Results 21 to 30 of about 4,142,040 (366)

Elevated monocyte HLA-DR in pediatric secondary hemophagocytic lymphohistiocytosis: a retrospective study

open access: yesFrontiers in Immunology, 2023
IntroductionHemophagocytic lymphohistiocytosis (HLH) is a life-threatening condition, and its diagnosis may be challenging. In particular, some cases show close similarities to sepsis (fever, organ failure, and high ferritin), but their treatment, while ...
Sylvain Raimbault   +7 more
doaj   +1 more source

Increased lymphocyte activation and atherosclerosis in CD47-deficient mice

open access: yesScientific Reports, 2019
CD47, also known as integrin-associated protein (IAP), is a transmembrane protein with multiple biological functions including regulation of efferocytosis and leukocyte trafficking.
D. Engelbertsen   +12 more
semanticscholar   +1 more source

Inherited immunodeficiencies associated with proximal and distal defects in T cell receptor signaling and co-signaling

open access: yesBiomedical Journal, 2022
T lymphocytes are central cells of adaptive immunity. Activation of T lymphocytes by the antigen receptor of T cells (TCR) and co-stimulatory molecules involve specific signaling components and cascades.
Sylvain Latour
doaj  

Activated T lymphocytes in uveitis. [PDF]

open access: yesBritish Journal of Ophthalmology, 1988
Two colour flow cytometry techniques were used to assess the activation stages of peripheral and intraocular T lymphocytes in uveitis. Increased numbers of T lymphocytes bearing the interleukin-2 (IL-2) receptors were found in intraocular fluids or peripheral blood or both of 35/51 patients with uveitis.
J. Deschênes, S. Kaleta, Devron H. Char
openaire   +3 more sources

Lymphocyte‐activation gene‐3, an important immune checkpoint in cancer

open access: yesCancer Science, 2016
Immunotherapy has recently become widely used in lung cancer. Many oncologists are focused on cytotoxic T lymphocyte antigen‐4 (CTLA‐4), programmed cell death ligand‐1 (PD‐L1) and programmed cell death‐1 (PD‐1).
Yayi He   +7 more
semanticscholar   +1 more source

Human CD6 Down-Modulation following T-Cell Activation Compromises Lymphocyte Survival and Proliferative Responses

open access: yesFrontiers in Immunology, 2017
Available evidence indicates that the CD6 lymphocyte surface receptor is involved in T-cell developmental and activation processes, by facilitating cell-to-cell adhesive contacts with antigen-presenting cells and likely modulating T-cell receptor (TCR ...
Esther Carrasco   +10 more
doaj   +1 more source

Lymphocyte activation gene 3: a novel therapeutic target in chronic lymphocytic leukemia

open access: yesHaematologica, 2017
A novel therapeutic approach in cancer, attempting to stimulate host anti-tumor immunity, involves blocking of immune checkpoints. Lymphocyte activation gene 3 (LAG3) is an immune checkpoint receptor expressed on activated/exhausted T cells. When engaged
M. Shapiro   +9 more
semanticscholar   +1 more source

Intimate Partner Violence is Associated with Increased CD4+ T-Cell Activation Among HIV-Negative High-Risk Women

open access: yesPathogens and Immunity, 2016
Background: Biological pathways mediating the link between intimate partner violence (IPV) and increased HIV risk remain unexplored. We hypothesized that IPV-induced stress negatively affects HIV systemic immune defenses and aimed to evaluate whether IPV
Ameeta Shivdas Kalokhe   +6 more
doaj   +1 more source

Impact of acute exercise on peripheral blood mononuclear cells nutrient sensing and mitochondrial oxidative capacity in healthy young adults

open access: yesPhysiological Reports, 2021
Regular exercise is associated with changes in peripheral blood mononuclear cell (PBMC) proportions that have enhanced effector functions in young and old adults; however, the effects of acute exercise on PBMC nutrient sensors and metabolic function in ...
Bailey Theall   +6 more
doaj   +1 more source

Isolation and Activation of Murine Lymphocytes [PDF]

open access: yesJournal of Visualized Experiments, 2016
B and T cells, with their extremely diverse antigen-receptor repertoires, have the ability to mount specific immune responses against almost any invading pathogen1,2. Understandably, such intricate abilities are controlled by a large number of molecules involved in various cellular processes to ensure timely and spatially regulated immune responses3 ...
Lim, Jun Feng, Berger, Heidi, Su, I-hsin
openaire   +4 more sources

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