T cell

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Related to T-lymphocyte: small lymphocyte

T cell

[′tē ‚sel]
(immunology)
One of a heterogeneous population of thymus-derived lymphocytes which participates in the immune responses. Also known as T lymphocyte.
References in periodicals archive ?
Second, with reflex testing, additional venepuncture would be unnecessary and healthcare providers would not need to remember to order the test on patients with a CD4+ T-lymphocyte count <100 cells/[micro]l.
The functional state of T-lymphocytes often depends on the percentage distribution of T-lymphocyte subsets, of which CD3[sup.
Peripheral CD4+/CD8+ T-lymphocyte counts estimated by an immunocapture method in the normal healthy south Indian adults and HIV seropositive individuals.
Based on the CD4 T-lymphocytes count, subjects were divided into two groups, Group I had severe degrees of immunosuppression (CD4 count< 200) and Group II had mild to moderate degrees of immunosuppression (CD4+ = 200cell/[mm.
On d 42, no significant differences in the immune organ indices and SI of T-lymphocyte proliferation were noted in any treatment.
The T-lymphocytes home in on them, recognising unique molecules that cancer cells carry on their surface, and latch on to them, forcing the cells to undergo the self-destruction process known as apoptosis.
In this study, we used the MTT assay to detect the proliferation activity of splenocytes after T-lymphocyte (PHA, 10 [micro]g/ml) and B-lymphocyte mitogen (LPS, 50 [micro]g/ml) stimulation.
A third early immune process critical for host integrity is the negative selection and removal of autoreactive T-lymphocyte clones in the thymus.
Elicitation of high-frequency cytotoxic T-lymphocyte responses against both dominant and subdominant simian-human immunodeficiency virus epitopes by DNA vaccination of rhesus monkeys.
Another 12-week course can be started if CD4 T-lymphocyte counts are in the normal range and at least 12 weeks have passed since the previous course.
Azothioprine suppresses T-lymphocyte proliferation through inhibition of the biosynthesis of purines, essential substrates for RNA and DNA synthesis (8).
An abnormal T-lymphocyte immune response may play a part too.