同时测定血清谷光苷肽过氧化物酶活性。

The activity of glutathione peroxidase of serum was measured.

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目的：探讨血清甘氨酰脯氨酸二肽氨基肽酶（GPDA）活性测定对胃癌的诊断价值及方法学改良。

Objective:To study the improvement in method of testing activities of glycylproline dipeptidylaminopeptidase(GPDA) and its value in diagnosis of gastric carcinoma.

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测定血清瘦素和血浆神经肽Y（NPY）水平。

Serum leptin and plasma NPY were detected too.

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测定血清瘦素和血浆神经肽Y（NPY）水平。

Serum leptin and plasma NPY were detected too.

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