Expression of the exogenous genes was confirmed by assay of � � - galactosidase and glucokinase activity.基因的表达通过β 半 乳糖苷酶和葡糖激酶活性测定得到确证.Objective To observe the replicative senescence - related beta - galactosidase activit...
Three new Record Species of the Genus Walckenaeria Blackwall From Changbai Mountain Region ( Araneae: Linyphiidae: erigoninae )长白山区瓦蛛属三新纪录种 ( 蜘蛛目: 皿蛛科: 微蛛亚科 )The clouds raked the mountain summits.云朵掠过山峰.When the touring ...
Amis tells the story in reverse, from the moment the man dies.埃米斯以倒叙的方式讲述了这个故事,从这个男人死去的时候开始讲起。a new book from the pen of Martin Amis马丁∙埃米斯写的新书Paul veut profiter des vacances pour voir ses amis.4保尔想利用假期去看望他的朋友....
Two good shots, remittent, drawing wool collects deep feeling.两根棒针,上上下下, 牵引毛线汇成深情.There are three types, intermittent fever, remittent fever and relapsing fever.护士:有三种.即:间歇热 、 弛张热和回归热.N: There are three types, intermitte...
他们引证了亚历克斯拒绝回到婚后的家中一事。They cited Alex's refusal to return to the marital home.他常常评论塞缪尔?约翰逊《词典》里的引证.He commented often on the citations in Samuel Johnson's Dictionary.如果篇幅允许,我当引证有能力的权威作者对于这种效果的许多著述.If I had space...