[=beta cells]β细胞
[=bone marrow-derived lymphocyte]骨髓衍生淋巴细胞
[=bursa dependent cell]腔上囊依赖性细胞

[=bone marrow derived cell]b细胞(骨髓产生细胞)
[=bone merrow-derived lymphocyte]b-细胞,骨髓产生细胞