Ten hepatitis B virus (HBV) genotypes (A-J) and 34 HBV subgenotypes have been identified so far. HBV genotypes and subge......

A novel porphyrin-Schiff base was synthesized via the condensation of 5-(4-aminophenyl)-10,15,20-triphenylporphyrin and ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

Piceatannol, (E)-3, 3(, 4, 5(-tetrahydroxy stilbene, a natural polyhydroxy stilbene, possesses many biological activitie......

合成了3种新型结构稳定的烟酰胺腺嘌呤二核苷酸(NAD~+)类似物并通过~1H NMR、~(13)C NMR、~(31)P NMR和HRMS进行了表征。NAD~+类似......

合成了两个新型的艾溴利平类似物——N-2-硝基-4-氯苯基-4-[（膦酸二乙酯基）甲基]苯甲酰肼（5,总收率28.1%）和N-2-四氮唑基-4-氯苯基-4-[......

为了获得新的甜瓜抗病基因同源基因（RGA），我们根据NBS—LRR类抗病基因保守区设计兼并引物组合，以抗病甜瓜品种基因组DNA为模板进行PCR......