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. 2023 Jan 31;10(2):100. doi: 10.3390/vetsci10020100

Figure 2.

Figure 2

Hematoxylin and eosin-stained sections of the bursa of Fabricius of ducks (a) Bursa of Fabricius section of a duck fed mycotoxin contaminated control diet showing mildly decreased lymphocyte counts (day 14), 200× magnification; (b) Bursa of Fabricius section of a duck fed mycotoxin contaminated diet supplemented with milk thistle seed showing normal lymphocyte counts (day 14), 200× magnification.