弱毒疫苗

常规弱毒疫苗虽然在CD防控中发挥了非常重要的作用，但是也存在诸多缺点。

Traditional attenuated vaccine has intrinsic shortcomings despite its important role in controlling the occurrence of CD .

试验研究了猪繁殖与呼吸综合征病毒（PRRSV）弱毒疫苗鼻腔接种对母猪子宫黏膜内淋巴细胞分布的影响。

Attenuated vaccine of porcine reproductive and respiratory syndrome virus ( PRRSV ) has been inoculated by nasal in the experiments .

鸡毒支原体F株弱毒疫苗接种剂量与免疫保护力的关系

Correlation between Inoculation dose of Mycoplasma Gallisepticum Live Vaccine and Immunoprotection

猪瘟兔化弱毒疫苗株cDNA分子克隆与嵌合分子克隆的构建

Construction of the cDNA Clone and Chimeric Clones of Classical Swine Fever Virus C-strain Vaccine

鸡新城疫B（95）株弱毒疫苗及B（95）株病毒RT-PCR检测方法的研究

Studies on Avirulent Vaccine of NDV Strain B_ ( 95 ) and on Detection of NDV Strain B_ ( 95 ) by RT-PCR

鸡传染性支气管炎（IB）H（120）细胞弱毒疫苗研究

A Study on Attenuated Cell-culture Vaccine of Avian Infectious Bronchitis H_ ( 120 ) Virus

小鹅瘟鸭胚化GD弱毒疫苗的研究

A study on the duck - embryo - adapted vaccine for gosling plague

成功建立了一种能够快速定量检测猪瘟兔化弱毒疫苗病毒含量的实时荧光定量RT-PCR方法。

In order to develop a real-time RT-PCR assay for quantitative detection of hog cholera lapinized virus ( HCLV ) .

探讨细菌DNA、CpG-ODN1与犬瘟热弱毒疫苗联合免疫犬后对犬的免疫增强效果。

Researched the immune enhancing effect of bacterial DNA and CpG-ODN I to canine distemper attenuated vaccine .

自50年代以来，我国自行研制的猪瘟兔化弱毒疫苗（C株）的广泛应用，在控制猪瘟的爆发流行中发挥了重要作用。

From 1950s , hog cholera lapinized virus ( Chinese " C " strain ), a live attenuated CSF vaccine , was developed by our country and used to control CSFV spread .

应用烟草花叶病毒弱毒疫苗N（14）和卫星核糖核酸生防制剂S（52）防治番茄病毒病的试验研究

An Experimental Study on the Application of Vaccine N_ ( 14 ) of TMVt_ ( ts ) and Satellite RNA Bio-Control Preparation CMV-S_ ( 52 ) for the Control of Tomato Virus Diseases

该研究为进一步筛选MDV弱毒疫苗提供了实验依据。

This study provides experiment basis for screening vaccine strain .

SPF种鸡接种REV弱毒疫苗后安全性及母源抗体对SPF雏鸡的保护作用

Safty of SPF Parent Breeders Inoculated with an attenuated Reticuloendotheliosis Virus and the Protection of Maternal Antibody to Chicks

以猪瘟病毒中国兔化弱毒疫苗株（CSFVC株）为实验材料，研究该病毒株在原代牛睾丸细胞中增殖的基本特性与规律。

Some multiplication properties of the Lapinized Chinese strain of Classical Swine Fever Virus ( CSFV C strain ) in primary bovine testicular cells were studied .

猪瘟病毒（CSFV）C-株是世界范围内公认的免疫性能良好的弱毒疫苗株。

The C strain of CSFV is one of the best attenuated vaccine in the world .

鸡马立克氏病（MD）免疫的研究&MD病毒弱毒疫苗株的培育和免疫试验

STUDY ON THE IMMUNIZATION OF CHICKENS AGAINST MAREK 'S DISEASE & Report on a Naturally Avirulent Vaccine Strain of Marek ' Disease Herpesvirus

结果表明，应用半胱胺首免后3周，CS-组十二指肠和脾脏中IL-2的含量比仅用新城疫弱毒疫苗免疫组显著增加（P0.05）；

The results showed the IL-2 level in the spleen and duodenum of CS - ⅰ group increased significantly ( P0.05 ) as compared to the immunization group alone .

目前用于预防PRRS的主要商用疫苗是传统常规疫苗弱毒疫苗和灭活疫苗。

Currently , the commercial vaccines to prevent PRRS are mainly attenuated and inactivated vaccines .

S2基因变异在中国马传染性贫血病毒弱毒疫苗致弱中作用的研究

The Role of Mutations in the S2 Gene in the Attenuated Virulence of the Chinese Attenuated Vaccine for Equine Infectious Anemia

首免后4周，CS-组脾脏中IL-2含量比仅用新城疫弱毒疫苗免疫组显著增加（P<0.05）；

Comparing to the group immunized only with Newcastle disease attenuated vaccine at 4 week , the IL-2 level in the spleen of CS - ⅰ group increased significantly ( P < 0.05 ) .

鸭病毒性肝炎VFY弱毒疫苗株的筛选和免疫效果的研究

Screening and Immune Efficacy Studies on VFY Attenuated Vaccine Strain of Duck Virus Hepatitis

鸡白细胞介素-18真核表达载体构建与ILTV弱毒疫苗联合免疫

Construction of Eukaryotic Expression Vector of Chicken Interleukin IL-18 and Its Combined Immunity with ILTV Attenuated Vaccine

并且在种鸡接种REV弱毒疫苗后30W，其提供的的母源抗体对雏鸡仍然可以提供免疫保护作用。

REV in the attenuated vaccine The maternal antibodies provided by breeders who were vaccinated inoculation after 30W are still able to provide immune protection to chicks .

用DVH弱毒疫苗和DVH油乳剂苗免疫健康高产蛋鸡，可以制备高免卵黄抗体。

The high titer vitelline antibody against duck viral hepatitis can be prepared by immunizing heavy producing layer using attenuated and oil emulsion vaccine .

本实验应用淋巴细胞杂交瘤技术，建立了分泌抗布鲁氏菌弱毒疫苗M5（或M590）菌株的株系特异的单克隆抗体（McAb），杂交瘤细胞株（IC11）。

A hybridoma cell line ( Jc-11 ) . which secretes a strain specific monoclonal antibody ( McAb ) against Brucella Vaccine strain MS ( or M5 - 90 ), was established by lymphocyte hybridoma technique .

该病分布于世界各地，可引起鸡的死亡和产蛋下降而造成严重的经济损失，被国际兽医局（OIE）列为B类疾病。目前国内外防制本病普遍采用弱毒疫苗。

The disease occurs worldwide and can result in severe production losses characterized by signs of high mortality and decreased egg production which has been classified as one of the list B animal diseases by the Office International des Epizooties ( OIE ) .

我国的EIAV弱毒疫苗是迄今为止世界上唯一投入应用的慢病毒疫苗，成功地控制了我国EIA的流行。

Donkey leukocyte attenuated equine infectious anemia virus ( DLA EIAV ) vaccine was the only successful lentivirus vaccine prepared in China , which has been applied extensively in China against EIA for twenty years .

以上研究初步提示，病毒干扰现象作为一种非特异性抑制病毒感染机制，在EIAV弱毒疫苗诱导免疫保护中可能发挥一定程度的作用。

These results implicate that the viral interference , a part of non-specific resistance to viral infection , possibility plays certain roles in the immune protection induced by the attenuated EIAV vaccine .

这表明，在单一基因发生逆向突变的情况下，弱毒疫苗株仍保持其弱化特性，进一步支持了中国EIAV弱毒疫苗株的生物安全性。

This fact indicates that reverse-mutations in single gene of the EIAV vaccine does not alter the attenuated virulence , which provides further evidence for the safety of the Chinese attenuated vaccine .

将42羽雏鸡平均分成3组，于7日龄进行母源抗体水平检测，同时接种新城疫弱毒疫苗，之后分别于17日龄和25日龄测定其HI抗体。

Forty-two chickens were divided into three groups randomly , and the level of maternal antibodies were detected on 7 days-old chickens . At the same time , the chickens were vaccinated with attenuated Newcastle disease vaccines . The HI antibodies were detected on 17 day-old and 25 day-old chickens .