China approves norovirus vaccine for clinical trial

China approves norovirus vaccine for clinical trial

SHANGHAI,June4(Xinhua)--Chineseauthoritieshavegreenlitaclinicaltrialfortheworldsfirsttetravalentvaccineagainstnorovirus,alProductsAdministrationonMay30,itsdeveloper,theInstitutPasteurofShanghai(IPS)undertheChineseAcademyofSciences,,thehighlycontagiousandsometimesdeadlynorovirusinfectsabout685millionpeopleworldw,afterfouryearsofdevelopment,cantheoreticallyprevent80to90percentofnorovirusinfectionsalsoknownas"stomachflu,"saidHuangZhong,svaccinedevelopment,astraditionalstrategiesofinactivationandatmanygenotypes,regionalvariationsanditspropensitytomutate,applyfornewdrugregistration,whichwillbenefitnoroviruspreventioninbothChinaandabroad,saidTangHong,。