引言自从发现脱氧核糖核酸(DNA)是遗传信息、遗传密码的载体、限制性核酸内切酶以及建立 DNA 序列分析、聚合酶链反应、基因和细胞核转染等方法之后,现今已有可能在体外增殖 DNA,并且能几乎无限制地在体外或体内表达。因此,基因技术对...引言自从发现脱氧核糖核酸(DNA)是遗传信息、遗传密码的载体、限制性核酸内切酶以及建立 DNA 序列分析、聚合酶链反应、基因和细胞核转染等方法之后,现今已有可能在体外增殖 DNA,并且能几乎无限制地在体外或体内表达。因此,基因技术对于我们了解病毒、细菌、真核细胞的遗传和分子生物学是一场革命。展开更多
Chronic viral hepatitis continues to be a major public health problem and the most common cause of liver disease worldwide. It is estimated that 350 million people are carriers of hepatitis B virus (HBV) and 170 milli...Chronic viral hepatitis continues to be a major public health problem and the most common cause of liver disease worldwide. It is estimated that 350 million people are carriers of hepatitis B virus (HBV) and 170 million are展开更多
文摘Chronic viral hepatitis continues to be a major public health problem and the most common cause of liver disease worldwide. It is estimated that 350 million people are carriers of hepatitis B virus (HBV) and 170 million are