The last decades have been characterized by a fast evolution of cars. This work shows the evolution of vehicle weight. It shows the response of car manufacturers using new materials and production methods that allow lighter ...

[EN] Circadian clocks are endogenous timekeeping mechanisms that allow organisms to anticipate rhythmic, daily environmental changes. Temporal coordination of transcription results in a set of gene expression patterns with ...

Background: The potential role of RNA molecules as gene expression regulators has led to a new perspective on the intracellular control and genome organization. Because secondary structures are crucial for their regulatory ...

[EN] The reinforced concrete structures constitute a classic typology. They are composed of different materials that work together to as a whole to support the loads which they are submitted, and present a satisfactory ...

[EN] The assisted reproductive technologies (ART) are increasingly used. However, in the last years, several studies have demonstrated the harmful effects associated with ART. There are more and more epigenetic studies ...

[ES] Se aborda el estudio del pandeo de placas y paneles rectangulares, presentes en las estructuras semimoncasco típicas de construcciones aeronáuticas. En primer lugar, se analiza el inicio de pandeo por compresión de ...

[ES] La corteza cerebral es responsable de muchas funciones cognitivas superiores. Alteraciones en los circuitos corticales llevan al desarrollo de condiciones neuropatológicas, siendo la lesión cerebral la primera causa ...

[ES] Resumen: Mecanismos reguladores de adquisición de plasticidad tumoral: papel de los fibroblastos asociados al cáncer. El cáncer de ovario es el cáncer ginecológico con peor pronóstico. La razón principal para ello ...

[EN] Plant vascular development is a complex process culminating in the generation of xylem and phloem, the plant transporting conduits. Xylem and phloem arise from specialized stem cells collectively termed (pro)cambium. ...

Silos and tanks are probably the commonest form of large engineering shell structure in service, but their placement on industrial sites and out of the public eye often leads them to be neglected by researchers and the ...