etoac

Results showed that the yield and radical scavenging activity of neutral extract with EtOAc were higher than that of acid and basic extract .

结果表明：自由基捕捉活性和得率以醋酸乙酯的中性提取物较高；

Results All of the extracts from the cultivated Cs fungus HK-1 had much stronger cytotoxicity on B16 than those from natural Cs , and the EtOAc extract had the most potent activity .

结果对于小鼠黑色素瘤细胞B16，所有虫草菌HK-1提取物的细胞毒作用均比天然虫草提取物的作用强，其中以醋酸乙酯提取物的细胞毒作用最强。

EtOAc extract from the cultivated Cs fungus HK-1 also can inhibit the growth of tumor in vivo .

体内实验也表明虫草菌HK-1醋酸乙酯提取物可以抑制肿瘤的生长。

Methods The cultivated Cs fungus HK-1 and natural Cs were extracted with petroleum ether ( PE ), ethyl acetate ( EtOAc ), ethanol ( EtOH ), and water .

方法人工虫草菌HK-1与天然虫草分别用石油醚、醋酸乙酯、乙醇和水提取。