Results 1 to 10 of about 144,188 (192)

Conversión de prueba cutánea de derivado proteico purificado durante el tratamiento con anti-TNF-α

open access: yesRevista Argentina de Reumatología, 2021
Introducción: los anti-TNF-α se asocian con mayor riesgo de desarrollar tuberculosis (TB). La prueba del derivado proteico purificado (purified protein derivative, PPD) se emplea para diagnosticar infección de tuberculosis latente (ITL).
Brian Marcelo Abdala   +15 more
doaj   +1 more source

Efficacy and Safety of Ivermectin and Hydroxychloroquine in Patients with Severe COVID-19: A Randomized Controlled Trial

open access: yesInfectious Disease Reports, 2022
During the first year of the COVID-19 pandemic, unauthorized drugs were widely used. Ivermectin and hydroxychloroquine are drugs that inhibit viral replication in vitro and that have been used in several medical centers.
Jose Lenin Beltran Gonzalez   +12 more
doaj   +1 more source

Valvoplastia mitral percutânea por balão: evolução a longo prazo e análise dos fatores de risco para óbito e eventos maiores [PDF]

open access: yesArquivos Brasileiros de Cardiologia, 2005
OBJETIVO: Identificar os fatores, que predizem óbito e eventos combinados de óbito, nova valvoplastia mitral por balão ou cirurgia valvar mitral a longo prazo, nos pacientes submetidos à valvoplastia mitral percutânea por balão.
Ivana Picone Borges   +8 more
doaj   +3 more sources

Co-Expression of Wild-Type P2X7R with Gln460Arg Variant Alters Receptor Function [PDF]

open access: yes, 2016
The P2X7 receptor is a member of the P2X family of ligand-gated ion channels. A single-nucleotide polymorphism leading to a glutamine (Gln) by arginine (Arg) substitution at codon 460 of the purinergic P2X7 receptor (P2X7R) has been associated with mood ...
Acuña, Matias   +15 more
core   +9 more sources

Leaf 13C and 15N composition shedding light on easing drought stress through partial K substitution by Na in eucalyptus species

open access: yesScientific Reports, 2021
This work aimed to investigate the partial K-replacement by Na supply to alleviate drought-induced stress in Eucalyptus species. Plant growth, leaf gas exchange parameters, water relations, oxidative stress (H2O2 and MDA content), chlorophyll ...
Nikolas Souza Mateus   +9 more
doaj   +1 more source

Structural Insights into the HWE Histidine Kinase Family: The Brucella Blue Light-Activated Histidine Kinase Domain [PDF]

open access: yes, 2016
In response to light, as part of a two-component system, the Brucella blue light-activated histidine kinase (LOV-HK) increases its autophosphorylation, modulating the virulence of this microorganism.
Arrar, Mehrnoosh   +9 more
core   +1 more source

A genetic toolkit for the analysis of metabolic changes in Drosophila provides new insights into metabolic responses to stress and malignant transformation [PDF]

open access: yes, 2019
Regulation of the energetic metabolism occurs fundamentally at the cellular level, so analytical strategies must aim to attain single cell resolution to fully embrace its inherent complexity.
Behrensen, C.   +3 more
core   +1 more source

A Novel Genetic Screen Identifies Modifiers of Age-Dependent Amyloid β Toxicity in the Drosophila Brain [PDF]

open access: yes, 2017
The accumulation of amyloid β peptide (Aβ) in the brain of Alzheimer's disease (AD) patients begins many years before clinical onset. Such process has been proposed to be pathogenic through the toxicity of Aβ soluble oligomers leading to synaptic ...
Belfiori Carrasco, Lautaro Francisco   +5 more
core   +1 more source

The Endoplasmic Reticulum Glucosyltransferase Recognizes Nearly Native Glycoprotein Folding Intermediates [PDF]

open access: yes, 2004
The UDP-Glc:glycoprotein glucosyltransferase (GT), a key player in the endoplasmic reticulum (ER) quality control of glycoprotein folding, only glucosylates glycoproteins displaying non-native conformations.
Caramelo, Julio Javier   +3 more
core   +1 more source

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