AIM:To produce the recombinant NS3 protease of hepatitisC virus with enzymatic activity in insect cells.METHODS:The gen......

The photochemical reaction of bicyclo[4.1.0]heptane was studied at the complete active space SCF(CASSCF) level with a 6-......

The flame retardant mechanism of the copolyester phosphorus containing linked pendant groups was investigated by thermog......

The variable portion of a human λ-type Bence Jones protein (Lee) has been prepared by limited tryptic digestion. Its a......

目的建立实验兔胞内单精子注射技术（intracytoplasmic sperminjection,ICSI）。方法实验1比较了hCG注射后不同取卵时间对ICSI胚体外发......

To study the preparation and cleavage of hairpin ribozyme (HpRz) directed against the transcript of HBV core region in v......

通过对铸铝A356．0进行拉伸性能测定，同时利用KYKY-1000B扫描电子显微镜（SEM）对其断口形貌进行分析，研究其断裂机理。结果发现铸铝A356．0......

[Objectives]This study was conducted to investigate the effects of lamb age and in vitro culture system of oocytes on th......

中科院等离子体物理所用离子束介导法培育出转基因水稻中科院等离子体物理研究所用离子束介导的方法，将潮霉素抗性基因整合进入水稻......