CONCLUSION: the mechanism of the reverse changes of enzyme activity in serum is due to the different degrees of activity inhibition by lead.
结论：铅中毒所引起的部分血清酶活性逆向变化的机制是由于其活性受到铅等因素不同程度的抑制所致。
The changes of sugar and related enzyme activity in kiwifruit during softening and senescence were researched.
研究了猕猴桃果实软化衰老过程的糖以及与糖类相关酶活性的变化。
Objective To study the activity of serum angiotensin converting enzyme (SACE) in patients with lung cancer and its changes after chemotherapy.
目的研究肺癌患者血清血管紧张素转换酶(SACE)的活性及其化疗后的变化。
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