Results 11 to 20 of about 936,977 (378)

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

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

Immunological anti-tumour cytotoxicity in vitro

open access: green, 2021
This thesis was scanned from the print manuscript for digital preservation and is copyright the author. Researchers can access this thesis by asking their local university, institution or public library to make a request on their behalf. Monash staff and postgraduate students can use the link in the References field.
G.R. Pullen
openalex   +2 more sources

Cytotoxic immunological synapses [PDF]

open access: yesImmunological 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 ...
Dustin, M, Long, E
openaire   +3 more sources

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

Altered distribution of mucosal NK cells during HIV infection. [PDF]

open access: yes, 2012
The human gut mucosa is a major site of human immunodeficiency virus (HIV) infection and infection-associated pathogenesis. Increasing evidence shows that natural killer (NK) cells have an important role in control of HIV infection, but the mechanism(s ...
Alter, G   +13 more
core   +2 more sources

UV Photoprotection, Cytotoxicity and Immunology Capacity of Red Algae Extracts [PDF]

open access: yesMolecules, 2019
This study was designed to evaluate the potential use of algal extracts in cosmeceuticals, including factors related to biosecurity. The aqueous crude extracts of Hydropuntia cornea and Gracilariopsis longissima showed a good photoprotective capacity (Sun Protection Factor, SPF) due to, among other reasons, the presence of five types of mycosporine ...
Félix Álvarez-Gómez   +4 more
openaire   +3 more sources

An Inhibitory Role for Human CD96 Endodomain in T Cell Anti-Tumor Responses

open access: yesCells, 2023
Immune checkpoint blockade (ICB) therapy involves the inhibition of immune checkpoint regulators which reverses their limitation of T cell anti-tumor responses and results in long-lasting tumor regression. However, poor clinical response or tumor relapse
Chelsia Qiuxia Wang   +5 more
doaj   +1 more source

Cytotoxicity and genotoxicity of calcium silicate-based cements on an osteoblast lineage

open access: yesBrazilian Oral Research, 2016
Several calcium silicate-based biomaterials have been developed in recent years, in addition to Mineral Trioxide Aggregate (MTA). The aim of this study was to evaluate the cytotoxicity, genotoxicity and apoptosis/necrosis in human osteoblast cells (SAOS ...
Ana Lívia GOMES-CORNÉLIO   +7 more
doaj   +1 more source

Cytotoxicity and Antibacterial Activity of Toothpastes and Mouthwashes Available in the Iranian Market

open access: yesFrontiers in Dentistry, 2021
Objectives: Toothpastes and mouthwashes contain chemicals that may be harmful to oral tissues. This study assessed the cytotoxicity and antibacterial activity of toothpastes and compare the Iranian and foreign toothpastes and mouthwashes available in the
Zahra Shahidi   +7 more
doaj   +1 more source

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