Vegf-A and Tnf-A in a mouse model

Frontiers in Oncology, 2023
IntroductionHelicobacter pylori colonizes the gastric mucosa and induces chronic inflammation. MethodsUsing a mouse model of H. pylori-induced gastritis, we evaluated the mRNA and protein expression levels of proinflammatory and proangiogenic factors, as
Wendy Malespín-Bendaña, Warner Alpízar-Alpízar, Warner Alpízar-Alpízar, Lucía Figueroa-Protti, Lucía Figueroa-Protti, Ledis Reyes, Silvia Molina-Castro, Silvia Molina-Castro, Clas Une, Vanessa Ramírez-Mayorga, Vanessa Ramírez-Mayorga   +10 more
doaj   +1 more source

Gestión de riesgo y teletrabajo en Costa Rica: Apuntes para la Universidad Nacional en sociedad del conocimiento

Conjeturas Sociologicas, 2019
El desarrollo del teletrabajo en Costa Rica presenta la tarea de vincular el manejo de los riesgos operativos dentro de sus campos de reflexión y acción.
Marly Yisette Alfaro Salas, Luis Diego Salas Ocampo   +1 more
doaj  

Stress levels of student population in Costa Rica. Differences according to socioeconomic, academic achievement, educational level, and geographic location variables [PDF]

Psychology, Society & Education, 2016
: In this paper are described the stress levels of the student population about the variables: socioeconomic status, academic performance, academic level, geographical area and gender. For this purpose, a survey was administered to a randomized sample of
Sebastien Belhumeur, Alexander Barrientos Segura, Axel P. Retana-Salazar   +2 more
doaj  

Soft corals (Cnidaria, Alcyonacea) from the Gulf of Nicoya estuary, Pacific of Costa Rica: a checklist

Cuadernos de investigación UNED, 2021
Introduction: The Gulf of Nicoya is the most important estuary on the Pacific coast of Costa Rica. Information on the presence of soft corals is scattered in the literature and in museum collections.
José A. Vargas, Odalisca Breedy
doaj   +1 more source

The course virtualization experience at the University of Costa Rica

, 2022
La Universidad de Costa Rica ha enfrentado el desafío en los últimos dos años de emplear mecanismos virtuales para el desarrollo de sus cursos. El objetivo de este artículo es analizar la experiencia que vivió la población estudiantil a partir de la virtualización de cursos y utilización de medios tecnológicos dada la suspensión de clases presenciales ...
Zamora-Serrano, Evelyn, Kikut-Valverde, Lorena   +1 more
openaire   +1 more source

The Plagiarism regulations in public universities in Costa Rica

, 2022
Se presenta una reflexión en torno al plagio en las universidades públicas costarricenses. La investigación consiste en un análisis de contenido de los documentos normativos recolectados de cada una de las cinco universidades públicas de Costa Rica (Universidad de Costa Rica, Tecnológico de Costa Rica, Universidad Nacional, Universidad Estatal a ...
Salas Acuña, Erick F., Amador Solano , María Gabriela   +1 more
openaire   +1 more source

The experience of implementing the Intercollegiate Educational Robotics Olympiad within the framework of the Training of Trainers in Vulnerable Areas Project in Costa Rica

CLEI Electronic Journal, 2019
This article presents the experience of conducting the Intercollegiate Robotics Olympiad in 2017, as a result of the implementation of the project of the School of Computing of the National University of Costa Rica (UNA), called Trainers in Robotics for ...
Pedro Fonseca, Irene Hernández
doaj   +1 more source

[Perception about biotechnology in university students in Costa Rica].

Revista de biologia tropical, 2004
Se llevó a cabo una encuesta para estudiar la percepción y el grado de conocimiento sobre biotecnología y organismos modificados genéticamente (OMGs), en una muestra de estudiantes (n=750) de tres universidades públicas de Costa Rica: Universidad de Costa Rica (UCR), Universidad Nacional (UNA) e Instituto Tecnológico de Costa Rica (ITCR).
Valdez, Marta, Rodríguez, Iris, Sittenfeld, Ana   +2 more
openaire   +2 more sources

Drugs from the Cloudforest: The Search for New Medicines from Monteverde, Costa Rica

Natural Product Communications, 2011
The University of Alabama in Huntsville Natural Products Research Group has been investigating the phytopharmaceutical potential of tropical rainforest higher plants from the Monteverde region of northwestern Costa Rica for the past twenty years.
William N. Setzer
doaj   +1 more source

Acute stress and fear scales during the COVID-19 pandemic: development and evaluation in a Costa Rican sample

Población y Salud en Mesoamérica
Objective: In the context of the pandemic due to SARS-CoV-2, concerns were raised about how to adequately assess its impact on the wellbeing of the population.
Ana María Jurado-Solórzano, Gloriana Rodríguez-Arauz, Vanessa Smith-Castro, Mariano Rosabal-Coto, Sebastián Saborío, Henriette Raventós-Vorst, Benjamín Reyes-Fernández   +6 more
doaj   +1 more source