新疆农业大学学报
新疆農業大學學報
신강농업대학학보
JOURNAL OF XINJIANG AGRICULTURAL UNIVERSITY
2014年
4期
269-272
,共4页
王国勤%苏玲玲%买买提·黑牙斯丁%苏艳
王國勤%囌玲玲%買買提·黑牙斯丁%囌豔
왕국근%소령령%매매제·흑아사정%소염
马链球菌马亚种%表面蛋白%灭活全菌%免疫效果
馬鏈毬菌馬亞種%錶麵蛋白%滅活全菌%免疫效果
마련구균마아충%표면단백%멸활전균%면역효과
Streptococcus equi subsp.equi%outer protein%inactivated bacteria vaccine%immune efficacy
为探索马链球菌马亚种新疆分离株提取的表面蛋白的免疫效果,用化学法提取马链球菌马亚种分离菌株表面蛋白,将该蛋白免疫昆明系小鼠并检测抗体,第二次免疫后用同源菌株攻击.结果表明,提取的表面蛋白具有良好的免疫原性,能诱导小鼠产生特异性抗体,且表面蛋白免疫小鼠后抗体的效价高于灭活全菌,对小鼠的免疫保护率也高于灭活全菌组,可达到83.3%.
為探索馬鏈毬菌馬亞種新疆分離株提取的錶麵蛋白的免疫效果,用化學法提取馬鏈毬菌馬亞種分離菌株錶麵蛋白,將該蛋白免疫昆明繫小鼠併檢測抗體,第二次免疫後用同源菌株攻擊.結果錶明,提取的錶麵蛋白具有良好的免疫原性,能誘導小鼠產生特異性抗體,且錶麵蛋白免疫小鼠後抗體的效價高于滅活全菌,對小鼠的免疫保護率也高于滅活全菌組,可達到83.3%.
위탐색마련구균마아충신강분리주제취적표면단백적면역효과,용화학법제취마련구균마아충분리균주표면단백,장해단백면역곤명계소서병검측항체,제이차면역후용동원균주공격.결과표명,제취적표면단백구유량호적면역원성,능유도소서산생특이성항체,차표면단백면역소서후항체적효개고우멸활전균,대소서적면역보호솔야고우멸활전균조,가체도83.3%.
The experiment was conducted to extract the outer protein from Streptococcus equi subsp.equi to investigate immune efficacy of the outer protein extracted from Streptococcus equi subsp.equi ZX by chemical method.Then this protein was used as antigen to immunize mouse and mouse serum was collected to examine antibodies after second immunization.The immunized mouse was challenged with this bacteria strain.Our result indicated that the outer protein had better immunogenicity and the immune effect on mouse and antibody titers were better than that of inactivated bacteria vaccine.The protection rate of the outer protein was 83.3%.