Results 11 to 20 of about 55,236 (336)

Cytotoxic immunological synapses [PDF]

open access: greenImmunological Reviews, 2010
Summary:  One of the most fundamental activities of the adaptive immune system is to kill infected cells and tumor cells. Two distinct pathways mediate this process, both of which are facilitated by a cytotoxic immunological synapse. While traditionally thought of as innate immune cells, natural killer (NK) cells are now appreciated to have the ...
Michael L. Dustin, Eric O. Long
openalex   +5 more sources

Cx43-Gap Junctions Accumulate at the Cytotoxic Immunological Synapse Enabling Cytotoxic T Lymphocyte Melanoma Cell Killing [PDF]

open access: goldInternational Journal of Molecular Sciences, 2019
Upon tumor antigen recognition, cytotoxic T lymphocytes (CTLs) and target cells form specialized supramolecular structures, called cytotoxic immunological synapses, which are required for polarized delivery of cytotoxic granules. In previous reports, we described the accumulation of connexin 43 (Cx43)-formed gap junctions (GJs) at natural killer (NK ...
Francisca Hofmann   +6 more
openalex   +4 more sources

Function-specific variations in the immunological synapses formed by cytotoxic T cells [PDF]

open access: bronzeProceedings of the National Academy of Sciences, 2003
CD8+ cytotoxic T lymphocytes (CTLs) provide defense against intracellular pathogens and tumors by recognizing and subsequently destroying infected or transformed cells. Recognition is achieved by T cell receptors (TCRs) on the CTL binding to non-self-peptide fragments presented in the cleft of class I MHC molecules (peptide–MHC complexes) on the ...
Darrell J. Irvine
openalex   +4 more sources

Genetic, immunological, and cytotoxic comparisons of Legionella proteolytic activities [PDF]

open access: bronzeInfection and Immunity, 1989
Several strains of Legionella pneumophila and other species of Legionella with proteolytic activities were compared by assays, including Southern hybridizations and Western immunoblots, to determine their proteolytic, hemolytic, and cytotoxic activities. Only proteases from strains of L.
F D Quinn, M G Keen, Lucy S. Tompkins
openalex   +3 more sources

Epitope-level analysis of cross-reactive human HLA antibodies against genetically modified swine leukocyte antigens in xenotransplantation [PDF]

open access: yesFrontiers in Immunology
IntroductionXenotransplantation using genetically modified pigs is a promising solution to organ shortages, particularly for highly sensitized patients with broad anti-HLA sensitization who lack compatible allografts.
Sang-Ik Cho   +8 more
doaj   +2 more sources

Anti-inflammatory effect of amalgam on periapical lesion cells in culture [PDF]

open access: yesVojnosanitetski Pregled, 2021
Background/Aim. Amalgam has been used for years in dentistry, but the controversy on its adverse effects, both on local oral/dental tissues and systemic health, still exists.
Eraković Mile   +6 more
doaj   +1 more source

Increased Natural Killer Cell Activation in HIV-Infected Immunologic Non-Responders Correlates with CD4+ T Cell Recovery after Antiretroviral Therapy and Viral Suppression. [PDF]

open access: yesPLoS ONE, 2017
The role of natural killer (NK) cell function in HIV disease especially in the setting of long-term antiretroviral therapy (ART) and viral suppression is not fully understood.
Zhenwu Luo   +9 more
doaj   +1 more source

Phasing out the pre-transplant cytotoxicity crossmatch: Are we missing something?

open access: yesBrazilian Journal of Nephrology, 2021
Introduction: The anti-human globulin-enhanced complement-dependent cytotoxicity crossmatch (AHG-CDCXM) assay has been used to assess the presence of donor-specific antibodies (DSA) in recipient’s serum before kidney transplantation. The flow cytometric
Jamile Abud   +6 more
doaj   +2 more sources

Immunologic difference between hypersensitivity to mosquito bite and hemophagocytic lymphohistiocytosis associated with Epstein-Barr virus infection. [PDF]

open access: yesPLoS ONE, 2013
Hemophagocytic lymphohistiocytosis (HLH) is a life-threatening, virus-triggered immune disease. Hypersensitivity to mosquito bite (HMB), a presentation of Chronic Active Epstein-Barr Virus infection (CAEBV), may progress to HLH.
Wen-I Lee   +11 more
doaj   +1 more source

Acquired Natural Killer Cell Dysfunction in the Tumor Microenvironment of Classic Hodgkin Lymphoma

open access: yesFrontiers in Immunology, 2018
An understanding of interactions within the tumor microenvironment (TME) of classic Hodgkin lymphoma (cHL) has helped pave the way to novel immunotherapies that have enabled dormant and tumor-tolerant immune cells to be reactivated. The immunosuppressive
Jodi Chiu   +2 more
doaj   +1 more source

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