Results 71 to 80 of about 669,883 (246)

A infodemia da “gripezinha”: uma análise sobre desinformação e coronavírus no Brasil

open access: yesChasqui, 2020
A presente investigação tem por objetivo analisar o fluxo de desinformação no contexto da pandemia de covid-19 no Brasil. A análise é desenvolvida a partir de uma abordagem quantitativa, com recurso a análise documental.
Juliana ALCANTARA   +1 more
doaj   +1 more source

Detecção de anticorpos contra o vírus da influenza suína em rebanhos suínos. [PDF]

open access: yes, 2011
Projeto/Plano de Ação: 03.09.04.600 ...
CARON, L.   +5 more
core  

Secreted Nonstructural Protein 3 is a Pathogenic Determinant of Orbivirus

open access: yesAdvanced Science, EarlyView.
This study uncovers a conserved PIP2‐dependent secretory pathway of orbivirus NS3 that induces vascular leakage. Pharmacological disruption of PIP2‐NS3 interaction significantly reduces viral pathogenicity and provides protective efficacy in murine models, establishing PIP2‐mediated NS3 secretion as both a key virulence determinant and a promising ...
Junyong Guan   +11 more
wiley   +1 more source

Estudo caso-controle pareado avaliando a frequência dos principais agentes causadores de diarréia neonatal em suínos no Rio Grande do Sul [PDF]

open access: yes, 2011
A case-control study was carried out in litters of 1 to 7-day-old piglets to identify the main infectious agents involved with neonatal diarrhea in pigs.
Almeida, Laura L.   +7 more
core   +2 more sources

ZDHHC18‐Mediated Palmitoylation of ORF3a Promotes SARS‐CoV‐2 Pathogenesis by Antagonizing TRIM16‐Mediated Ubiquitination and Proteasomal Degradation

open access: yesAdvanced Science, EarlyView.
Palmitoylation by ZDHHC18 blocks ORF3a K27‐linked ubiquitination mediated by TRIM16, thereby preventing its proteasomal degradation and strengthening viral pathogenesis. Targeting palmitoylation through a pharmacological inhibitor (2‐BP), a competitive inhibitory peptide (OPIP), or adenovirus‐mediated knockdown of ZDHHC18 expression presents a ...
Sidi Yang   +17 more
wiley   +1 more source

Programa Nacional de Vigilância da Gripe: relatório da época 2015/2016 [PDF]

open access: yes, 2016
O vírus da gripe é uma das maiores causas de morbilidade e mortalidade em todo o mundo, afetando um elevado número de indivíduos em cada ano. Em Portugal a vigilância epidemiológica da gripe é assegurada pelo Programa Nacional de Vigilância da Gripe
Conde, Patrícia   +8 more
core  

DMS‐MaPseq and DREEM Analyses Implicate the Critical Role of RNA Structural Dynamics in Turnip Yellow Mosaic Virus Pathogenicity

open access: yesAdvanced Science, EarlyView.
RNA structural profiling of Turnip Yellow Mosaic Virus by DMS‐MaPseq and DREEM analyses uncover that viral genome‐wide RSS is highly complicated and heterogeneous, with alternative RSSs widely distributed across the genome. Notably, the viral 3’ tRNA‐like structure adopts alternative conformations in vivo.
Jiaying Zhu   +7 more
wiley   +1 more source

Recent Trends in Metabolomics by NMR Spectroscopy

open access: yesAngewandte Chemie, EarlyView.
AI tools were applied to analyze more than 5 000 publications indexed in Scopus (2018–2025), identifying key trends and research directions in NMR‐based metabolomics. The artificial intelligence‐assisted workflow classified papers into six main fields of application, human health, food and nutrition, veterinary science, plants, environment, and ...
Giorgio Di Paco   +6 more
wiley   +2 more sources

FAKE NEWS NO CENÁRIO DA PANDEMIA DE COVID-19

open access: yesCogitare Enfermagem, 2020
Objetivo: esta comunicação tem como objetivo discutir as Fake News no cenário brasileiro de COVID-19. Desenvolvimento: no período entre 29 de janeiro e 31 de março de 2020, foi realizada uma busca no banco do Ministério da Saúde brasileiro e foram ...
Mercedes Neto   +5 more
doaj   +1 more source

Are all meats substitutes? A basket‐and‐expenditure‐based approach

open access: yesAgribusiness, EarlyView.
Abstract This study examines the relationship among animal‐based meat and plant‐based meat alternatives (PBMAs) using a basket‐and‐expenditure‐based choice experiment. In particular, we examine whether animal‐based meat products are substitutes or complements with PBMAs.
Clinton L. Neill, Logan L. Britton
wiley   +1 more source

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