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时间:2020-04-22
《解几丁质类芽胞杆菌几丁质酶活性及其次生代谢物的测定-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、福建农业学报29(5):492~497,2014FujianJournalofAgriculturalSciences文章编号:1008—0384(2014)05—492—06郑梅霞,陈峥,刘波,等.解几丁质类芽胞杆菌几丁质酶活性及其次生代谢物的测定EJ].福建农业学报,2014,29(5):492-497.ZHENGM—X.CHENZ,LIUB,etaI_TheCaracteristicsofCitinaseAtivityandScondaryMtabolitesinPaenibacillusCitinolyticus[J]FujianJo
2、urnalofAgriculturalSciences,2014,29(5):492—497.解几丁质类芽胞杆菌几丁质酶活性及其次生代谢物的测定郑梅霞,陈峥,刘波,刘程程。,车建美,蓝江林,潘志针,朱育菁,唐建阳(1.福建省农业科学院农业生物资源研究所,福建福州350003;2.福建农林大学生命科学院,福建福州350002)摘要:采用几丁质酶培养基筛选出FJAT一10038芽胞杆菌,测定其几丁质酶活力为11.O4U·mL~,说明FJAT一10038芽胞杆菌能够产几丁质酶。采用气相色谱质谱联用(GC/MS)的方法分析FJAT~10038发酵液丙
3、酮萃取的成分,初步鉴定出31种化合物。在鉴定出的化合物中,相对含量超过1O%的有2种,分别是六氢化一吡咯环[1,2一a]一毗嗪一1,4一二酮和异丁醚,相对含量分别为44.17和15.58;匹配率在9O以上的成分有3种,分别是二叔丁基对甲酚、六氢化一吡咯环[1,2~a]一吡嗪一1,4-二酮和六氢一3一苯甲基一吡咯并[1,2一a]一吡嗪一1—4一-N,匹配度分别是9O、97和93,相对含量分别是0.43、44.17和0.38;另外还发现一些其他的活性物质。关键词:几丁质酶;气相色谱质谱联用;解几丁质类芽胞杆菌;丙酮萃取中图分类号:S646文献标识
4、码:ATheCaracteristicsofCitinaseAtivityandScondaryMtabolitesinPaenibacillusCitinolyticusZHENGMei—xia,CHENZhen,LIUBo,LIUCheng-cheng,CHEJian-mei,LANJiang-lin,PANZhi—zhen,ZHUYu—jing,TANGJian—yang(1.AgriculturalBioresourceResearchInstitute,FujianAcademyofAgriculturalSicences,Fuzh
5、ou,Fujian350003,China;2.CollegeoJ’LifeScience,FujianAgricultureandForestryUniversity,Fuzhou,Fujian350002,China)Abstract:ThechitinaseactivityofPaenibacilluschitinolyticusFJAT-10038wascharacterizedbyfilteringFJAT一10038Bacillususingchitinasemedium,thechitinaseactivityofwhichre
6、achedat11.044UmL~.Furthermore,AcetoneextractsofFJAT一10038BacilluswereanalyzedbyGC-MS.Ourresultssuggestthatthirteen-onecompoundsareidentified,andthecontentofPyrrolo[1,2-a]pyrazine-1,4-dione,hexahydro—andPropane,1一ethoxy一2一methyl—reached44.1672and15。5814.Meanwhile,thematchdeg
7、reeofButylatedHydroxyt01uene,Pyrrolo[1,2一a]pyrazine一1,4dione,hexahydro—andPyrrolo[1,2-a]pyrazine一1,4-dione,hexahydro一3一(phenylmethy1)一were90;97and93,witharelativeamountby0.4305,44.1672and0.3842.Inaddition,someotheractivesubstanceswerealsobeencharacterized.Keywords:chitinase
8、;GC/MS;Penibacilluschitinolyticus;acetoneextract2004年Jung—SookLee等Ⅲ通过DNA杂交的菌产几丁质酶的
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