lymphocyte


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.
Related to lymphocyte: B lymphocyte

lym·pho·cyte

 (lĭm′fə-sīt′)
n.
Any of a class of white blood cells of the vertebrate immune system, including the B cells, T cells, and natural killer cells, that in mammals derive from a common progenitor in the bone marrow and are found chiefly in lymph, lymphoid tissues, and blood.

lym′pho·cyt′ic (-sĭt′ĭk) adj.

lymphocyte

(ˈlɪmfəʊˌsaɪt)
n
(Biochemistry) a type of white blood cell formed in lymphoid tissue. See also B-lymphocyte, T-lymphocyte
lymphocytic adj

lym•pho•cyte

(ˈlɪm fəˌsaɪt)

n.
a type of white blood cell important in the production of antibodies. Compare B cell (def. 1), T cell.
[1885–90]
lym`pho•cyt′ic (-ˈsɪt ɪk) adj.

lym·pho·cyte

(lĭm′fə-sīt′)
Any of various white blood cells that function in the body's immune system by recognizing and deactivating specific foreign substances called antigens. Certain lymphocytes (called B cells) act by stimulating the production of antibodies. Others (T cells) contain receptors on their cell surfaces that are capable of recognizing and binding to specific antigens.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lymphocyte - an agranulocytic leukocyte that normally makes up a quarter of the white blood cell count but increases in the presence of infectionlymphocyte - an agranulocytic leukocyte that normally makes up a quarter of the white blood cell count but increases in the presence of infection
lymphatic system, systema lymphaticum - the interconnected system of spaces and vessels between body tissues and organs by which lymph circulates throughout the body
leucocyte, leukocyte, WBC, white blood cell, white blood corpuscle, white cell, white corpuscle - blood cells that engulf and digest bacteria and fungi; an important part of the body's defense system
B cell, B lymphocyte - a lymphocyte derived from bone marrow that provides humoral immunity; it recognizes free antigen molecules in solution and matures into plasma cells that secrete immunoglobulin (antibodies) that inactivate the antigens
T cell, T lymphocyte - a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells
lymphoblast - an immature lymphocyte
plasma cell, plasmacyte - a cell that develops from a B lymphocyte in reaction to a specific antigen; found in bone marrow and sometimes in the blood
Translations
lymfocyt
eitilfruma

lymphocyte

[ˈlɪmfəʊˌsaɪt] Nlinfocito m

lymphocyte

nLymphozyt m

lym·pho·cyte

n. linfocito, célula linfática;
___ B cell___ B, importante en la producción de anticuerpos.

lymphocyte

n linfocito; B (T, CD4, etc.) — linfocito B (T, CD4, etc.)
References in periodicals archive ?
In fact, the UCSF researchers concluded that the presence of these cells may be the reason current immunotherapies aimed at boosting T lymphocyte responses have any effectiveness whatsoever.
The 'mother' lymphocyte seems to divide into two daughter cells that are already different from birth," said Chang, "with one becoming an effector cell while its sister becomes a memory cell.
Having analyzed changing activity of lymphocyte enzymes in different ALL stages, and, also having connected them with features of a clinical picture of patients, we could predict the occurrence of infectious and haemorrhagic complications in these patients under the initial enzyme status of lymphocytes.
The category of Hodgkin lymphoma includes classical Hodgkin lymphoma (CHL) and the less common nodular lymphocyte predominant Hodgkin lymphoma (NLPHL).
In this work, the authors report the results from lymphocyte exposure to gold nanoparticle and confirm the direct intracellular penetration effect.
Astragalus extracts restored local graft versus host immune response to normal levels and enhanced PHA-induced lymphocyte proliferation in a dose-dependent fashion in immunocompromissed cancer patients (Chu et al.
10) Moreover, 15 weeks of antioxidant supplementation (vitamins C and E, zinc, selenium, and,-carotene, 5% and 20% (w/w)) in the diet significantly increased lymphocyte proliferation, natural killer activity, interleukin-2 release while significantly decreasing DNA and lipid oxidative damage in prematurely aging mice.
A nonhuman animal model such as a DOCK2 knockout mouse, in which the function to control lymphocyte migration has been deleted or suppressed, is generated by deleting DOCK2 gene on the chromosome.
Extensive lymphocyte apoptosis has also occurred in humans and animals infected with several exotic agents, including Bacillus anthracis, the cause of anthrax; Yersinia pestis, the cause of plague; and Ebola virus.
Signs of neuron degeneration in the myenteric plexus were found in seven patients, six of whom had lymphocyte infiltration (Gastroenterology 123[6]:1972-79, 2002).
A 15 mL quantity of Lymphocyte Separation Medium (ICN Biomedical Inc.