Results 1 to 10 of about 61,869,183 (253)

Crítica de la causalidad mecanicista en las ciencias de la vida [PDF]

open access: yesBoletín Médico Del Hospital Infantil De México, 2019
El empirismo reduccionista (ER) subyacente al habitus cientifico actual, al imponer la causalidad mecanicista (CM) como principio explicativo de las ciencias de la vida, ha oscurecido la comprension del proceso vital al equipararlo al de una maquina. Se analizan las formas diversas que toman las ideas en el conocimiento como paradigmas (antropocentrico
Leonardo Viniegra-Velázquez
exaly   +2 more sources

Las nuevas ciencias de la vida [PDF]

open access: yesPolis (Santiago), 2010
Siguiendo parcialmente el pensamiento de Hugo Assmann, quien plantea las preguntas basales de como educar y como aprender, se postula que se aprende durante toda la vida y mediante todas las formas de vida, coincidiendo ello con la facultad de los seres vivos de la autoorganizacion.
exaly   +3 more sources

De novo Assembly and Analysis of Tissue-Specific Transcriptomes of the Edible Red Sea Urchin Loxechinus albus Using RNA-Seq

open access: yesBiology, 2021
Edible red sea urchin (Loxechinus albus) is an endemic echinoderm species of the Chilean coasts. The worldwide demand for high-quality gonads of this species has addressed the depletion of its natural populations.
Paulette Antiqueo   +6 more
doaj   +1 more source

Comparative Analysis of In-House RT-qPCR Detection of SARS-CoV-2 for Resource-Constrained Settings

open access: yesDiagnostics, 2022
We developed and standardized an efficient and cost-effective in-house RT-PCR method to detect severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
Yesit Bello-Lemus   +8 more
doaj   +1 more source

Genetic regulation of the ompX porin of Salmonella Typhimurium in response to hydrogen peroxide stress

open access: yesBiological Research, 2022
Background Salmonella Typhimurium is a Gram-negative pathogen that causes a systemic disease in mice resembling typhoid fever. During its infective cycle, S.
A. C. Briones   +13 more
doaj   +1 more source

Los usos de la historia de vida en las ciencias sociales. II

open access: yes, 1998
El seminario internacional «El uso de las historias de vida en ciencias sociales: teorías, metodologías y prácticas» tuvo lugar en la ciudad de Villa de Leyva (Colombia) del 17 al 20 de marzo de 1992. Se reunieron investigadores de distintas disciplinas académicas y de varios países de América latina como de Europa y Norteamérica, reconocidos por su ...
exaly   +3 more sources

The Small RNA RyhB Homologs from Salmonella Typhimurium Restrain the Intracellular Growth and Modulate the SPI-1 Gene Expression within RAW264.7 Macrophages

open access: yesMicroorganisms, 2021
Growing evidence indicates that small noncoding RNAs (sRNAs) play important regulatory roles during bacterial infection. In Salmonella Typhimurium, several sRNAs are strongly up-regulated within macrophages, but little is known about their role during ...
Diego Peñaloza   +7 more
doaj   +1 more source

Herbicidal effects of wood vinegar on nitrophilous plant communities

open access: yesFood and Energy Security, 2020
In Europe, and many parts of the world, the number and variety of animal species on farmland is in marked decline. There is a need to search for alternatives that are safe for the environmental and are effective in controlling weeds.
Juan Luis Aguirre   +5 more
doaj   +1 more source

Composition, Ageing and Herbicidal Properties of Wood Vinegar Obtained through Fast Biomass Pyrolysis

open access: yesEnergies, 2020
Lignocellulosic biomass pyrolysis could be an economically feasible option for forest management as it reduces the need to burn litter and helps in fire prevention thus avoiding the release of carbon dioxide and other greenhouse gases into the atmosphere.
Juan Luis Aguirre   +6 more
doaj   +1 more source

Efecto de la polinización de la fresa por Apis mellifera L. y Chrysoperla carnea S. sobre la calidad de los frutos

open access: yesNova Scientia, 2014
Se evaluó la contribución de Apis mellifera L. y Chrysoperla carnea S. como polinizadores del cultivo de la fresa, utilizando flores primarias de la variedad Festival en un experimento realizado en Irapuato, Guanajuato, México.
Iván Interiano Zapata   +5 more
doaj   +1 more source

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