Results 21 to 30 of about 2,277,393 (310)

Una metodología para el estudio de la nutrición a partir de consumos según niveles de ingreso

open access: yesCiencia y Sociedad, 1978
Este artículo presenta la metodología utilizada a partir de datos fragmentarios contenidos en la encuesta sobre presupuestos familiares realizada en 1969 por el Banco Central de la República Dominicana.
Julio A. Cross Beras, Amiro Pérez Mera
doaj   +1 more source

Mitos lingüísticos en los diarios y otros escritos de Colón

open access: yesCiencia y Sociedad, 1992
Este texto de Diogenes Cespedes abarca los mitos lingüísticos en los diarios y otros escritos de Cristóbal Colón que aparecen en el Diario de navegación.
Diogenes Céspedes
doaj   +1 more source

Conformational Isomerization Involving Conserved Proline Residues Modulates Oligomerization of the NS1 Interferon Response Inhibitor from the Syncytial Respiratory Virus [PDF]

open access: yes, 2019
Interferon response suppression by the respiratory syncytial virus relies on two unique nonstructural proteins, NS1 and NS2, that interact with cellular partners through high-order complexes.
Alonso, Leonardo Gabriel   +9 more
core   +1 more source

Metal–organic frameworks meet polymer brushes: enhanced crystalline film growth induced by macromolecular primers [PDF]

open access: yes, 2017
We used poly-(3-sulfopropylmethacrylate) brushes as macromolecular 3D primers to promote heterogeneous nucleation and growth of archetypal ZIF-8 MOF thin films.
Allegretto, Juan Alejandro   +6 more
core   +3 more sources

Hormone deprivation alters mitochondrial function and lipid profile in the hippocampus [PDF]

open access: yes, 2017
Mitochondrial dysfunction is a common hallmark in aging. In the female, reproductive senescence is characterized by loss of ovarian hormones, many of whose neuroprotective effects converge upon mitochondria.
Alvarez, Silvia   +7 more
core   +2 more sources

Pharmacological Rac1 inhibitors with selective apoptotic activity in human acute leukemic cell lines [PDF]

open access: yes, 2017
Rac1 GTPase has long been recognized as a critical regulatory protein in different cellular and molecular processes involved in cancer progression, including acute myeloid leukemia.
Cabrera, Maia Diana Eliana   +7 more
core   +2 more sources

La sociología económica : orientación teórica, aparato conceptual y aspectos metodológicos de un campo de investigación en ciencias sociales

open access: yesCiencia y Sociedad, 2009
La sociología económica constituye hoy día uno de los campos más innovadores de la sociología contemporánea. Para caracterizarla, no basta invocar el apadrinamiento de la economía y de la sociología.
Amaury Pérez
doaj   +1 more source

Draft Genome Sequence of an International Clonal Lineage 1 Acinetobacter baumannii Strain from Argentina [PDF]

open access: yes, 2014
In the last few years Acinetobacter baumannii has emerged worldwide as an important nosocomial pathogen in medical institutions. Here, we present the draft genome sequence of the international clonal lineage 1 (ICL1) A.
Centron, Daniela   +5 more
core   +1 more source

Modelo experimental con bloques aleatorios simples y análisis multivariado para el mejoramiento de procesos orgánicos en la agroindustria

open access: yesRevista Escuela de Administracion de Negocios, 2015
Rev.esc.adm.neg En Colombia, el estudio y diseño experimental enfocado en procesos agroindustriales, es limitado. Es evidente cómo se han desaprovechado las ventajas comparativas que posee el País, haciendo referencia a las características climáticas ...
Mauricio Bustamante Jamid   +1 more
doaj   +1 more source

Optimization of the diffraction efficiency in photorefractive crystals [PDF]

open access: yes, 2017
The aim of this work is to study and to optimize the diffraction efficiency in sillenite BTO crystals. A theoretical analysis, where the effects of coupling beams are significant,is carried on. In addition, non-mobile transmission gratings are considered.
Arias Hernández, Néstor Alonso   +3 more
core   +2 more sources

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