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查新项目名称中文:尿激酶提取方法专利查询英文(国内外):查新机构机构名称知识产权部通信地址邮政编码电子邮箱负责人电话传真一、查新目的项目立项检索查新项目的科学技术要点拟设计出树脂吸附,洗脱、纯化,超滤膜渗透浓缩的提取工艺和装置,申报提取方法专利。三、查新点与查新要求要求进行国内、国外查新。四、中国/国际专利检索范围检索时间:2011年9月23日⒈⒉Derwent世界专利IMS世界药物专利五、中国/国际文献检索结论在上述数据库检索范围内,获得了与本项目的密切相关文献。文献1公开了一种采用D160阳离子树脂,亲和膜色谱法及亲和层析法,制备尿激酶的方法(授权)。文献2公开了一种特异性纯化高分子尿激酶层析介质的制备与应用方法(授权)。文献3公开了一种以DEAE纤维素树脂吸附、硫酸铵沉淀的制备尿激酶方法(过期)。文献4公开了一种采用亲和色谱法分离、纯化尿激酶的方法(过期)。文献5公开了一种以人体细胞生产批量尿激酶的方法(过期)。文献6公开了一种亲和色谱仪上的新型吸附剂,以生产高纯度尿激酶(过期)。文献7公开了一种采用离子交换器对尿激酶分离纯化的方法(2012年过期)。文献8公开了一种采用疏水层析纯化尿激酶的方法(过期)。文献9公开了一种从天然尿激酶溶液中生产高纯度尿激酶的过程(过期)。文献10公开了一种采用强酸阳离子交换器纯化尿激酶的方法(过期)。文献11公开了一种从天然尿激酶纯化尿激酶的方法(过期)。文献12公开了一种纯化尿激酶方法(过期)。文献13公开了一种采用阳离子吸附、以羧甲基纤维素为洗脱剂的制备尿激酶的方法(过期)。文献14公开了一种采用硅藻土吸附、洗脱的尿激酶制备方法(过期)。文献15公开了一种利用丙烯腈聚合物和人尿的尿激酶制备方法(过期)。文献16公开了一种从溶液中回收尿激酶的方法(过期)。文献17公开了一种从人尿中分离制备尿激酶的方法(过期)。文献18公开了一种利用DEAE纯化、浓缩尿激酶的方法(过期)。文献19公开了一种分离、回收尿激酶的过程(过期)。文献20公开了一种采用单宁酸沉淀、渗析除杂质的制备尿激酶的方法(过期)。文献21公开了一种利用甘氨酸以提高肾细胞生产尿激酶的方法(过期)。文献22公开了一种利用肾细胞生产尿激酶的方法(过期)。文献23公开了一种利用琼脂糖、琼脂胶对尿激酶进行纯化的方法(过期)。文献24公开了一种利用悬浊液中的尿酸提取尿激酶并进行纯化的方法(过期)。文献25公开了一种利用吸附剂制备尿激酶的方法(过期)。文献26公开了一种利用水不溶性吸附剂制备尿激酶的方法(过期)。文献27公开了一种尿激酶的生产方法(过期)。文献28公开了一种尿激酶的生产方法(过期)。文献29公开了一种吸附蛋白质和纯化尿激酶的方法(过期)。文献30公开了一种应用超滤、加酸或加金属离子、以及一系列色谱柱,从人尿中制备若干中生物活性蛋白(包括尿激酶)的方法(过期)。文献31公开了一种以1-2mM氧化锌或1-2mM硫酸铜作为主要成分,从人尿中沉淀尿激酶,,再用联苯胺-琼脂糖亲和性柱精制,制备尿激酶的方法(过期)。文献32公开了一种利用生物特异性吸附剂最为亲和层析吸附剂,纯化尿激酶的方法(过期)。文献33公开了一种利用肾细胞制备尿激酶的方法(过期)。从上述文献可得知:目前国内有关尿激酶提取、纯化、生产的专利共查到4篇,文献1和2均为专利有效期内,使用其方法将造成侵权;文献30、31已经过期,可以无偿使用。文献一保护的权利是以D160阳离子树脂吸附、氨水洗脱的方法,与要申报立项的方法较为接近;国外有关尿激酶提取、纯化、生产的专利较多,专利3、4、5、6、8~33均已过期。方法较多,且专利均已过期,可以无偿使用,但申请专利则需避开这些已有方法。其中,制备尿激酶的方法包括:从人尿中分离、由人肾细胞中培养;提取、纯化尿激酶的方法包括使用:DEAE纤维素树脂吸附、硅藻土吸附、琼脂糖吸附、沉淀、离子交换、亲和层析等方法。六、检索结果根据检索上述文献及数据库,检出与本委托项目密切相关的文献有:

1、申请号:CN200910186618.0

名称:一种制备尿激酶的方法

申请(专利权)人:南昌市万华生化药业有限公司

发明(设计)人:张志武;刘兰花

公开(公告)日:2010.05.05

公开(公告)号:CN101701215A

申请日:2009.12.07

摘要:一种制备尿激酶的方法,其特征在于采用了D160阳离子树脂交换法,亲和膜色谱法及亲和层析法相结合,以尿激酶粗品为原料制备尿激酶。所得到的尿激酶质量优于现有国内水平,尿激酶比活可达到150,000IU/mg.pr以上,高分子尿激酶相对含量可达到96%以上,尿激酶生物活性回收率可达到65%。本方法解决了现有尿激酶制备方法普遍存在的操作繁琐、产品质量差,收率低和生产成本高等问题。2、申请号:200910186246

名称:

一种特异性纯化高分子尿激酶层析介质及制备方法和应用申请(专利权)人:

南昌市浩然生物医药有限公司

发明(设计)人:杨华英;王启要

公开(公告)日:2010-04-14

公开(公告)号:101693748A申请日:2009.10.15

摘要:一种特异性纯化高分子尿激酶层析介质,其特征是结构为:HOOC-(CH2)4(NH)C-O-R-O-C(NH)NH(CH2)4-CO-X,X=NHC6H5C(NH)NH2,R代表交联琼脂糖基质。本发明的优点是:制备过程简单,反应条件温和,适用于高效分离高分子尿激酶和低分子尿激酶的介质,能够实施高纯度高分子尿激酶的工业生产。3、申请号:US292139

名称:urokinasepreparation申请(专利权)人:

ChoaySA_(ANon-U.S.CompanyorCorporation)_Paris__FR(France)发明(设计)人:VairelEdmondG;Paris;FR(France)公开(公告)日:1975.12.16

公开(公告)号:US3926727A申请日:1972.09.25

摘要:Aninitialsolutionofcrudeurokinaseespeciallyofhumanorigin,issubjectedtoexclusionchromatographybycontactwithaDEAEcelluloseresin,followingadjustmentsofthepHofthesolutiontoavalueoffrom4to6,andofitsconductivitytoavalueoffrom15,000to25,000micromhos,andaneffluentiscollectedtoprovideapreparationenrichedinurokinase.Aurokinase,mixedwithforeignproteins,especiallypyrogens,ispurifiedbyapartialsaturationofanaqueoussolutionofthismixturebyammoniumsulphatetoavalueforwhichtheprecipitateformedwouldnotentrainmorethan5%ofthetotalactivityofurokinaseoftheinitialsolution.Thesupernatentliquidiscollected.Acomplexofurokinaseandheparin,urokinaseheparinate,ismadebyreactingapurifiedsolutionofurokinasewithasolutionofheparin.Ithasrelativeactivitiesof30,000to100,000CTAunitsofurokinasefor100Iuofheparin.Inanisotonicperfusionsolutioninglucoseserum,itsdilutionisfrom300,000to900,000CTAunitsofurokinase/250ml.

4、申请号:US730728

名称:Methodofseparatingandpurifyingtwoactiveformsofurokinaseusingaffinitychromatography申请(专利权)人:

SecretaryofHealth,(USSH)TheUnitedStatesofAmericaasrepresentedbytheEducationandWelfare

发明(设计)人:Johnson,AlanJ.,NY,USSoberano,MercedesE.Ong,EngBeeLevy,Milton

公开(公告)日:1978.01.03

公开(公告)号:US4066506A

申请日:1976.08.08摘要:Anaffinitychromatographymethodfortheseparationandpruificationoftwoactiveformsofurokinasefromacrudeurokinasepreparation.Themethodemploysanextractingagentofagmatinecovalentlycoupledtothesurfaceofawater-insolublesolidsupportmaterialsuchasagarose,andthreeseparatespecificbuffersolutions.Alowionicstrengthbuffer,suchas0.01molarsodiumphosphatebuffer,pH6.0-9.0,isusedinpreparingtheloadingsolutionandforwashingtheextractingagent.Aslightlyhigherionicstrengthbuffer,suchas0.02molarsodiumphosphatebuffer,pH6.0-9.0,isusedasafirsteluantforelutingfromtheextractingagentafirstactiveformofurokinasewhichischaracterizedbyamolecularweightofapproximately33,400andaspecificactivityofapproximately226,000CTAunits/mgprotein.Astillhigherionicstrengthbufferwithaddedsalt,suchas0.1molarsodiumphosphate--0.4molarsodiumchloridebuffer,pH5.0-8.0,isusedasasecondeluantforelutingfromtheextractingagentasecondactiveformofurokinasewhichischaracterizedbyamolecularweightofapproximately47,000andaspecificactivityofapproximately104,000CTAunits/mgprotein.5、申请号:US19810320746

名称:Processfortheproductionofhumanurokinase

申请(专利权)人:HAYASHIBARABIOCHEMLAB[JP]

发明(设计)人:SUGIMOTOKANAME[JP

公开(公告)日:1985.08.27

公开(公告)号:US4537852A

申请日:1981.11.12

摘要:Thepresentinventionrelatestoaprocessfortheproductionofhumanurokinase.Moreprecisely,thepresentinventionrelatestoaprocessforthemassproductionofhumanurokinase,comprisinginvivomultiplicationofhumancellscapableofproducinghumanurokinase,usingthenutrientbodyfluidofanon-humanwarm-bloodedanimal,andexposureofthemultipliedhumancellstoanurokinaseinducer.Thehumanurokinasepresentproductionaccordingtotheinventionismuchhigherthanthatattainedbyconventionalmethodsthus,humanurokinasecanbeusedinsufficientamountinthepreventionandtreatmentofhumandiseases6、申请号:US19800123307

名称:

Adsorbentforurokinasecontainingagarose申请(专利权)人:NIPPONSODACO

发明(设计)人:TAKIGUCHIDAIGAKU;ITOUEIJI公开(公告)日:1982.03.23

公开(公告)号:US4321363A申请日:1980.02.21

摘要:Highlypureurokinasecanbeproducedbyaffinitychromatographyonanoveladsorbentwhichcomprisesawaterinsolublecarrierandaligandunitedtothecarrier.TheligandisshownbythegeneralformulawhereinXisoxygen,sulfuroriminogroup,andRisaminoorcarboxylgroup

7、申请号:US19900590557

名称:

Processforthepurificationandpasteurizationofurokinase申请(专利权)人:HoechstAktiengesellschaft(FARH)

发明(设计)人:Paques,Eric,DE

公开(公告)日:1992.10.20

公开(公告)号:US5156967A申请日:1990.09.28

摘要:Aprocessforthepurificationandpasteurizationofurokinaseusinganionexchangerisdescribed,theproductobtainedhavingafavorableratioofhighmolecularweighttolowmolecularweighturokinase.Theproductcanbeusedfortherapeuticpurposes.8、申请号:US19800146040

名称:

Proteinadsorbentandprocessforthepurificationofurokinase申请(专利权)人:NIPPONSODACO

发明(设计)人:NAKAMURAHIROAKI;KUMITAIZUMI公开(公告)日:1981.12.22

公开(公告)号:US4307228A

申请日:1980.05.02

摘要:AnovelproteinadsorbenthavingagroupofthegeneralformulawhereinXishydrogen,halogen,amino,loweralkylorloweralkoxycarbonylasaligand,isusefulforthepurificationofurokinasebyhydrophobicchromatography,particularlyfortheremovalofthekindsofpyrogenthatcanonlyberemovedwithgreatdifficultybyaffinitychromatographyontheordinaladsorbentofurokinase.9、申请号:US19790053552

名称:Processfortheproductionofurokinaseinpurecondition

申请(专利权)人:ALPHAPATENTLTD

发明(设计)人:HAEFELIROBERT

公开(公告)日:1981.03.31

公开(公告)号:US4259447A

申请日:1979.06.29

摘要:Thereisprovidedaprocessfortheproductionofpure,concentratedurokinasestartingfromacrudeurokinasesolution.ThecrudeurokinasesolutioniscontactedinamediumhavingapHof>=6withaporoussolidmatrixhavingahighspecificsurfaceareaonwhosesurfacethereisimmobilizedaprotinin.SubsequentlytheurokinaseadsorbedinthismanneriselutedinanelutionagenthavingapH<=4.5.Thereareobtainedhighlyconcentratedandverypuresolutionsofurokinase.Theurokinaseisusedinmedicineasapharmaceuticalforthedissolvingoffibrinousclotsandcoagulums.10、申请号:US1978911475

名称:

Processforpurifyingurokinase申请(专利权)人:

SumitomoChemicalCompany,Limited

发明(设计)人:Yanagi,Hideki,JPBai,YasuoYoshikawa

公开(公告)日:1980.02.19

公开(公告)号:US4189350A

申请日:1978.06.01

摘要:Aprocessforpurifyingurokinasebycontactingacrudeurokinase-containingsolutionwithastronglyacidiccationexchangerhavingsulfonicacidgroupsandadjustedtotheNH4+typetoadsorburokinaseonsaidcationexchangerandthenelutingurokinasefromsaidexchanger,characterizedinthatureaispreviouslyaddedtothecrudeurokinase-containingsolutioninsucharatethatthefinalmolarconcentrationofureainthesolutionis3to8M.Thisprocessiscapableofprovidingpurifiedurokinasehavingsubstantiallyconstantandhighspecificactivityfromacrudeurokinase-containingsolutionwithahighrecoveryregardlessofpurityofthecrudeurokinase.11、申请号:US1978889385

名称:

Methodforpurificationofcrudeurokinase申请(专利权)人:

TanabeSeiyakuCo.,Ltd.

发明(设计)人:Chibata,Ichiro,JP,USKakimoto

公开(公告)日:1979.07.10

公开(公告)号:US4160697A

申请日:1978.03.23

摘要:Anaqueoussolutionofcrudeurokinaseiscontactedwithacross-linkeddiethylaminoethyl-agarosetohavepyrogensadsorbedthereon.Theeffluentisthencontactedwithawater-insoluble,hydrophilicpolysaccharidehavingagroupoftheformula:whereinRissulfothio,sulfoorp-sulfophenylamino,andtheurokinaseadsorbediselutedfromsaidpolysaccharide.Pyrogen-freeurokinaseistherebyobtainedinahighpurityastheeluate.12、申请号:US1978883746

名称:

Purificationofurokinase申请(专利权)人:SumitomoChemicalCompanyLimited

发明(设计)人:Bai,Yasuo,JP,USYanagi

公开(公告)日:1979.04.03

公开(公告)号:US4147592A

申请日:1978.03.06

摘要:Aprocessforpurifyingurokinasewhichcomprisescontactingacrudeaqueoussolutionofurokinasewithanionicpullulangelandthereafterseparatingandrecoveringanaqueoussolutionofurokinasedevoidofharmfulimpurities.13、申请号:US1977851480

名称:

Processforproductionofurokinase申请(专利权)人:

AjinomotoCo.,Inc.

发明(设计)人:Takezawa,Kenji,JPNakanishi

公开(公告)日:1979.10.02

公开(公告)号:US4169764A

申请日:1977.11.14

摘要:Methodfortheisolationofurokinasefromhumanurineinwhichtheurokinaseisadsorbedandthereafterelutedwithaqueouscationsurfactantmixture.Novelcarboxyalkylcelluloseisutilizedasapreferredadsorbent.14、申请号:US1976702900

名称:

Methodforobtainingurokinase申请(专利权)人:

HitachiChemicalCompany,Ltd.

发明(设计)人:Urakawa,Masaharu,JPSumiyama,Hiroshi

公开(公告)日:1977.09.13

公开(公告)号:US4048014A

申请日:1976.07.06

摘要:Amethodforobtainingurokinasewhichcomprisesstepsofcontactingapartiallypurifiedurokinase-containingsolutionwithdiatomaceousearthatapHrangeof4.0-8.0,washingsaiddiatomaceousearthadsorbingurokinasethereonwithabuffersolutionofpH6.5-9.0andelutingtheurokinasefromtheadsorbate.15、申请号:US1976701930

名称:

Methodofobtainingurokinase申请(专利权)人:

AsahiKaseiKogyoKabushikiKaisha

发明(设计)人:Tsutomu,Abe,JPYasuo

公开(公告)日:1979.05.01

公开(公告)号:US4028187A

申请日:1976.07.01

摘要:Amethodofobtainingurokinasedirectlyfromhumanurinecomprisingcontactinghumanurinewithanacrylonitrilepolymerofauniqueporousstructureformedatthetimeofpolymerizationforformationofthepolymerandhavingaporosityofnotlessthan10%andaspecificsurfaceareaof5m2/g.andsubsequentlyelutingtheurokinaseadsorbedonthepolymer.Theacrylonitrilepolymeremployedinthemethodofthepresentinventionhasanexcellentadsorptionactivitytourokinaseandtherefore,withuseofanextremelysmallamountoftheadsorbent,thesatisfactoryresultscanbeobtained.Moreover,theporouspolymerofthepresentmethodcanalsobeutilizedforpurificationoflowpuritycrudeurokinaseobtainedbythepriorartmethods.16、申请号:US1976676489

名称:

Methodforrecoveringurokinasefromaurokinase-containingsolution申请(专利权)人:

HitachiChemicalCompany,Ltd.

发明(设计)人:Urakawa,Masaharu,JPSumiyama,Hiroshi公开(公告)日:1977.05.24

公开(公告)号:US4025390A

申请日:1976.04.13

摘要:Amethodforrecoveringurokinasewhichcomprisesbringingaurokinase-containingsolutionintocontactwithatleastonecompoundselectedfromagroupconsistingofcyanoalkylpolysaccharide,cyanoalkylmodified-polysaccharideandcyanoalkylpolyvinylalcoholtosubjecturokinasetoadsorptionandthenelutingtheurokinasefromtheadsorbate.17、申请号:US1967679552

名称:

Productionofurokinase申请(专利权)人:

CENTURYLABINC(CENY)

发明(设计)人:SLOANENATHANH

公开(公告)日:1969.11.11

公开(公告)号:US3477913A申请日:1967.10.31

摘要:Urokinaseisisolatedfromhumanurinebyaddingtotheurine,orforminginsitu,anucleoproteintannicacidppt.,sepg.theppt.containingurokinase,solubilisingtheurokinasebyaddingalkaliatpH8-10,sepg.andpurifyingtheproduct.Urokinaseisanenzymecofactorwhichstimulatestheproductionofplasmin,theclotdissolvingproteolyticenzyme.Themethodallowslargequantitiesofurinetobeprocessedtoobtainurokinaseconcentrates.18、申请号:US1967651707

名称:

Purificationofurokinase申请(专利权)人:

CENTURYLABINC(CENY)

发明(设计)人:SLOANENATHANH

公开(公告)日:1969.11.11

公开(公告)号:US3477912A

申请日:1967.07.07

摘要:Anaq.solutionofasemipureurokinaseconcentrateispurifiedandconcd.byaddingdiethylaminoethylcellulose(DEAE)toamixtureoftheconcentrateandethylenediaminetetraaceticacid(versene)ataslightlyalkalinepH,discardingtheDEAE,anddialysingtheremainingsoln.,afteraddingglucose.Theurokinase/versenemixturemaybedilutedtobelow0.01mversene,mixedwithDEAE,theDEAEstrippedofurokinaseataslightlyalkalinepHandtheurokinaseinsoln.stabilizedbytheadditionofglucose.Furtherpurificationofurokinaseobtainedfromurinebyremovalofproteinandcolouringmatter.19、申请号:USD3542646

名称:

Isolationandrecoveryofhumanurokinaseand/orblood

申请(专利权)人:

GREENCROSSCORP

发明(设计)人:AOKINOBUO;ASADATOSHIO

公开(公告)日:1970.11.24公开(公告)号:US3542646A

申请日:1967.11.15

摘要:Processforisolationandrecoveryofurokinase(I)and/orbloodcoagulationaccelerator(II)inhighpurityfromhumanurinewherein(1)pHofurineisadjustedto4.5with5NHCland35g/lBaSO4isadded,mixt.stirredatroomtemp.for30mins.(2)Soln.centrifuged,washedH2Othensodiumcitrate(10%basedonurineamt.)addedtoeluteBaSO4absorbate.pHadjustedto6.8with1NHCland430g/l(NH4)2SO4added,maintained<4deg.Cfor3hrs.(3)Obtainedppt.centrifugedthendissolvedindist.H2Oanddialysedfor3daysat<4deg.C.1NHClisaddedtopH3.5andppt.isdissolvedinphosphoricacidbuffer(pH6.8).Buffersoln.isdialysed.(4)PurificationeffectedbychromatographyonHematiteCelutingwithphosphoricacidbuffer(pH6.8)(I)ispresentinfractionof0.3molconc.and(II)infractionof0.2and0.3molconc.Thesefractionsaretreatedwith66%(NH4)2SO4,dialysedwithdist.H2Oand0.04moltris-HClbuffer(pH6.8).(I)ischromatographedonDEAE-celluloseand(II)isfilteredthroughSephadexG-200orBiogelP300.20、申请号:US1966586968

名称:

Processforurokinase申请(专利权)人:CENTURYLABINC(CENY)

发明(设计)人:SLOANENATHANH

公开(公告)日:1969.11.11

公开(公告)号:US3477910A

申请日:1966.10.17

摘要:Urokinaseisisolatedfromurinebyprecipitatingwithtannicacid,separatingtheppt.,suspendinginabuffer,solubilizingtheppt.byalkaliandremovingtheimpuritiesfromthesolubilizedproducte.g.bydialysis.Urokinaseisanenzymecofactorwhichstimulatestheproductionofplasmin.

21、申请号:US1975564966

名称:

Urokinaseproduction申请(专利权)人:AbbottLaboratories(ABBO)

发明(设计)人:Lewis,L.James,IA,US

公开(公告)日:1976.01.06

公开(公告)号:US3930945A

申请日:1975.03.31

摘要:Theadditionofspecifiedamountsofglycinetotheproductionmediumforurokinaseusinglivecellsincreasestheproductionofurokinaseby50-600%.22、申请号:US1975563948

名称:

Urokinaseproduction申请(专利权)人:AbbottLaboratories(ABBO)

发明(设计)人:Nicol,EvelynCarmon,IL,US

公开(公告)日:1976.01.06

公开(公告)号:US3930944A申请日:1975.03.31

摘要:Urokinaseisproducedfromacontiguouscultureoflivekidneycellsinanaqs.nutrientmediumcontg.6-50mug.pronaseper100mls.nutrientinaddn.totheusualcellculturemaintenanceaddn.Theurokinaseisafibrinolyticenzymeusedforhumanbloodclottreatment.Inclusionofthepronaseinthe(kidney)cellcultureincreasestheyieldwithnoredn.inquality.Thepronaseispref.presentinamts.of6-20mugper100mls.nutrient.Culturingispref.at37plus-or-minus0.5degreesCatpH7.2for4-5weeks.23、申请号:US1976683239

名称:Methodforpurificationandrecoveryofurokinase

申请(专利权)人:

TheGreenCrossCorporation

发明(设计)人:Uemura,Yahiro,JPUriyu

公开(公告)日:19770301

公开(公告)号:US4010074A

申请日:1976.05.04

摘要:HighlypurifiedurokinaseisobtainedinahighyieldbyadsorbingurokinasefromanaqueouscrudeurokuinasesolutionincludinghumanurineatapHofabout4.0toabout7.0onawater-insolublepolysaccharidecontainingagaroseandagaropectin,forexample,agarandSepharose,andbyelutingurokinasewithanalkalinesolution(pHofabout8to11)orconcentratedsaltsolution.24、申请号:US1974456553

名称:

Productionofurokinase申请(专利权)人:Sloane,NathanH.,TN,US(SLOA-I)

发明(设计)人:Sloane,NathanH.,TN,US

公开(公告)日:1975.05.20

公开(公告)号:US3884760A

申请日:1974.04.01

摘要:Uricacidinsuspensionisusedtoabsorburokinasefromaliquidandsaidurokinaseissubsequentlyelutedfromtheuricacidsuspension.TheurokinaseconcentrateafterelutionfromtheuricacidcanbefurtherpurifiedbymethodsdescribedbySloaneinU.S.Pat.Nos.3,477,910,3,477,911,3,477,912and3,477,913patentedonNov.11,1969.25、申请号:US1969841974

名称:

Urokinaseextdfromhumanurine-usingequineadsorbentfrompregnantmaresurine申请(专利权)人:RANDLABINC(RADE)

发明(设计)人:SLOANENATHANH

公开(公告)日:1972.03.21

公开(公告)号:US3650903A

申请日:1969.07.15

摘要:Urokinase,afibrinolyticagentusefulfordissolvingand/orpreventingbloodclotsandasablood-thinningagent,isprepd.inahighlyconc.formbyadsorptionfromhumanurineusinganadsorbantprepd.fromtheinsolubleppte.whichformsinpregnantmares'urineonstanding.Theproductcontains3,000-10,000CTAunits/mg.protein.26、申请号:US1978866794

名称:

Adsorbentforurokinaseandprocessfortheproductionofurokinase申请(专利权)人:

NipponSodaCompany,Ltd.

发明(设计)人:Nakamura,Hiroaki,JPKumita公开(公告)日:1980.09.30

公开(公告)号:US4225675A

申请日:1980.09.30摘要:Highlypureurokinasecanbeproducedbyaffinitychromatographyontheadsorbent.Theadsorbentcompriseswaterinsolublecarriertowhichthegroupofthegeneralformulawhereinnisanintegerof5to12,miszeroorone,andRis(m-orp-)guanidinoor(m-orp-)amidinogroup;isbound.27、申请号:US197060162

名称:

methodofproductionofurokinase申请(专利权)人:BARBARASLOANE

发明(设计)人:SLOANEN

公开(公告)日:1973.01.16公开(公告)号:US3711377A

申请日:1970.10.22

摘要:Urokinaseispurifiedandconc.bypassingvoidedurinethroughanabsorbent,pref.Florisil,placedinafiltrationtrayinaurinal.Theurokinaseisrecoveredfromtheabsorbentandthetheabsorbedurineispref.thepassedintothesanitarysewersystem.Theenzymecofactorisusedtodissolvebloodclotsandtopreventtheirformation,inthecardiovascularsystem.Theprocesshastheadvantagethatitismoreeconomicandtheconcn.issimplerthanrecoveryfrombenzoicacidhavingabsorbedurokinase.Itisnotnecessarytocollecturineinbulk.28、申请号:US1968722212

名称:

methodofproductionofurokinase申请(专利权)人:CENTURYLABINC(CENY)发明(设计)人:SLOANENATHANH

公开(公告)日:1970.12.01

公开(公告)号:US3544427A

申请日:1968.04.18

摘要:Urineiscontactedwithaninsolublebloodserumproteinprecipitateselectedfromtrichloroaceticacid-precipitatedserum,silicotungsticacid-precipitateds

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