anergy


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Related to anergy: anergy testing
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  • noun

Words related to anergy

reduction or lack of an immune response to a specific antigen

inactivity and lack of energy

References in periodicals archive ?
Two isoforms of otubain 1 regulate T cell anergy via GRAIL.
As shown in in vitro and in vivo studies, IL-2 is capable for breaking immune tolerance.[78] In addition, the central hallmark of anergy is the inability of CD4+ Th1 clones to synthesize IL-2, which results in abortive proliferative responses and a deficit of producing inflammatory mediators, and thus, IL-2 is an effective and complex balancing factor that affects tolerance and immunity.[79] IL-4 is an essential anti-inflammatory factor and is the characteristic cytokine of Th2 cells that induces the differentiation of Th2 cells.[80] Moreover, Walsh et al .[81] indicated that IL-4 mediated neuroprotection and recovery of the injured CNS.
Patients with IBD can present some degree of anergy secondary to multiple immunosuppressive drugs and/or concomitant malnutrition associated with the disease that can lead to false-negative results in TST (2).
It is already well established that, in healthy individuals, self-reactive B cells are either deleted, inactivated (anergy) or converted to non-self-reactive B cells by replacement of the Ig V genes (receptor editing), thereby preventing self-reactive B cells to expand and to produce autoantibodies.
Anergy was excluded by repeating the TST within two weeks for all subjects whose initial TST result was 0 mm.
reported that antigen presentation in absence of B7 costimulation results in human T cell clonal anergy [27].
This association results in T-cell anergy and decrease in cytokine release, hence suppressing the antitumor response [8, 9].
We can explain the normal leukocyte count of the majority of patients by immunosuppression and use of corticosteroid or NSAIDs, which can be responsible of immune unresponsiveness or anergy. Moreover, NSAIDs and corticosteroids might play an important role in NSTIs onset.
Costimulation via CD28 induces proliferation, survival, and cytokine production, whereas lack of CD28 signaling following TCR ligation induces classical T cell anergy [2].
[30] It stimulates the alveolar macrophages for an inflammatory response and also suppresses the antigen presentation function to develop a specific immune response, thereby causing T cell anergy. [30-33] Thus, there exists an immunodeficiency pattern in smokers which leads to the delayed clearing of bacilli from their lungs.
A patient with the rare immunodeficiency disorder dedicator of cytokinesis 8 deficiency (DOCK8 deficiency, or hyper IgE syndrome) excreted echovirus 13 in the first fecal sample, and another patient with the rare immunodeficiency disorder B cell expansion with NF-kB and T cell anergy (BENTA) disease excreted echovirus 5 in the first fecal sample.
(15) PGL-1, for instance, facilitates bacterial adhesion, (4) modulates macrophage cytokine and chemokine production, and may lead T cells to anergy. (16) In this respect, it is probable that PGL-1 exerts some type of oral tolerance on mucosal immune response.
Co-stimulation blockade is associated with T-cell anergy and tolerance in animal models of autoimmune disorders indicating towards treatment free remission.