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【答案】应助回帖
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kmylzhuang: 金币+5, 翻译EPI+1, ★有帮助 2013-01-01 09:43:51
kmylzhuang: 金币+15, ★★★很有帮助, 没有最好，只有更好 2013-01-03 20:13:10
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The spleen, the biggest immunity organ, contains a lot of lymphocytes and macrophages, and which is the center of the cellular immunity and humoral immunity. The thymus is the most important place which the T lymphocytes transform and mature in. The atrophy degeneration of thymus means the reduction in the T lymphocytes, which play a leading role in the function of cellular immune system, and then causes the cell immune function decline, or even inhibit. |
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