Antigens include toxins, bacteria, foreign blood cells, and the cells of transplanted organs.

抗原包括毒素，细菌，异体血球和移植器官的细胞。

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Antigens include toxins, bacteria, foreign blood cells, and the cells of transplanted organs.

抗原包括毒素，细菌，异体血球和移植器官的细胞。

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