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We report the first record of a snake from the Cretaceous of northern South America. The remains come from the La Luna Formation (La Aguada Member, Cenomanian of Venezuela) and consist of several vertebrae, which belong ...

The menstrual cycle affects many aspects of female physiology, from the immune system to behavioral and emotional regulation. It is unclear however if these physiological changes are reflected in everyday, naturalistic l...

Existen diferentes técnicas para evaluar los niveles de estrés y ansiedad que una persona puede experimentar en un momento determinado (Olivares Rodríguez & Mendez Carrillo, 1997; Spielberger, Gorsuch, & Lushene, 2008...

Redactamos la historia hilando años y fechas relevantes a ojos de quien las cuenta, les imprimimos luego importancia colectiva cuando acordamos en la valorización de dichos días.A partir de un suceso, un clivaje y un...

As research and services in the Mediterranean region continue to increase, so do opportunities for global collaboration. To support such collaborations, the Alzheimer's Association was due to hold its seventh Alzheimer's...

Los procesos de flexibilidad productiva y organizacional, así como el aumento de la competencia de las plantas y de sus trabajadores, han sido parte central de las trayectorias de aprendizaje organizacional de algunas e...

Abstract Background Research on digital behaviour has largely centred on aggregated screen-time metrics, which offer limited insight into how distinct patterns of engagement within social media environments relate to psy...

OBJECTIVE: To assess the age, period and cohort effects on breast cancer (BC) mortality in Mexico. MATERIAL AND METHODS: Age, period and cohort curvature trends for BC mortality were estimated through the Poisson Regress...

Materias / palabras clave: Sociología

Objective. To evaluate the effectiveness of nested polymerase chain reaction (PCR) for diagnosis of extrapulmonary tuberculosis (ETB), as well as the impact of PCR results on clinical management. Materials and Methods. W...

Esta investigación explora la intersección entre el cáncer –una de las principales causas de mortalidad de las sociedades contemporáneas– y uno de los medios más significativos de la cultura popular en el siglo ...

Background: Risk stratification is a cornerstone of cardiovascular disease (CVD) prevention and a main strategy proposed to achieve global goals of reducing premature CVD deaths. There are no cardiovascular risk scores b...

Background and Study Aim. Overweight among student-athletes can limit performance, endurance, and overall health. High-intensity interval training (HIIT) is a time-efficient approach that has been shown to improve fitnes...

The increasing release of greenhouse gases (GHGs), particularly CO2, continues to drive global warming and highlights the need for effective mitigation technologies. In this study, porous nanostructured cellulose acetate...

Evidence shows that oral glycerol supplementation during the early stages of rat liver cancer reduces the growth of preneoplastic lesions. Besides, human hepatocellular carcinoma (HCC) cells display decreased expression ...

Optimizing modern factories requires dynamic, data-driven decision support aligned with Industry 5.0’s human-centric principles. This research introduces the ‘immersive cognitive factory twin’, a novel framework le...

Abstract Objective Occupational exposure to ionizing radiation is a known risk factor for genomic instability. This study evaluated whether physicians occupationally exposed to ionizing radiation exhibit higher frequenci...

Rare earth based nanostructures constitute a type of functional materials widely used and studied in the recent literature. The purpose of this review is to provide a general and comprehensive overview of the current sta...

El presente escrito refleja la influencia que han tenido los pronunciamientos de la jurisdicción Contencioso Administrativo, especialmente el medio de control de reparación directa, con ocasión de los estándares fija...

The tight relationship between root architecture and uptake capacity of soil water and minerals, is well established. Support roots, generally long-lived, perform support functions such as transportation and food storage...

OBJETIVO: Describir la magnitud y distribución espaciotemporal del cáncer de mama (CaMa) en América Latina y el Caribe (LAC) de 1979 a 2005. El CaMa destaca como la causa de muerte más importante por tumores malignos...

Water limitation represents the main environmental constraint affecting crop yield worldwide. Photosynthesis is a primary drought target, resulting in over-reduction of the photosynthetic electron transport chain and inc...

Objective. To estimate the prevalence and the association ofTraumatic Life Events (LEs) and Posttraumatic Stress Disorder(PTSD) among the Mexico City Metropolitan Area (MCMA)adolescent population. Material and Methods. A...

La diversidad genética poblacional de maíz en México es muy dinámica y depende de factores biológicos, agroecológicos y socio-económicos, y necesidades familiares. En este trabajo se describió y clasificó la var...