1. 
   Immunoblast
   An immunoblast is a lymphocyte that has been activated by an antigen, which will further undergo clonal expansion to increase the number of lymphocytes capable of binding to that antigen. Immunoblasts are the most immature members of the protective cells involved in an immune response. Activated B ...
   Found op http://en.wikipedia.org/wiki/Immunoblast
   
   
2. 
   immunoblast
   An antigenically stimulated lymphocyte; a large cell with well-defined basophilic cytoplasm, a large nucleus with prominent nuclear membrane, distinct nucleoli, and clumped chromatin. ... See: lymphocyte transformation. ... Origin: immuno-+ G. Blastos, germ ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?immunoblast
   
   
3. 
   immunoblast
   (im´u-no-blast″) a mitotically active B or T lymphocyte.
   Found op http://www.encyclo.co.uk/local/21001
   
   
4. 
   immunoblast
   Type: Term Pronunciation: im′yū-nō-blast′ Definitions: 1. An antigenically stimulated lymphocyte; a large cell with well-defined basophilic cytoplasm, a large nucleus with prominent nuclear membrane, distinct nucleoli, and clumped chromatin.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=43691
   
   

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