嘉定新城：智慧化城市模板.pdf.pdf.pdf

文档介绍：V,ww.******@,田芬,项丽丽,霍贵成(,哈尔滨150030;,上海200000)摘要:将筛选出的嗜酸乳杆菌接种于25%的高质量分数脱脂乳中发酵,在单因素pH值、温度以及接种量试验的基础上,-。结果表明:高质量分数25%脱脂乳培养基对菌株的生长有一定促进作用,、℃、%,。关键词:嗜酸乳杆菌;高质量分数脱脂乳;发酵条件;响应面法中图分类号::A文章编号:1001-2230(2012)05-0034—04OptimizedthehighmassfractionFermentationConditionsforLactobacillusaci-dophilusNIANJing—,XIANGLi—li。,HUOGui—cheng(,MinistryofEducation,NortheastAgriculturalUniversity,Harbin150030,China,&FoodCo.,LtdShanghai200000,China)Abstract:Usingresponsesurfacemethodology(KSM)foroptimizedthefermentationconditionsforLactobacillusacidophilus,highmassfractionofskimmedmilkwasusedasthemedium,basedonthesinglefactortestsoffermentationpH,%ofthehighmassfractionofskimmedmilkcanpartlypromotethegrowthofLactobacillusaci—dophilus,theoptimalcultureconditions:,%。cfu/:Lactobacillusacidophilus;highmassfractionofskimmedmilk;technicalconditionoptimization;responsesurfacemethodO引言嗜酸乳杆菌(Lactobd洲z“s4cidophilus)、治疗腹泻、降低胆固醇和抑制有害菌等促健康作用的益生菌_1l,具有较高的开发价值[21。