Often lymphoid aggregates will include a generous number of plasma cells.
Remember that plasma cells are the altered B-lymphocytes which produce antibodies.
This is an aggregate with lots of plasma cells.
Plasma cells have a round, eccentric nucleus with coarse clumps of heterochromatin and euchromatin. It looks more like a soccer ball than a clock face, at least to me. With your study partners, find:
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Kansas City University of Medicine and Biosciences