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1·It is felt the killed vaccine either neutralize the remaining maternal antibody or just more easily starts the development of immunity.

灭活苗可以中和剩余的母源抗体，或更易于激活机体免疫力的产生。

2·Chicks of highly maternal antibody were tested with vaccines of V4 strain and V4 clone-30 strain by oral administration, nasal drip and cohabitation.

本试验用V_4株、V_4株和克隆- 30株联合苗对高母源抗体的雏鸡进行了口服、滴鼻与同居感染免疫试验。

3·The dynastic indicated that the maternal antibody level and its maintenance time of 1500 meat ducklings from three groups paralleled to that of their parents.

三批1500羽肉鸭雏鸭母源抗体消长规律的试验表明，雏鸭母源抗体水平高低及维持时间长短与父母代抗体水平高低呈正比。

4·If a field virus is present in the house, it will probably break through maternal antibody and start to spread before a traditional vaccine can even start to be effective.

如果IBD野毒存在鸡舍，它就有可能突破母源抗体，在传统疫苗起效前开始传播。

5·Most parent flocks are vaccinated with both live vaccines and killed oil-emulsion products which produce a high level of maternal antibody that protects the chick for its first 3-4 weeks of life.

大多数的父母代鸡群经过了IBD活苗和灭活油苗的免疫，以产生高水平的母源抗体对3-4周龄的雏鸡提供保护。

6·Objective: To study the treatment during pregnancy and the relation between maternal serum antibody titer and jaundice degree of the newborn of maternal-fetal ABO blood group incompatibility.

目的探讨母儿abo血型不合的孕期治疗以及分娩前母体血清抗体效价与新生儿黄疸程度的关系。

7·In 2008, Guangxi 440000 departments for maternal HIV antibody testing provided, and the detection of maternal HIV-positive 460, and to take timely measures to a comprehensive block.

2008年，广西有关部门为44万名孕产妇提供了HIV抗体检测，检出HIV抗体阳性孕产妇460人，并及时采取了综合阻断措施。

8·Check out yesterday showed that the baby girl from the AIDS antibody negative, that she did not infected with HIV, maternal and child successfully blocked.

昨天出来的检查结果显示，这名女婴艾滋病抗体为阴性，即她没有感染上艾滋病病毒，母婴阻断成功。

9·Now 17 full 18-month baby to accept all of the HIV antibody test results were negative, indicating the success of maternal and child block.

现17名已满18个月婴儿全部接受了HIV抗体检测，检测结果均为阴性，表明母婴阻断获得成功。