CD8 cell

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Related to CD8+ cell: Cytotoxic T lymphocytes
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Noun1.CD8 cell - T cell with CD8 receptor that recognizes antigens on the surface of a virus-infected cell and binds to the infected cell and kill it
T cell, T lymphocyte - a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells
References in periodicals archive ?
The study demonstrated a significant four-fold mean increase in intratumoral CD8+ cell density in uninjected melanoma lesions among 32 matched biopsy pairs collected at baseline and after two doses of IMLYGIC.
We followed patients for 8 years, and such long period of time enabled us to observe continuous increase in CD4+ T-cell and decrease in CD8+ cell activation.
Researchers measured CD4+ cell numbers, CD8+ cell numbers, and NK cell activity in all patients.
Age-related immune dysfunction in health and in human immunodeficiency virus (HIV) disease: association of age and HIV infection with naive CD8+ cell depletion, reduced expression of CD28 on CD8+ cells, and reduced thymic volumes.
In this study CD4+ and CD8+ cell counts were compared in three different forms of tuberculosis.
CD8+ cell anti-HIV activity correlates with the clinical state of the infected individual.
Used to monitor the progression of HIV and alert physicians to the need for prophylactic drug therapies, the 4T8(R) assay measures CD4+ and CD8+ cell counts.
Biometric Imaging's IMAGN 2000(R) platform and its first application, the 4T8(TM) assay, have been cleared by the United States Food and Drug Administration (FDA) for CD4+ and CD8+ cell analysis and is used as a diagnostic for monitoring HIV progression.
Mice protected by Ampligen and/or a PD-1 inhibitor were resistant to rechallenge with viable melanoma cells in the absence of drug(s), indicating a memory effect, which is most likely mediated by anti-melanoma cytotoxic CD8+ cells.
CD8+ cells were mainly located inside and under the epithelium while CD4+ cells were scattered in the autologous matrix.
Regarding the subpopulation of T lymphocytes, there was a greater immunoreactivity in the CD8+ cells in the histoid patients (average 30-8 CD8+ cpf) (Figure 1b) compared with the lepromatous patients (average 94 CD8+ cpf) (Table 1).