Source: Scientific reports [Sci Rep] 2019 Dec 02; Vol. 9 (1), pp. 18051. Date of Electronic Publication: 2019 Dec 02.Publisher: Nature Publishing Group Country of Publication: England NLM ID: 101563288 Publication Model: Electronic Cited Medium: Internet ISSN:

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Streptococcal superantigen-induced expansion of human tonsil T cells leads to altered T follicular helper cell phenotype, B cell death and reduced immunoglobulin release.

Authors : Davies FJ; Department of Medicine, Imperial College London, London, UK.; Olme C

Subjects: Bacterial Proteins/Bacterial Proteins/Bacterial Proteins/*immunology ; Exotoxins/Exotoxins/Exotoxins/*immunology ; Membrane Proteins/Membrane Proteins/Membrane Proteins/*immunology

Source: Clinical and experimental immunology [Clin Exp Immunol] 2019 Jul; Vol. 197 (1), pp. 83-94. Date of Electronic Publication: 2019 Mar 13.Publisher: Oxford University Press Country of Publication: England NLM ID: 0057202 Publication Model: Print-Electronic Cited Medium: Internet ISSN:

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Superantigen SpeA attenuates the biofilm forming capacity of Streptococcus pyogenes.

Authors : Babbar A; Microbial Interactions and Processes Research group, Helmholtz Centre for Infection Research, 38124, Braunschweig, Germany. .; Barrantes I

Subjects: Bacterial Proteins*/Bacterial Proteins*/Bacterial Proteins*/pharmacology ; Bacterial Proteins*/Bacterial Proteins*/Bacterial Proteins*/physiology ; Exotoxins*/Exotoxins*/Exotoxins*/pharmacology

Source: Journal of microbiology (Seoul, Korea) [J Microbiol] 2019 Jul; Vol. 57 (7), pp. 626-636. Date of Electronic Publication: 2019 Jun 27.Publisher: Microbiological Society Of Korea Country of Publication: Korea (South) NLM ID: 9703165 Publication Model: Print-Electronic Cited Medium:

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MAIT cells launch a rapid, robust and distinct hyperinflammatory response to bacterial superantigens and quickly acquire an anergic phenotype that impedes their cognate antimicrobial function: Defining a novel mechanism of superantigen-induced immunopathology and immunosuppression.

Authors : Shaler CR; Department of Microbiology and Immunology, Western University, London, Ontario, Canada.; Choi J

Subjects: Clonal Anergy*/Clonal Anergy*/Clonal Anergy*/drug effects ; Models, Immunological*; Antigens, Bacterial/Antigens, Bacterial/Antigens, Bacterial/*toxicity

Source: PLoS biology [PLoS Biol] 2017 Jun 20; Vol. 15 (6), pp. e2001930. Date of Electronic Publication: 2017 Jun 20 (Print Publication: 2017).Publisher: Public Library of Science Country of Publication: United States NLM ID: 101183755 Publication Model: eCollection Cited Medium: Internet

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Similar superantigen gene profiles and superantigen activity in norwegian isolates of invasive and non-invasive group a streptococci.

Authors : Michaelsen TE; Department of Bacteriology and Immunology, Division of Infectious Disease Control, Norwegian Institute of Public Health, Oslo, Norway. ; Andreasson IK

Subjects: Antigens, Bacterial/Antigens, Bacterial/Antigens, Bacterial/*metabolism ; Bacterial Outer Membrane Proteins/Bacterial Outer Membrane Proteins/Bacterial Outer Membrane Proteins/*metabolism ; Carrier Proteins/Carrier Proteins/Carrier Proteins/*metabolism

Source: Scandinavian journal of immunology [Scand J Immunol] 2011 Nov; Vol. 74 (5), pp. 423-9.Publisher: Blackwell Scientific Publications Country of Publication: England NLM ID: 0323767 Publication Model: Print Cited Medium: Internet ISSN:

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The bacterial superantigen and superantigen-like proteins.

Authors : Fraser JD; The Maurice Wilkins Centre for Molecular Biodiscovery & School of Medical Sciences, University of Auckland, Private Bag, Auckland, New Zealand. ; Proft T

Subjects: Receptors, Antigen, T-Cell/Receptors, Antigen, T-Cell/Receptors, Antigen, T-Cell/*immunology ; Shock, Septic/Shock, Septic/Shock, Septic/*immunology ; Staphylococcus aureus/Staphylococcus aureus/Staphylococcus aureus/*immunology

Source: Immunological reviews [Immunol Rev] 2008 Oct; Vol. 225, pp. 226-43.Publisher: Blackwell Country of Publication: England NLM ID: 7702118 Publication Model: Print Cited Medium: Internet ISSN: 1600-065X (Electronic)

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Group A streptococci clones associated with invasive infections and pharyngitis in Portugal present differences in emm types, superantigen gene content and antimicrobial resistance.

Authors : Friães A; Pinto FR ...

Subjects: Streptococcal Infections/Streptococcal Infections/Streptococcal Infections/*epidemiology ; Streptococcal Infections/Streptococcal Infections/Streptococcal Infections/*microbiology ; Streptococcus pyogenes/Streptococcus pyogenes/Streptococcus pyogenes/*classification

Source: BMC microbiology [BMC Microbiol] 2012 Nov 27; Vol. 12, pp. 280. Date of Electronic Publication: 2012 Nov 27.Publisher: BioMed Central Country of Publication: England NLM ID: 100966981 Publication Model: Electronic Cited Medium: Internet ISSN: 1471-2180

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Superantigen gene profile diversity among clinical group A streptococcal isolates.

Authors : Maripuu L; Biomedical Laboratory Science, Department of Clinical Microbiology, Umeå University, Umeå, Sweden. ; Eriksson A

Subjects: DNA Fingerprinting* ; Genetic Variation*; Antigens, Bacterial/Antigens, Bacterial/Antigens, Bacterial/*genetics

Source: FEMS immunology and medical microbiology [FEMS Immunol Med Microbiol] 2008 Nov; Vol. 54 (2), pp. 236-44. Date of Electronic Publication: 2008 Aug 27.Publisher: Blackwell Pub Country of Publication: England NLM ID: 9315554 Publication Model: Print-Electronic Cited Medium: Print ISSN: 0928-8244

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Cloning, expression and interaction of human T-cell receptors with the bacterial superantigen SSA.

Authors : De Marzí MC; Cátedra de Inmunología and Instituto de Estudios de la Inmunidad Humoral (IDEHU), CONICET, Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, Argentina.; Fernández MM

Subjects: Receptors, Antigen, T-Cell, alpha-beta/Receptors, Antigen, T-Cell, alpha-beta/Receptors, Antigen, T-Cell, alpha-beta/*genetics ; Receptors, Antigen, T-Cell, alpha-beta/Receptors, Antigen, T-Cell, alpha-beta/Receptors, Antigen, T-Cell, alpha-beta/*metabolism ; Streptococcus pyogenes/Streptococcus pyogenes/Streptococcus pyogenes/*immunology

Source: European journal of biochemistry [Eur J Biochem] 2004 Oct; Vol. 271 (20), pp. 4075-83.Publisher: Blackwell Science Ltd. on behalf of the Federation of European Biochemical Societies Country of Publication: England NLM ID: 0107600 Publication Model:

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Structural basis for HLA-DQ binding by the streptococcal superantigen SSA.

Authors : Sundberg E; Department of Biochemistry, Molecular Biology and Cell Biology, Northwestern University, Evanston, Illinois 60208, USA.; Jardetzky TS

Subjects: Antigens, Bacterial/Antigens, Bacterial/Antigens, Bacterial/*immunology ; HLA-DQ Antigens/HLA-DQ Antigens/HLA-DQ Antigens/*immunology ; Streptococcus pyogenes/Streptococcus pyogenes/Streptococcus pyogenes/*immunology

Source: Nature structural biology [Nat Struct Biol] 1999 Feb; Vol. 6 (2), pp. 123-9.Publisher: Nature Pub. Co Country of Publication: United States NLM ID: 9421566 Publication Model: Print Cited Medium: Print ISSN: 1072-8368

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نتائج البحث

فلترة النتائج

Changes in emm types and superantigen gene content of Streptococcus pyogenes causing invasive infections in Portugal.

Streptococcal superantigen-induced expansion of human tonsil T cells leads to altered T follicular helper cell phenotype, B cell death and reduced immunoglobulin release.

Superantigen SpeA attenuates the biofilm forming capacity of Streptococcus pyogenes.

MAIT cells launch a rapid, robust and distinct hyperinflammatory response to bacterial superantigens and quickly acquire an anergic phenotype that impedes their cognate antimicrobial function: Defining a novel mechanism of superantigen-induced immunopathology and immunosuppression.

Similar superantigen gene profiles and superantigen activity in norwegian isolates of invasive and non-invasive group a streptococci.

The bacterial superantigen and superantigen-like proteins.

Group A streptococci clones associated with invasive infections and pharyngitis in Portugal present differences in emm types, superantigen gene content and antimicrobial resistance.

Superantigen gene profile diversity among clinical group A streptococcal isolates.

Cloning, expression and interaction of human T-cell receptors with the bacterial superantigen SSA.

Structural basis for HLA-DQ binding by the streptococcal superantigen SSA.

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