Results 1 to 10 of about 10,937 (267)

La deconstrucción y las ciencias… ¿de la vida?

Daimon, 2010
Contra el prejuicio que ve en la deconstrucción a una «enemiga» de las ciencias, este texto pretende exponer cómo la obra de Derrida tuvo siempre presente el conocimiento científico, y más aún, en qué sentido constituye una poderosa perspectiva para su «crítica y rectificación», eminentemente en el ámbito de las ciencias de la vida.
Natalio Morote Serrano
openaire   +2 more sources

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

Biology, 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, Rodrigo Zuloaga, Macarena Bastias-Molina, Claudio Meneses, Juan Manuel Estrada, Alfredo Molina, Juan Antonio Valdés   +6 more
doaj   +1 more source

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

Diagnostics, 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, Marco Anaya-Romero, Janni Gómez-Montoya, Moisés Árquez, Henry J. González-Torres, Elkin Navarro-Quiroz, Leonardo Pacheco-Londoño, Lisandro Pacheco-Lugo, Antonio J. Acosta-Hoyos   +8 more
doaj   +1 more source

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

Biological 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, D. Lorca, A. Cofre, C. E. Cabezas, G. I. Krüger, C. Pardo-Esté, M. S. Baquedano, C. R. Salinas, M. Espinoza, J. Castro-Severyn, F. Remonsellez, A. A. Hidalgo, E. H. Morales, C. P. Saavedra   +13 more
doaj   +1 more source

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

Microorganisms, 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, Lillian G. Acuña, M. José Barros, Paula Núñez, Fernanda Montt, Fernando Gil, Juan A. Fuentes, Iván L. Calderón   +7 more
doaj   +1 more source

Herbicidal effects of wood vinegar on nitrophilous plant communities

Food 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, Juan Baena, María Teresa Martín, Sergio González, José Luis Manjón, Manuel Peinado   +5 more
doaj   +1 more source

Negative Consequences on the Growth, Morphometry, and Community Structure of the Kelp Macrocystis pyrifera (Phaeophyceae, Ochrophyta) by a Short Pollution Pulse of Heavy Metals and PAHs

Toxics, 2021
The study of pollution effects in the marine environment has become important in recent decades, and the exposure to simultaneous pollutants has become especially relevant.
Roddy Jara-Yáñez, Andrés Meynard, Gladys Acosta, Nicolás Latorre-Padilla, Carolina Oyarzo-Miranda, Francisco Castañeda, Florentina Piña, Jorge Rivas, Cristian Bulboa, Loretto Contreras-Porcia   +9 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

Nova 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, Carlos Manuel Bucio Villalobos, Manuel D. Salas Araiza, Eduardo Salazar Solís, Oscar A. Martínez Jaime, Robert Wallace Jones   +5 more
doaj   +1 more source

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

Energies, 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, Juan Baena, María Teresa Martín, Leonor Nozal, Sergio González, José Luis Manjón, Manuel Peinado   +6 more
doaj   +1 more source

Effects of crowding on the three main proteolytic mechanisms of skeletal muscle in rainbow trout (Oncorhynchus mykiss)

BMC Veterinary Research, 2020
Background Skeletal muscle is one of the tissues most affected by stress conditions. The protein degradation in this tissue is vital for the supply of energy mediated by different proteolytic pathways such as the ubiquitin-proteasome (UPS), autophagy ...
Cristián A. Valenzuela, Claudia Ponce, Rodrigo Zuloaga, Pamela González, Ruben Avendaño-Herrera, Juan A. Valdés, Alfredo Molina   +6 more
doaj   +1 more source