Infection of tumor cells with conditionally replicating adenovirus results in tumor-specific replication,subsequent oncolysis and release of the virus progeny.

增殖型腺病毒在肿瘤细胞中复制并裂解肿瘤细胞,释放出的代病毒再感染邻近肿瘤细胞直至完全杀灭肿瘤,却不影响正常细胞的功。

At the same time, through constructing the new generation within phyle, the searching rate in optimization of the algorithm is increased.

，提出了在宗族中构造代种群的思想，提高了算法的寻优效率。

Using the notion of coefficient matrix and maximal element.We prove that the Lie algebra is semi-simple and it has no abelian two dimensional subalgebra.

利系数矩阵和极大项，证明了这类李代数是半单李代数且没有二维代数。

As they report in the Journal of Mammalogy, they found that as the female lechwe got older, the sex and the birth weight of their young steadily shifted.

相关论文发表在哺乳动物杂志上，报道称，随着母羚羊年龄的增加，代的出生重和性别比例也在稳定的随之变化。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎盘屏障进入胎儿体内,影响代的生长发育,改变代与中枢神经系统功有关的行为和认知力。