Competitive inhibitor

These data showed that harringtonine may be a competitive inhibitor of DNA polymerase α .

上述结果初步表明三尖杉酯碱可能是酶的竞争性抑制剂。

A competitive inhibitor is usually structurally similar to the substrate , e.g.malonate is a competitive inhibitor of the enzyme succinate dehydrogenase .

与底物结构相似的物质能竞争性的与酶结合，从而使酶不能与底物结合而丧失其催化活性。

As the competitive inhibitor of Galectin - 3 ' ligand , it can close the Galectin-3 site of tumor cells surface and prevent the formation and development of tumor cells .

作为体内半乳糖凝集素-3（galectin-3）配体的竞争性抑制剂，它能够封闭肿瘤细胞表面的galectin-3位点，阻止肿瘤细胞的形成与发展。

Mevastatin is a potent competitive inhibitor of3-hydroxy-3-methyl-glutaryl ( HMG ) - CoA reductase , a regulatory enzyme for cholesterol biosynthesis .

美伐他汀是3羟甲基戊二酰辅酶A还原酶的有效的竞争性抑制剂，它是一种胆固醇生物合成调解酶。

The effect of phenylboronic acid , a competitive inhibitor , on the extraction process and activity recovery of α - chymotrypsin by AOT [ sodium 1,4-bis ( 2-ethylhexyl ) sulfusuccinate ] reverse micelles was studied .

研究了竞争性抑制剂苯基硼酸对α胰凝乳蛋白酶反胶团萃取过程的影响及对酶活力的稳定作用。

Asymmetric dimethylarginine ( ADMA ) is an endogenous competitive inhibitor of endothelial nitric oxide synthase and an important cause of endothelial dysfunction . Its elevated plasma concentration is associated with a variety of traditional cardiovascular risk factors , and may mediate their effects on vascular endothelium dysfunction .

非对称性二甲基精氨酸（ADMA）是内皮型一氧化氮合酶的内源性竞争性抑制剂，它使内皮一氧化氮合成减少，造成内皮功能紊乱。

The swelling of protoplasts induced by KT could be significantly inhibited by Verapamil ( Ca 2 + channel blocker ) or LaCl 3 ( Ca 2 + channel competitive inhibitor ) respectively . Calmodulin antagonists TFP , CPZ and W 7 could obviously inhibit protoplasts swelling induced by KT .

Ca2+通道阻断剂Verapamil、Ca2+通道竞争性抑制剂LaCl3和钙调素拮抗剂TFP、CPZ可明显抑制KT诱导的原生质体膨大。