Results 91 to 100 of about 1,943,972 (293)

Toward Dual‐Function Nanoparticle Platforms for Arboviral Diagnostics and Vaccines: Advances, Challenges, and Future Prospects

open access: yesNano Select, EarlyView.
This review explores nanoparticle (NP)‐based biosensors and nanovaccine platforms for arboviral infections, highlighting their design, performance, and translational potential. By comparing case studies across viruses, it identifies gold‐standard nanomaterials such as gold NPs (AuNPs), zinc oxide NPs (ZnONPs), molybdenum disulfide (MoS2) nanocomposites,
Peyman Halvaeikhanekahdani   +3 more
wiley   +1 more source

In vitro anti-reovirus activity of kuraridin isolated from Sophora flavescens against viral replication and hemagglutination

open access: yesJournal of Pharmacological Sciences, 2015
In this study, we evaluated the anti-reovirus activity of kuraridin isolated from the roots of Sophora flavescens. In particular, we focused on whether this property is attributable to direct inhibition of reovirus attachment and/or inhibition of viral ...
Hyung-Jun Kwon   +10 more
doaj   +1 more source

c-di-GMP modulates type IV MSHA pilus retraction and surface attachment in Vibrio cholerae. [PDF]

open access: yes, 2020
Biofilm formation by Vibrio cholerae facilitates environmental persistence, and hyperinfectivity within the host. Biofilm formation is regulated by 3',5'-cyclic diguanylate (c-di-GMP) and requires production of the type IV mannose-sensitive hemagglutinin
Biais, Nicolas   +20 more
core   +2 more sources

Improved Hemagglutination Inhibition Assay for Mammary Tumor Virus Antigen [PDF]

open access: yesApplied Microbiology, 1973
It is our experience that the use of sheep red blood cells pretreated with formaldehyde and pyruvaldehyde before sensitizing with viral antigen yields results that are comparable to that obtained by using the tannic acid method. The double aldehyde method provides the added advantage of being useful for assaying the viral antigen content in substances ...
R W, Gillette, D, Junker
openaire   +2 more sources

Prevalence of Eight Viruses in Captive Amur Tigers (Panthera tigris altaica) From Harbin, China 中国哈尔滨市圈养东北虎8种病毒的流行

open access: yesWildlife Letters, EarlyView.
The Amur tiger, an endangered flagship species mainly found in the Russia Far East and Northeastern China, holds immense biological importance, and has been listed under the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES).
Wei Xie   +15 more
wiley   +1 more source

Localization of an endogenous lectin in chicken liver, intestine, and pancreas. [PDF]

open access: yes, 1979
Extracts of adult chicken liver, pancreas, and intestine contain high levels of a lectin which appears to be identical to one previously purified from embryonic chick muscle.
Barondes, SH, Beyer, EC, Tokuyasu, KT
core  

Evaluation of Immunogenicity of Seasonal Influenza Split HA Vaccines Involved With Changes of Vaccine Strains Using Mouse and Human Sera

open access: yesMicrobiology and Immunology, EarlyView.
ABSTRACT Seasonal influenza is prevalent every winter, and influenza vaccines are used to safeguard public health. As the influenza vaccines are produced in embryonated hen eggs using vaccine viruses recommended by the World Health Organization each year based on the epidemic situation, it is important, from the perspective of public health, to ...
Kayoko Sato   +12 more
wiley   +1 more source

Detection of virulence genes among Staphylococcus saprophyticus isolated from women with urinary tract infections: first report from Iran

open access: yesBMC Research Notes, 2023
Objective The purpose of the present study was to investigate the biofilm production, and the presence of virulence genes and biochemical characteristics among the S. saprophyticus clinical isolates. A total of 35 clinical isolates of S.
Maryam Rafiee, Ezzat Allah Ghaemi
doaj   +1 more source

A Novel Sequence-Based Antigenic Distance Measure for H1N1, with Application to Vaccine Effectiveness and the Selection of Vaccine Strains [PDF]

open access: yes, 2011
H1N1 influenza causes substantial seasonal illness and was the subtype of the 2009 influenza pandemic. Precise measures of antigenic distance between the vaccine and circulating virus strains help researchers design influenza vaccines with high vaccine ...
Brown   +16 more
core   +3 more sources

OmpA_C‐Like Domain of PorE Is Essential for PorE Function in the Type IX Secretion System (T9SS) of Porphyromonas gingivalis and Some T9SS Cargo Proteins Are Secreted in a PorE‐Independent Manner

open access: yesMicrobiology and Immunology, EarlyView.
ABSTRACT The periodontal pathogen Porphyromonas gingivalis secretes gingipains, highly hydrolytic proteases, to the cell surface or external environment via a type IX secretion system (T9SS). PorE is one of the T9SS component proteins essential for gingipain secretion. It consists of four domains: TPR, WD40, CRD, and OmpA_C‐like.
Takashi Tominaga   +9 more
wiley   +1 more source

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