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**Here there is a high rate of apoptosis but surviving cells migrate to the apical light zone.
 
**Here there is a high rate of apoptosis but surviving cells migrate to the apical light zone.
 
*Apical light zone (mantle zone) which contains cells which are destined to become B memory (lymphoblasts) or plasma cells (plasmablasts). </p>
 
*Apical light zone (mantle zone) which contains cells which are destined to become B memory (lymphoblasts) or plasma cells (plasmablasts). </p>
<p>Follicles in the cortex of a stimulated node are larger and have a pale germinal centre. Activated [[Lymphocytes - WikiBlood#B cells|B cells]] differentiate into plasma and memory cells, and plasma cells migrate to the medullary cords and produce immunoglobulins.</p>
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<p>Follicles in the cortex of a stimulated node are larger and have a pale germinal centre. Activated [[Lymphocytes - WikiBlood#B cells|B cells]] differentiate into plasma and memory cells. Plasma cells migrate to the medullary cords and produce immunoglobulins.</p>
    
==High endothelial venules==
 
==High endothelial venules==
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