Results 21 to 30 of about 7,529,660 (225)

Colangiopancreatografía retrógrada endoscópica en un hospital regional del Instituto Mexicano del Seguro Social, 2002-2011: factores de riesgo y complicaciones

open access: yesRevista de Gastroenterología de México, 2012
Introducción: La colangiopancreatografía retrógrada endoscópica (CPRE) es un estudio útil en el abordaje de las enfermedades pancreático-biliares, con fines diagnósticos en sus inicios.
G.A. Reyes-Moctezuma   +5 more
doaj   +1 more source

COMPORTAREA NICHELULUI ÎN ANTIMONIDUL DE GALIU CA DOPANT

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii, 2019
În lucrare se analizează particularitățile proprietăților fizice ale antimonidului de galiu dopat cu nichel pentru un diapazon vast de concentrații, până la 3% atomare și temperaturi (2÷300)K. Din analiza în ansamblu a efectelor galvanomagnetice, optice
Andrian GHEORGHIŢĂ   +6 more
doaj   +1 more source

The Doctrine of Original Antigenic Sin: Separating Good From Evil

open access: yesJournal of Infectious Diseases, 2017
The term “original antigenic sin” was coined approximately 60 years ago to describe the imprinting by the initial first influenza A virus infection on the antibody response to subsequent vaccination.
A. Monto   +3 more
semanticscholar   +1 more source

Heat Shock Protein 20 (HSP20) is a novel substrate for Protein Kinase D1 (PKD1) [PDF]

open access: yes, 2015
Heat shock protein 20 (HSP20) has cardioprotective qualities, which are triggered by PKA phosphorylation. PKD1 is also a binding partner for HSP20, and this prompted us to investigate whether the chaperone was a substrate for PKD1.
Baillie, George, Sin, Yuan Yan
core   +1 more source

Cadmium, Copper, Lead, and Zinc Contents of Fish Marketed in NW Mexico

open access: yesThe Scientific World Journal, 2014
To assess if they were within the safety limits for human consumption, the Cd, Cu, Pb, and Zn contents of fish muscles, bought from separate stalls of the fish markets of nine cities of NW Mexico, were determined by atomic absorption spectrophotometry ...
Martín G. Frías-Espericueta   +6 more
doaj   +1 more source

Redes Semánticas y competencias socioemocionales en docentes

open access: yesEducare Et Comunicare, 2023
Las Redes Semánticas Naturales, como herramientas metodológicas, permiten recuperar y comprender los significados que poseen grupos determinados respecto a un objeto social dado.
Verónica Torres Valencia
doaj   +1 more source

Tácticas de guerra híbrida perpetradas por Rusia contra Ucrania desde el realismo defensivo y ofensivo

open access: yesRevista Enfoques, 2023
Este artículo expone una serie de tácticas de guerra híbrida que Rusia ejecutó entre 2014 y 2022 contra Ucrania; además pretende clasificarlas entre las teorías del realismo ofensivo y/o defensivo.
Valentina Fernanda Yáñez Cortés
doaj   +1 more source

SU(3) x SU(2) x U(1) Vacua in F-Theory

open access: yes, 2010
The Standard Model group and matter spectrum is obtained in vacua of F-theory, without resorting to an intermediate unification group. The group SU(3) x SU(2) x U(1)_Y is the commutant to SU(5)_t \times U(1)_Y structure group of a Higgs bundle in E_8 and
Choi, Kang-Sin
core   +1 more source

Uso de aplicaciones de mensajería instantánea para el monitoreo de la mortalidad del jaguar en Nayarit, México

open access: yesSociedad y Ambiente
Derivado del monitoreo socioambiental en Sierra de Vallejo, Nayarit, se identificaron grupos de WhatsApp compuestos por cazadores y ganaderos. En estos espacios se reportaban muertes de animales, entre ellos el jaguar, como represalia por depredar ...
María G. Zamudio   +2 more
doaj   +1 more source

Debauchery and Original Sin: The Currency Composition of Sovereign Debt

open access: yesJournal of the European Economic Association, 2018
We present a model that accounts for the “mystery of original sin”, and the surge in local currency borrowing by emerging economies in the recent decade.
C. Engel, Jungjae Park
semanticscholar   +1 more source

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