Results 11 to 20 of about 527,152 (301)

Influence of the Protective Antigen, Produced by Bacillus anthracis Asporogenic Recombinant Strain, on the Immune System of Laboratory Animals

open access: yesПроблемы особо опасных инфекций, 2012
Assessment of immunogenicity and biological safety of protective antigen preparation obtained from asporogenic recombinant producer, B. anthracis 55ΔTPA-1(Spo-), is made on the mice (BALB/c species) and Guiney pigs models.
P. Yu. Popova   +9 more
doaj   +3 more sources

Research on Detection of Ultra-Low Concentration Anthrax Protective Antigen Using Graphene Field-Effect Transistor Biosensor. [PDF]

open access: yesSensors (Basel), 2023
Background: Protective antigen (PA) is an important biomarker for the early diagnosis of anthrax, and the accurate detection of protective antigen under extremely low concentration conditions has always been a hot topic in the biomedical field.
Liang T, Chen J, Yan R, Jiang H, Li H.
europepmc   +2 more sources

IgG-Engineered Protective Antigen for Cytosolic Delivery of Proteins into Cancer Cells. [PDF]

open access: yesACS Cent Sci, 2021
© 2020 American Chemical Society. All rights reserved. Therapeutic immunotoxins composed of antibodies and bacterial toxins provide potent activity against malignant cells, but joining them with a defined covalent bond while maintaining the desired ...
Lu Z   +6 more
europepmc   +2 more sources

Anthrax protective antigen is a calcium-dependent serine protease. [PDF]

open access: yesVirulence, 2018
Bacillus anthracis secretes a three component exotoxin-complex, which contributes to anthrax pathogenesis. Formation of this complex starts with the binding of protective antigen (PA) to its cellular receptor.
Storm L   +7 more
europepmc   +3 more sources

Immunotropic and Immunogenic Properties of Nonspecific Yersinia Porins

open access: yesВестник войск РХБ защиты, 2023
The purpose of the study is to summarize our own data and literature data on the significance of poreforming proteins of the outer membrane of Yersinia as factors of their pathogenicity and as diagnostic and protective antigens, and their role in ...
O. D. Novikova   +3 more
doaj   +1 more source

New protective antigen of group A streptococci [PDF]

open access: yesJournal of Clinical Investigation, 1999
It is widely believed that the surface M protein of group A streptococci is the predominant surface protein of these organisms containing opsonic epitopes. In the present study, we identified a new surface protein, distinct from M protein, that evokes protective antibodies.
J B, Dale   +4 more
openaire   +2 more sources

Designed Azolopyridinium Salts Block Protective Antigen Pores In Vitro and Protect Cells from Anthrax Toxin [PDF]

open access: yes, 2013
Background:Several intracellular acting bacterial protein toxins of the AB-type, which are known to enter cells by endocytosis, are shown to produce channels.
Barth, Holger   +24 more
core   +1 more source

Current understanding of Bacillus anthracis toxin molecules organization and approaches for blocking their cytotoxic action

open access: yesИнфекция и иммунитет, 2020
Here, we review the data on mechanisms inhibiting cytotoxic effect of anthrax toxin on the immune system cells. Various disease forms, immunopathogenesis and contemporary methods for anthrax treatment are discussed.
V. V. Firstova   +2 more
doaj   +1 more source

Antigens of Bordetella pertussis.III. The Protective Antigen

open access: yesExperimental Biology and Medicine, 1963
SummaryA method of preparing extracts from Bordetella pertussis with high protective and histamine sensitizing activity is described. From these extracts, starch block electrophoresis yielded active purified fractions which not only protected mice against intracerebral challenge with living B. pertussis cells but also sensitized mice to histamine. From
J, MUNOZ, B M, HESTEKIN
openaire   +2 more sources

Trimethyl Chitosan Nanoparticles Encapsulated Protective Antigen Protects the Mice Against Anthrax

open access: yesFrontiers in Immunology, 2018
Anthrax is an era old deadly disease against which there are only two currently available licensed vaccines named anthrax vaccine adsorbed and precipitated (AVP).
Anshu Malik   +4 more
doaj   +1 more source

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