Results 71 to 80 of about 4,492 (193)

El pensamiento social en la enseñanza y el aprendizaje del concepto de grupos étnicos en niños y niñas del grado tercero [PDF]

open access: yes, 2014
El desarrollo del pensamiento crítico en las y los estudiantes es una de las metas que presentan los estándares básicos en ciencias sociales; hacia la búsqueda de una formación de ciudadanos capaces de comprender su realidad y transformarla, construyendo
Celis Valencia, Katherine   +2 more
core  

Comparative study of sample preparation procedures to determine the main compounds in ayahuasca beverages by QuEChERS and high‐performance liquid chromatography analysis

open access: yesPhytochemical Analysis, Volume 35, Issue 6, Page 1371-1382, August 2024.
Abstract Introduction Ayahuasca is a psychoactive drink originally consumed by indigenous people of the Amazon. The lack of regulation of this drink leads to uncontrolled consumption, and it is often consumed in religious contexts. Objective The aim of this work is to compare three miniaturised extraction techniques for extracting the main ayahuasca ...
Joana Gonçalves   +7 more
wiley   +1 more source

Pablo Amaringo. Análisis y comentarios de su obra

open access: yesCultura y Droga, 2011
Este artículo busca acercarse a los planteamientos estéticos del pintor peruano Pablo Amaringo, a través de la observación y análisis de sus obras, teniendo en cuenta sus raíces indígenas y la relación intima con el yagé.
Hugo Fernando Tangarife Puerta
doaj  

Synonymous and non‐synonymous codon substitutions can alleviate dependence on GroEL for folding

open access: yesProtein Science, Volume 33, Issue 8, August 2024.
Abstract The Escherichia coli GroEL/ES chaperonin system facilitates protein folding in an ATP‐driven manner. There are <100 obligate clients of this system in E. coli although GroEL can interact and assist the folding of a multitude of proteins in vitro.
Tali Haviv Reingewertz   +4 more
wiley   +1 more source

De los fenómenos de sincronicidad y las simetrías fundamentales

open access: yesCultura y Droga, 2008
Para los pueblos de la antigüedad no había ninguna dificultad en comprender el mundo en función de interconexiones no causales entre sucesos individuales disímiles.
Tulio Marulanda Mejía
doaj  

Anthropology as storytelling: fetishism and terror in Michael Taussig’s early works [PDF]

open access: yes, 2016
Among anthropologists inspired by Walter Benjamin and the early Frankfurt School, Michael Taussig is notable. For Taussig, Benjamin is like a muse, a source of inspiration to ponder over his extended fieldwork in South America. This article outlines a
D'Angelo, Lorenzo
core   +1 more source

Application of machine learning for signal recognition in distributed fibre optic acoustic sensing technology

open access: yesIET Optoelectronics, Volume 18, Issue 4, Page 81-95, August 2024.
The authors provide a comprehensive review of signal feature extraction and pattern recognition techniques applied in distributed acoustic sensing (DAS) technology. After introducing the fundamentals of DAS, specific applications are considered, and the following techniques have been analysed and compared: feature extraction algorithms based on wavelet
Yage Zhan, Lirui Liu, Kehan Li
wiley   +1 more source

Medicina tradicional indígena, opción saludable para la mujer [PDF]

open access: yes, 2012
Durante miles de años los pueblos aborígenes lucharon exitosamente contra enfermedades, ante lo cual la medicina moderna ha guardado silencio. Por eso, rescatar ritos ancestrales para proteger la salud sexual y reproductiva de las mujeres es una opción ...
Amaya-Amaya, Jenny   +9 more
core  

Charcot, Mitchell and Lees: neurology free thinkers and their experiences of psychoactive drugs

open access: yesArquivos de Neuro-Psiquiatria
Three world-famous neurologists, Charcot and Mitchell, in the 19th century, and Lees, in this century, all of whom had great scientific curiosity, experimented with the psychoactive drugs hashish, mescal and yagé, respectively, in an attempt to increase ...
Hélio A. G. Teive   +3 more
doaj   +1 more source

Materiales premonitorios: notas sobre producción cultural, ecología acústica, y tecnologías ancestrales

open access: yesPoiésis, 2019
Este artículo reúne algunas iniciativas en las que el autor ha participado como artista, educador y curador entorno al sonido y las tecnologías ancestrales. Aborda de forma experimental su interrelación e implicaciones con el arte, la producción cultural,
Jorge Bejarano Barco
doaj   +1 more source

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