lymphoblast

Often referred to as a blast cell. Unlike other usages of the suffix -blast a lymphoblast is a further differentiation of a lymphocyte, T- or B-, occasioned by an antigenic stimulus. The lymphoblast usually develops by enlargement of a lymphocyte, active re-entry to the S phase of the cell cycle, mitogenesis and production of much m-RNA and ribosomes. ...

lymphoblast

[n] - an immature lymphocyte
Found on http://www.webdictionary.co.uk/definition.php?query=lymphoblast

lymphoblast

<haematology> Often referred to as a blast cell. Unlike other usages of the suffix blast a lymphoblast is a further differentiation of a lymphocyte, T or B, occasioned by an antigenic stimulus. The lymphoblast usually develops by enlargement of a lymphocyte, active re entry to the S phase of the cell cycle, mitogenesis and production of much ...
Found on http://www.encyclo.co.uk/local/20973

lymphoblast

noun an immature lymphocyte
Found on https://www.encyclo.co.uk/local/20974

lymphoblast

(lim´fo-blast) a morphologically immature lymphocyte, once thought to represent an early stage in lymphocyte development but now known to be an activated lymphocyte that has been transformed in response to antigenic stimulation. adj., lymphoblas´tic., adj.
Found on http://www.encyclo.co.uk/local/21001

lymphoblast

Type: Term Pronunciation: lim′fō-blast Definitions: 1. A young immature cell that matures into a lymphocyte and is characterized by more abundant cytoplasm than in a lymphocyte, a nucleus in which the chromatin is finer than in a lymphocyte (but coarser than in a myeloblast), and one or two rather prominent nucleoli. Synonyms: lymphocyto...
Found on http://www.medilexicon.com/medicaldictionary.php?t=51885

lymphoblast

A lymphocyte that has gotten larger after being stimulated by an antigen. Lymphoblast also refers to an immature cell that can develop into a mature lymphocyte.
Found on http://www.cancer.gov/dictionary?expand=L

Lymphoblast

A lymphoblast is a different form of a naive lymphocyte that occurs when the lymphocyte is activated by an antigen (from antigen-presenting cells) and increased in volume by nucleus and cytoplasm growth as well as new mRNA and protein synthesis. The lymphoblast then starts dividing and making clones of its original naive cells. Finally the dividin...
Found on http://en.wikipedia.org/wiki/Lymphoblast
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