Results 21 to 30 of about 411,131 (265)

Prognostic values of tissue-resident CD8+T cells in human hepatocellular carcinoma and intrahepatic cholangiocarcinoma

open access: yesWorld Journal of Surgical Oncology, 2023
Background Tissue-resident CD8+T cells (CD103+CD8+T cells) are the essential effector cell population of anti-tumor immune response in tissue regional immunity. And we have reported that IL-33 can promote the proliferation and effector function of tissue-
Lujun Chen   +11 more
doaj   +1 more source

Mitochondria dysfunction in CD8+ T cells as an important contributing factor for cancer development and a potential target for cancer treatment: a review

open access: yesJournal of Experimental & Clinical Cancer Research, 2022
CD8+ T cells play a central role in anti-tumor immunity. Naïve CD8+ T cells are active upon tumor antigen stimulation, and then differentiate into functional cells and migrate towards the tumor sites.
Lu Zhang   +13 more
doaj   +1 more source

Cytomegalovirus Colitis in Primary Hypogammaglobulinemia With Normal CD4+ T Cells: Deficiency of CMV-Specific CD8+ T Cells

open access: yesFrontiers in Immunology, 2019
CMV colitis has been reported in immunocompromized patients with severe deficiency of CD4+ T cells and T cell functions. In this study we present an extensive immunological analysis in a patient with primary hypogammaglobulinemia and CMV colitis who had ...
Sudhanshu Agrawal   +2 more
doaj   +1 more source

CD4 T cell help prevents CD8 T cell exhaustion and promotes control of Mycobacterium tuberculosis infection

open access: yesCell Reports, 2021
Summary: CD4 T cells are essential for immunity to tuberculosis because they produce cytokines, including interferon-γ. Whether CD4 T cells act as “helper” cells to promote optimal CD8 T cell responses during Mycobacterium tuberculosis is unknown.
Yu-Jung Lu   +5 more
doaj   +1 more source

CD80 Expressed by CD8+ T Cells Contributes to PD-L1-Induced Apoptosis of Activated CD8+ T Cells

open access: yesJournal of Immunology Research, 2017
Tumor cells are capable of limiting antitumor CD8+ T cell responses through their cell surface expression of PD-L1. In addition to PD-1 expressed by CD8+ T cells, PD-L1 also binds to CD80 expressed by CD8+ T cells.
Meagan R. Rollins   +1 more
doaj   +1 more source

Inflaming the CD8+ T Cell Response [PDF]

open access: yesImmunity, 2006
Although inflammatory cytokines induced by infection or vaccination with adjuvants have long been known to stimulate optimal antigen-presenting cell function, recent evidence indicates that some inflammatory cytokines also act directly on the responding T cells to control their response to infection.
Haring, Jodie S.   +2 more
openaire   +2 more sources

Interleukin-7 regulates CD127 expression and promotes CD8+ T cell activity in patients with primary cutaneous melanoma

open access: yesBMC Immunology, 2022
Background Interleukin (IL)-7 signaling through CD127 is impaired in lymphocytes in cancers and chronic infections, resulting in CD8+ T cell exhaustion. The mechanisms underlying CD8+ T cell responses to IL-7 in melanoma remain not completely elucidated.
Hongxia He   +5 more
doaj   +1 more source

Defining Memory CD8 T Cell [PDF]

open access: yesFrontiers in Immunology, 2018
CD8 T cells comprising the memory pool display considerable heterogeneity, with individual cells differing in phenotype and function. This review will focus on our current understanding of heterogeneity within the antigen-specific memory CD8 T cell compartment and classifications of memory CD8 T cell subsets with defined and discrete functionalities ...
Matthew D. Martin   +3 more
openaire   +3 more sources

Sepsis-induced changes in differentiation, maintenance, and function of memory CD8 T cell subsets

open access: yesFrontiers in Immunology, 2023
Formation of long-lasting memory lymphocytes is one of the foundational characteristics of adaptive immunity and the basis of many vaccination strategies.
Mohammad Heidarian   +4 more
doaj   +1 more source

Diversity in CD8+ T cell differentiation [PDF]

open access: yesCurrent Opinion in Immunology, 2009
CD8(+) T cells are key effector cells of the adaptive immune system, however their activity must be tightly regulated to allow pathogen clearance whilst preventing immunopathology and autoimmunity. In this review, we summarise the diversity of responses that CD8(+) T cells make to antigenic stimulation with a focus on how CD8(+) T cell responses are ...
Parish, Ian, Kaech, Susan
openaire   +3 more sources

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