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来源:与其批评不如激励  作者:   发表时间:2019-10-23 18:41:17

  在中国银联与各家商业银行共同努力下,我国银行卡的联网通用不断深化,银联网络不仅在东部地区和大中城市日益普及,更进一步加速向中西部地区、中小城市和广大农村地区延伸。在中国银联与各家商业银行共同努力下,我国银行卡的联网通用不断深化,银联网络不仅在东部地区和大中城市日益普及,更进一步加速向中西部地区、中小城市和广大农村地区延伸。China'sfirstbio-safetylaboratoryforresearchintohighlycontagiousvirusessuchasEbolawillgointooperationbytheendofthisyear,ScienceandTechnologyDailyreportedonTuesday.TheLevelfourlaboratory,knownasP4laboratory,hasobtainedauthorizationfromtheChinaNationalAccreditationServiceforConformityAssessmentafteritwasinauguratedin2015,YuanZhiming,directoroftheWuhanbranchoftheChineseAcademyofSciences,toldtheScienceandTechnologyDaily.TheP4laboratorywillconductresearchintopathogenswiththehighestlevelofbiohazard,suchasEbola,theLassafevervirusandMarburgvirusdisease,Yuansaid."Pathogensandviruseswithhightoxicitycouldresultindeathinbothhumansandlivestock,butscientistshavenotcomeupwitheffectivemeasurestocounterthem.Thus,thereisanurgentneedtostudythem,"Yuansaid.TheWuhan-basedP4laboratoryhas10doorsinitscorearea,andisthesafesttypeoflaboratoryforscientificstudies.Air,liquidandsolidwastefromthelaboratorywillbeprocessedtopreventtheleakoffatalviruses,accordingtoYuan.Thelaboratoryalsoemphasizedtheimportanceofphysicalprotectionforhumans.Positivepressureprotectivesuitswornbyresearcherscontainbuilt-inrespiratorysystemsresemblingspacesuits,Yuansaid.Thesuitsseparateresearchersfromtheoutsideenvironmentsothatvirusescannotcomeintocontactwithpeople.TheuseoftheP4laboratorymarkstheChina'sestablishmentofamulti-levelbio-safetylaboratorysystem.Atotalof53suchlaboratorieshavebeenaccreditedbyauthorities.  

  ScientistsonThursdayannouncedabreakthroughinproducingthefirstbatchoflivepigsfreeofdangerousviruses,settingthestagefortransplantinglife-savingorgansfromtheanimalsintohumans.InapaperpublishedintheU.S.journalScience,researchersfromtheU.S.,ChinaandDenmarkdescribedhowtheyusedthepowerfulgene-editingtoolCRISPRtomodifypigcellsandproduceembryosfreeoftheso-calledporcineendogenousretroviruses(PERVs)inordertocreatethedesiredpiglets.LuhanYang,co-founderandchiefscientificofficerataMassachusetts-basedbiotechnologycompanycalledeGenesis,wholedthestudy,hailedthefirstPERV-freepigsas"animportantmilestone"fortheuseofanimalorgansforhumantransplant."Ourworkfundamentallyaddressedtheriskofcross-speciesviraltransmissioninxenotransplantation,"YangtoldXinhua.Worldwide,humanorgansfortransplantareinshortsupply.Researchersandclinicianshavelonghopedthatthechallengecouldbealleviatedthroughtheavailabilityofsuitableanimalorgansfortransplant,aconceptknownasxenotransplantation.Pigsinparticularhavebeenespeciallypromisingcandidatesduetotheirsimilarsizeandphysiologytohumans.Butoneofthelargestsafetyconcernshasbeenthefactthatmostmammalsincludingpigscontainrepetitive,latentretrovirusfragmentsintheirgenomes--presentinalltheirlivingcells--thatareharmlesstotheirnativehostsbutcancausediseaseinotherspecies.ThepresenceofPERVsinpigsbroughtmorethanabilliondollars'worthofpharmaceuticalindustryinvestmentsindevelopingxenotransplantmethodstoastandstillbytheearly2000s,accordingtothestudy.Then,Yangandcolleaguesdemonstratedina2015Sciencepaperamethodtoinactivateall62copiesofPERVsinporcinecellsandeliminatedPERVtransmissiontohumancells.Inthenewstudy,theresearchersdevelopedastrategytoenableefficientandprecisegeneeditingtodeactivateall25genomicsitesrelatedtoPERVsinpigfibroblastcellsusingtheCRISPRtechnology.Inconjunctionwithamethodtoinhibitcelldeathduringgeneediting,theysuccessfullyproducedviablePERV-freeporcineembryosviasomaticcellnucleartransfer,thesamemethodthatcreatedDolly,theworld'sfirstclonedsheep,in1996.TheteamthenimplantedthePERV-freeembryosintosurrogatesowsanddemonstratedtheabsenceofPERVre-infection,initiallyinfetusesandfinallyinrecentlybornpiglets."Atleastforthosewhoarefourmonthsold,wedidnotobservedifferenceinphysiologybetweenthemodifiedpigletsandnormalones,"Yangsaid."Wewillcontinuetousethisplatformtoengineerthepiggenome,onthebasisofPERV-freepigs,toenhancepig-to-humanimmunologicalcompatibilityfortheclinicalxenotransplantationofporcineorgansasearlyaspossible,"shesaid.ThepaperwasalsoauthoredbyresearchersfromHarvardUniversityandChina'sZhejiangUniversity,YunnanAgriculturalUniversity,ThirdMilitaryMedicalUniversityandResearchInstituteofShenzhenJinxinnongTechnologyCoLtdaswellasDenmark'sAarhusUniversity.ProfessorDarrenGriffinoftheUniversityofKent,whowasnotinvolvedinthestudy,saidthefindingrepresents"asignificantstepforwardtowardsthepossibilityofmakingxenotransplantationareality.""However,therearesomanyvariablesincludingethicalissuestoresolvebeforexenotransplantationcantakeplace,"Griffincautioned.Anotheroutsideexpert,ProfessorIanMcConnelloftheUniversityofCambridge,soundedasimilarlycautionarynote,callingthiswork"apromisingfirststep.""Itremainstobeseenwhethertheseresultscanbetranslatedintoafullysafestrategyinorgantransplantation,"McConnellsaid."Eveniforgansfromthesegene-editedpigscouldbesafelyusedtoovercomevirustransmission,thereremainformidableobstaclesinovercomingimmunologicalrejectionandphysiologicalincompatibilityofpigorgansinhumans."  目前已和国内工商银行、农业银行建设银行、招商银行、上海浦发银行等各大商业银行以及中国邮政、VISA国际组织等各大机构建立了战略合作,成为金融机构在网上支付领域极为信任的合作伙伴,支付宝现已有超过1亿的会员用户。AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)

  PresidentXiJinpingmeetsadelegationofTheEldersattheGreatHallofthePeopleinBeijingonMonday.Xitoldtheprominentgroup,includingex-politicalleadersfromaroundtheworld,thatChinaisdedicatedtosupportingmultilateralprocesses.[PhotobyFengYongbin/ForChinaDaily]ChinawouldliketowalkinthesamedirectionastheUnitedStates,handletheirdisputesandexpandcooperation,PresidentXiJinpingsaidonMonday.XimadetheremarkwhilemeetingwithadelegationofgloballeaderscalledTheEldersattheGreatHallofthePeopleinBeijing.Theindependentgroupwasfoundedin2007byNelsonMandela,formerpresidentofSouthAfrica.XitoldthegroupthatSino-UStiesareamongtheworld'smostimportantbilateralrelationships.ChinawouldliketodevelopitsrelationswiththeUSonthebasisofcoordination,cooperationandstabilitytoprovidemorecertaintyandpredictabilityfortheworld,headded.Therelationshipbetweenmajorcountriesaffectsthestrategicstabilityoftheworld,andmajorcountriesshoulderspecialresponsibilities,Xisaid.Chinaisdedicatedtopromotingcoordinationandcooperationbetweenmajorcountries,Xisaid,addingthatChinaexpectstomaintainfriendlyrelationswithmajorcountries,avoidconflictsandconfrontation,respecteachotherandcooperateforwin-winresults.Xisaidtheimpactofunilateralismhasworriedmanycountries,butsupportformultilateralismremainsthemainstreamoftheinternationalcommunity.ChinacontinuestosupportthemultilateralprocessesincludingmaintainingtheTreatyontheNon-ProliferationofNuclearWeaponsandenhancingthecooperationonclimatechange,Xisaid.TheBeltandRoadInitiativeputforwardbyChinaisanimportantcontributiontomultilateralismandglobalcooperation,Xisaid,addingthatChinahasworkedwithothercountriestoinnovateincooperationinthepastfiveyears.Asadevelopingmajorcountry,Chinapursueswin-wincooperationandhelpsalldevelopingnationsachievecommondevelopment,Xisaid,addingthattheBRIaimsformutualbenefits.MostofthemembersofTheEldersareleadersofinternationalorganizationsandformerpoliticalleadersincludingBanKi-moon,formersecretary-generaloftheUnitedNations,andErnestoZedillo,formerpresidentofMexico.ItschairwomanisMaryRobinson,formerpresidentofIreland.MembersspokehighlyofChina'sachievementsinenvironmentalprotection,povertyreductionandethnicrelationsanddevelopment.Chinahasplayedaconstructiveroleasaresponsiblemajorcountryatatimewhenmultilateralismisfacingchallenges,andXi'sspeechesatinternationaleventshavesentpositivesignals,theysaid.Notingthatthisyearmarksthe70thanniversaryofthefoundingofthePeople'sRepublicofChina,RobinsonsaidthatChinahasmadegreatprogressintherecentdecades,andshehasseengreatchangesinChina."WehopetoreallyhaveacontinuingdialoguewithChinaonissuesbecausetheyarequiteurgentnow,"shesaid,addingthatmultilateralismis"goingthroughadifficulttime".在建设和运营银联跨行交易清算系统、实现银行卡联网通用的基础上,中国银联积极联合商业银行等产业各方推广统一的银联卡标准规范,创建银行卡自主品牌;推动银行卡的发展和应用;维护银行卡受理市场秩序,防范银行卡风险。ThishandoutphotoobtainedMarch30,2019showsapartiallyexposed,perfectlypreserved66-million-year-oldfishfossiluncoveredbyRobertDePalmaandhiscolleagues.ThescientistshavediscoveredthefossilizedremainsofamassofcreaturesthatdiedminutesafterahugeasteroidslammedintotheEarth66millionyearsago,sealingthefateofthedinosaurs.(Photo/Agencies)ThishandoutphotoobtainedMarch30,2019showsapartiallyexposed,perfectlypreserved66-million-year-oldfishfossiluncoveredbyRobertDePalmaandhiscolleagues.ThescientistshavediscoveredthefossilizedremainsofamassofcreaturesthatdiedminutesafterahugeasteroidslammedintotheEarth66millionyearsago,sealingthefateofthedinosaurs.(Photo/Agencies)ThishandoutphotoobtainedMarch30,2019showsRobertDePalma(L)andfieldassistantKylieRuble(R)excavatefossilcarcassesfromtheTanisdepositThescientistshavediscoveredthefossilizedremainsofamassofcreaturesthatdiedminutesafterahugeasteroidslammedintotheEarth66millionyearsago,sealingthefateofthedinosaurs.(Photo/Agencies)

  AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)截至2009年6月底,境内联网商户达135万户,联网POS机具达211万台,联网ATM机达18万台,分别是银联成立前2001年的9倍、9.7倍和4.7倍,一个规模化的银行卡受理网络在我国已经形成。AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)

  在建设和运营银联跨行交易清算系统、实现银行卡联网通用的基础上,中国银联积极联合商业银行等产业各方推广统一的银联卡标准规范,创建银行卡自主品牌;推动银行卡的发展和应用;维护银行卡受理市场秩序,防范银行卡风险。银联:中国银联是经国务院同意,中国人民银行批准设立的中国银行卡联合组织,成立于2002年3月,总部设于上海。银联:中国银联是经国务院同意,中国人民银行批准设立的中国银行卡联合组织,成立于2002年3月,总部设于上海。

  在建设和运营银联跨行交易清算系统、实现银行卡联网通用的基础上,中国银联积极联合商业银行等产业各方推广统一的银联卡标准规范,创建银行卡自主品牌;推动银行卡的发展和应用;维护银行卡受理市场秩序,防范银行卡风险。AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)AviewofthePeachBlossomValley,apopularsightseeingspotinBomi,Nyingchi,SouthwestChina'sTibetAutonomousRegion.Thevalleyishometomany100-year-oldpeachtrees,whichformanimpressivelandscapewheninbloom.(Photo:ChinaNewsService/YuanJue)支付宝(特别推荐!):支付宝以其在电子商务支付领域先进的技术、风险管控能力赢得银行等合作伙伴的认同。

  ScientistsonThursdayannouncedabreakthroughinproducingthefirstbatchoflivepigsfreeofdangerousviruses,settingthestagefortransplantinglife-savingorgansfromtheanimalsintohumans.InapaperpublishedintheU.S.journalScience,researchersfromtheU.S.,ChinaandDenmarkdescribedhowtheyusedthepowerfulgene-editingtoolCRISPRtomodifypigcellsandproduceembryosfreeoftheso-calledporcineendogenousretroviruses(PERVs)inordertocreatethedesiredpiglets.LuhanYang,co-founderandchiefscientificofficerataMassachusetts-basedbiotechnologycompanycalledeGenesis,wholedthestudy,hailedthefirstPERV-freepigsas"animportantmilestone"fortheuseofanimalorgansforhumantransplant."Ourworkfundamentallyaddressedtheriskofcross-speciesviraltransmissioninxenotransplantation,"YangtoldXinhua.Worldwide,humanorgansfortransplantareinshortsupply.Researchersandclinicianshavelonghopedthatthechallengecouldbealleviatedthroughtheavailabilityofsuitableanimalorgansfortransplant,aconceptknownasxenotransplantation.Pigsinparticularhavebeenespeciallypromisingcandidatesduetotheirsimilarsizeandphysiologytohumans.Butoneofthelargestsafetyconcernshasbeenthefactthatmostmammalsincludingpigscontainrepetitive,latentretrovirusfragmentsintheirgenomes--presentinalltheirlivingcells--thatareharmlesstotheirnativehostsbutcancausediseaseinotherspecies.ThepresenceofPERVsinpigsbroughtmorethanabilliondollars'worthofpharmaceuticalindustryinvestmentsindevelopingxenotransplantmethodstoastandstillbytheearly2000s,accordingtothestudy.Then,Yangandcolleaguesdemonstratedina2015Sciencepaperamethodtoinactivateall62copiesofPERVsinporcinecellsandeliminatedPERVtransmissiontohumancells.Inthenewstudy,theresearchersdevelopedastrategytoenableefficientandprecisegeneeditingtodeactivateall25genomicsitesrelatedtoPERVsinpigfibroblastcellsusingtheCRISPRtechnology.Inconjunctionwithamethodtoinhibitcelldeathduringgeneediting,theysuccessfullyproducedviablePERV-freeporcineembryosviasomaticcellnucleartransfer,thesamemethodthatcreatedDolly,theworld'sfirstclonedsheep,in1996.TheteamthenimplantedthePERV-freeembryosintosurrogatesowsanddemonstratedtheabsenceofPERVre-infection,initiallyinfetusesandfinallyinrecentlybornpiglets."Atleastforthosewhoarefourmonthsold,wedidnotobservedifferenceinphysiologybetweenthemodifiedpigletsandnormalones,"Yangsaid."Wewillcontinuetousethisplatformtoengineerthepiggenome,onthe