Results 111 to 120 of about 18,507 (245)

Screening of Feral Pigeons (Columba livia) for Pathogens of Veterinary and Medical Importance

open access: yesBrazilian Journal of Poultry Science
Pathogens of veterinary and medical importance were investigated in 240 feral pigeons (Columba livia) captured in warehouses in São Paulo State, Brazil for one year.
VL Ferreira, RA Dias, TF Raso
doaj   +1 more source

Porphyromonas gingivalis Suppresses Interferon‐Gamma Signaling in Macrophages Through a Contact‐Dependent, Gingipain‐Mediated Mechanism

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
This study reveals that Porphyromonas gingivalis suppresses IFN‐γ signaling by downregulating STAT1 in macrophages. Gingipain protease activity and the Type IX Secretion System are essential for this immune evasion mechanism. These findings identify a novel bacterial strategy for host immune suppression and suggest new therapeutic targets for P ...
Shotaro Abe   +4 more
wiley   +1 more source

Arbovírus Ilheus em aves silvestres (Sporophila caerulescens e Molothrus bonariensis) Ilheus arbovirus in wild birds (Sporophila caerulescens and Molothrus bonariensis)

open access: yesRevista de Saúde Pública, 2001
OBJETIVO: Relatar o isolamento do vírus Ilheus no Estado de São Paulo e avaliar o seu impacto para a saúde pública. MÉTODOS: O isolamento de vírus foi realizado em camundongos albinos Swiss, a partir de sangue de aves silvestres, capturadas com redes de ...
Luiz Eloy Pereira   +4 more
doaj   +1 more source

In vitro markers for virulence in Yersinia ruckeri [PDF]

open access: yes, 2010
In this study, different traits that have been associated with bacterial virulence were studied in Yersinia ruckeri. Two isolates that had been shown to cause disease and mortality in experimentally infected rainbow trout were compared with five ...
Chiers, Koen   +5 more
core   +2 more sources

Accessing intractable, phosphorylated intrinsically disordered proteins via a protease‐cleavable inclusion body tag

open access: yesProtein Science, Volume 35, Issue 4, April 2026.
Abstract Phosphorylated intrinsically disordered proteins (IDPs), such as Bcl2‐associated agonist of cell death (BAD) and Tau, play critical roles in apoptosis and neurodegeneration, yet their instability during recombinant expression due to degradation, aggregation, and dephosphorylation, has limited structural and mechanistic studies.
Cat Hoang Vesely   +6 more
wiley   +1 more source

Study of the murine viruses present in 'germfree' mice Final report, 1 Sep. 1968 - 30 Jun. 1970 [PDF]

open access: yes
Murine viruses in germfree mice selected for extraterrestrial life testing of Apollo lunar ...
Parker, J. C.
core   +1 more source

Meeting Report: Fourth Correlates of Protection for Next Generation Influenza Vaccines

open access: yesInfluenza and Other Respiratory Viruses, Volume 20, Issue 4, April 2026.
ABSTRACT Background This report summarizes the discussions and conclusions from the fourth “Correlates of Protection for Next Generation Influenza Vaccines” meeting, which took place in Vienna, Austria, from October 15, 2025, to October 17, 2025. Conclusion Discussions on influenza virus correlates of protection built on prior meetings, with particular
Alina Tscherne   +3 more
wiley   +1 more source

A randomized clinical trial of an inactivated avian influenza A (H7N7) vaccine.

open access: yesPLoS ONE, 2012
BackgroundConcern for a pandemic caused by a newly emerged avian influenza A virus has led to clinical trials with candidate vaccines as preparation for such an event.
Robert B Couch   +3 more
doaj   +1 more source

Oropouche virus: clinical, epidemiological, and molecular aspects of a neglected orthobunyavirus. [PDF]

open access: yes, 2017
Oropouche virus (OROV) is an important cause of arboviral illness in Latin American countries, more specifically in the Amazon region of Brazil, Venezuela and Peru, as well as in other countries such as Panama.
Acrani, Gustavo Olszanski   +6 more
core   +1 more source

Postinfection Pig and Ferret Antisera Show Similar Antigenic Profiles for Human Influenza A(H1N1pdm09) Viruses

open access: yesInfluenza and Other Respiratory Viruses, Volume 20, Issue 4, April 2026.
ABSTRACT Background Monitoring antigenic drift in human influenza A viruses is essential for vaccine strain selection and ensuring protection against circulating strains. Antigenic drift is traditionally assessed using ferret antisera, which provide monospecific responses and human vaccinee sera, which reflect exposure to multiple antigens.
Ruth Harvey   +13 more
wiley   +1 more source

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