Mother - infant vertical transmission;

母婴垂直传播；

Vertical transmission is through milk-, saliva-, or urine-borne routes.

通过乳、唾液或尿液途径进行垂直传播。

The paternal-fetal vertical transmission of knowledge about hepatitis B virus was only 2.8%.

对调查内容中父婴垂直传播知晓率最低，仅为2.8%。

The paternal - fetal vertical transmission of knowledge about hepatitis B virus was only 2.8 %.

对调查内容中父婴垂直传播知晓率最低,仅为2.8%.

Conclusion: HCV can infect the ovary and oviduct, presenting relationship vertical transmission of HCV.

结论: HCV可感染卵巢及输卵管组织, 推测可能与HCV母婴传播有关.

We call that vertical transmission, but there is probably a mixture of this and the algae being absorbed from the environment.

我们称之为垂直传递，但可能两种情况都存在，海藻也可以是从环境中吸收进来的。

Pullorum is a bacterial disease caused by Salmonella pullorum through both horizontal and vertical transmission, mainly affecting chickens and turkeys.

鸡白痢是由鸡白痢沙门氏菌引起，主要危害鸡和火鸡，水平兼垂直传播的细菌性疾病。

In order to prevent mother-to-child vertical transmission of infectious diseases between the Tianjin Health Bureau recently issued a special pre-disease screening program.

为防止母婴之间传染病的垂直传播，天津市卫生局日前出台了孕前专项疾病检查方案。