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1、2015年第36卷第1期增刊復(fù)方黃芪制劑對雞新城疫滅活疫苗免疫效果的影響111112■劉明生甘輝群賀生中傅宏慶譚菊徐勇(1.江蘇農(nóng)牧科技職業(yè)學(xué)院,江蘇泰州225300;2.江蘇蘇鵬禽業(yè)發(fā)展有限公司,江蘇海安226661)摘要:為探討復(fù)方黃芪制劑對雞新城疫滅活疫苗免疫效果的影響,將300只7日齡海蘭褐雛雞隨機分成Ⅰ組(低劑量添加組)、Ⅱ組(中劑量添加組)、Ⅲ組(高劑量添加組)、Ⅳ組(陰性對照組)和Ⅴ組(陽性對照組)。7日齡時,除陰性對照組不免疫外,其余各組雞均頸背部皮下注射新城疫滅活疫苗,0.25ml/羽,同時Ⅰ、Ⅱ和Ⅲ組分別按10g/kg、20g/kg和40g/kg體重
2、,灌服復(fù)方黃芪制劑,每天1次,連續(xù)5d。然后在免疫后第7、14、21、28d和35d時,從各組中隨機選取8只健康雞無菌采集心血1.0ml,分離血清,用于雞新城疫HI抗體、SOD和IFN-γ的測定。結(jié)果表明:新城疫HI抗體效價,血清中SOD和IFN-γ的活性或濃度,復(fù)方黃芪中劑量均高于其余各組,且與低劑量添加組、陽性對照組相比,呈顯著(P<0.05)或極顯著差異(P<0.01)。說明復(fù)方黃芪按20g/kg體重的劑量給雛雞口服,能明顯提高雛雞的新城疫HI抗體水平,同時也能提高雛雞SOD和IFN-γ的水平關(guān)鍵詞:復(fù)方黃芪;雞新城疫滅活疫苗;ND-HI抗體效價;SOD;IFN-
3、γdoi:10.13302/j.cnki.fi.2015.Z1.016中圖分類號:S816.32文獻標(biāo)識碼:A文章編號:1001-991X(2015)Z1-0059-04EffectsofcompoundastragaluspreparationsontheimmunityefficacyoftheinactivatedvaccineagainstnewcastlediseaseinchickensLiuMingsheng,GanHuiqun,HeShengzhong,FuHongqing,TanJu,XuYongAbstract:Toinvestigatetheeff
4、ectsofcompoundastragaluspreparationsontheimmunityefficacyofthein?activatednewcastlediseasevaccineinchickens,the300sevenday-oldHaiLanchickenswererandomlydi?videdintogroupⅠ(addinglow-dosegroup),groupⅡ(addingmoderate-dosegroup),groupⅢ(addinghigh-dosegroup),groupⅣ(negativecontrolgroup)andgro
5、upⅤ(positivecontrolgroup).Whenthechickenswere7daysofage,theyweresubcutaneousinjectedtheinactivatednewcastlediseasevaccineex?ceptthenegativecontrolgroup,eachof0.25ml.Meanwhile,thechickensinthegroupⅠ,groupⅡandgroupⅢwereoralgavagedthecompoundastragaluspreparationsas10g/kg,20g/kgand40g/kgbod
6、yweight,oncedailyfor5consecutivedays.Thenatthe7,14,21,28dand35dafterimmunizing,eighthealthychickenswererandomlyselectedfromeachgroupand1.0mlbloodwerecollectedsterilizing,serumwasseparatedforthedetectionoftheND-HIantibody,SODandIFN-γ.Theresultsareasfollows:thenew?castlediseaseHIantibodyle
7、vels,serumactivityorconcentrationoftheSODandIFN-γ,thecompoundas?tragalusmoderate-dosegroupwashigherthantheothergroups,andcomparedwiththelow-dosegroupandthepositivecontrolgroup,itwasasignificantorverysignificantdifference.Thestudyshowthatthecom?poundastragaluspreparationsw