末次给药后无菌心脏取血，离心分离出含药血清和空白血清。

After the last drug, the drug serum and the blank serum were separated from heart blood by centrifugation.

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结果：与空白血清组比较，玉屏风散血清组RPMC释放类胰蛋白酶的量明显降低。

Results:Compared with the blank serum group, the content of tryptase of administration serum group decreased remarkably.

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