1、江南大學(xué)碩士學(xué)位論文具有降低β乳球蛋白抗原性乳酸菌篩選及其特性研究姓名：姜俊申請學(xué)位級別：碩士專業(yè)：食品科學(xué)指導(dǎo)教師：陳衛(wèi)20090301AbstractAbstractThewheyproteinBlactoglobulin，whichaccountsfor436％一500％wheyproteinintotalproteinand249／Linskimmilk，isakindofspecialproteinsynthesizedbyt

2、heepidermiccellofgalactophoreinruminantsThenaturalplactoglobulinisthemajorallergeninmilkforchildrenandinfantswhichbadlyblockstheabsorbtionofmilkproteinforinfantsAstrainWPC09withhi曲abilityteducep—lgantigenitywasisolatedfr

3、omtherawmilkThemorphological，physiologicalcharacteristicsand16srDNAsequenceofstrainWPC09werestudiedandtheresultsshowedthatcharacteristicsofthisstrainwereessentiallyconsistentwithLactobacilluscaseiTheoptimumgrowthtemperat

4、ureofLcaseiWPC09iS37℃astothepHtheoptimumis65Withthel％(v／V)cellofLcaseiWPC09at37℃for24hinmilk，thereductionrateofplactoglobulinantigenityWas920％Atthesamecondition，p—lactoglobulinantigenityofMRSwhichwasaddedwithB1actoglobul

5、inreduced741％，italsohasthehighabilityThesupematantandintactcellsofLcaseiWPC09alsohavetheabilitytoreduceplactoglobulinantigenitySOwesupposedthatitwasthecombinedactionofgrowthandproductofmetabolismLcaseiWPC09hasthehi曲abili

6、tyteduceantigenicresponseofIMactoglobulin，SOwestudiedthedrugsensitivitytolerancetoacidbiblesaltandNaClTheresistanceforantibioticofLeaselWPC09indicatesthatitissensitivetothemostoftheantibioticinthe26kindsofcommonantibioti