BURSA OF FABRICIUS

bursa of Fabricius: translation

(běr\'sě fě-bris\'e-ěs)

Found in birds; the blind saclike structure located on the posterior wall of the cloaca; it performs a thymuslike function. A primary lymphoid organ where B-cell maturation occurs. Bone marrow is the equivalent in mammals.

Bursa of Fabricius: translation

A lymphoid tissue found at the junction of the cloaca and the gut of birds giving rise to the so-called B-lymphocyte series.

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фабрициева сумка (у птиц)