effect of temperature and ph on the activity of spirulina platensis amy []（温度和ph值对螺旋藻amy活性的影响[]）

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1、EffectoftemperatureandpHontheactivityofSpirulinaplatensisAMY[1]（温度和pH值对螺旋藻AMY活性的影响[1]）No.Volume78issue,2007AprilScience,technologyandEngineeringVol17No18Apr12007167121819(2007)0821300205Science,Technology,and,Engineering,Z,2007,Sci1Tech1Engng.BioscienceTemperatureandPHvalueon

2、SpirulinaTheeffectofAMYactivityHuRuipingLiShuyuan1LiuYan1JoeChenTwo(biochemistryteachingandresearchsectionofInnerMongoliaMedicalCollegeHohhot010059、Schooloflifescience,InnerMongoliaNormalUniversity1,Hohhot010022;Collegeofagriculture,InnerMongoliaAgriculturalUniversity2,Hohhot

3、010018)DifferencesonAMYForthedevelopmentandutilizationofSpirulinaGermplasmResources.Theoreticalbasis.Abstractadoption3,5-twonitrosalicylicacid(DNS)ofSpirulinaplatensisonalkalinelakeInnerMongoliaSandlandmethodS1andimportedSpirulinaS2andthelargestscrewSpirulinaAmylaseofS3(AMY)a

4、ctivityAndtemperatureandApreliminarycomparativestudyoftheeffectsofpHonitseffectswasconducted.Theresultshows:S1,S2,andS3AMYactivityin25DEGc,Amylase(amylase,AMY)isfoundwidelyinaction,.Accordingtoitscharacteristicsandmodeofaction,itcanbedividedintotwokinds,alpha-precipitationEnz

5、ymes(EC3.,2.,1.1)andbetaamylase(EC,3.,2.,1.2)[2,3]PH516,respectively7117U/g,FW,4411U/g,FW,and5416U/gFW;plantTheoptimumtemperatureisTheoptimumis40DEGC;PH516.UniquetoourcountryS1AMYFortemperatureandPHwiderangeofadaptationAndtheactivityatlowtemperature,hightemperature,strongacid

6、andstrongalkaliishigherthanthatofintroducedspecies.KeywordsSpirulina;amylase;activitytemperature;ThevalueofpHCLCnumberQ94912;documentidentificationcodeAComparativestudyofsteps.InordertodiscovertheendemicspeciesandtheintroducedspeciesinChinaIntissue[1]Spirulinacontainsveryrich

7、nutrientsandphysiologicallyactivesubstancesqualityIthasthefunctionofimprovingbodyimmunityandanti-aging[4].As1materialsandmethodsThefunctionalfoodsandhealthcareproductsofSpirulinaaregettingmoreandmoreattentionregardButthebasicresearchofSpirulinaisrelativelybackward[5,6].Experi

8、mentalmaterialsabouthelix111algaeAMYstudieshavenotbeenreportedInthis