Bioassays definition of Bioassays by The Free Dictionary

bi·o·as·say (b-s,--s)n.1.DeterminationofthestrengthorBIOLOGicalactivityofasubstance,suchasadrug,bycomparingitseffectswiththoseofastandardpreparationonatestorganism.2.Atestusedtodeterminesuchstrengthoractivity.tr.v.bi·o·as·sayed,bi·o·as·say·ing,bi·o·as·saysTocausetoundergoabioassay.bioassayn(Biochemistry)amethodofdeterminingtheconcentration,activity,oreffectofachangetosubstancebytestingitseffectonalivingorganismandcomparingthiswiththeactivityofanagreedstandardvb(Biochemistry)(tr)tosubjecttoabioassaybioassay(n.baose,-æsev.baose)

n.1.determinationofthebiologicalactivityorpotencyofasubstance,asavitaminorhormone,bytestingitseffectonthegrowthofanorganism.v.t.2.tosubjecttoabioassay.[191015]bioassay
Pastparticiple:bioassayed
Gerund:bioassaying

ImperativebioassaybioassayPresentIbioassayyoubioassayhe/she/itbioassayswebioassayyoubioassaytheybioassayPreteriteIbioassayedyoubioassayedhe/she/itbioassayedwebioassayedyoubioassayedtheybioassayedPresentContinuousIambioassayingyouarebioassayinghe/she/itisbioassayingwearebioassayingyouarebioassayingtheyarebioassayingPresentPerfectIhavebioassayedyouhavebioassayedhe/she/ithasbioassayedwehavebioassayedyouhavebioassayedtheyhavebioassayedPastContinuousIwasbioassayingyouwerebioassayinghe/she/itwasbioassayingwewerebioassayingyouwerebioassayingtheywerebioassayingPastPerfectIhadbioassayedyouhadbioassayedhe/she/ithadbioassayedwehadbioassayedyouhadbioassayedtheyhadbioassayedFutureIwillbioassayyouwillbioassayhe/she/itwillbioassaywewillbioassayyouwillbioassaytheywillbioassayFuturePerfectIwillhavebioassayedyouwillhavebioassayedhe/she/itwillhavebioassayedwewillhavebioassayedyouwillhavebioassayedtheywillhavebioassayedFutureContinuousIwillbebioassayingyouwillbebioassayinghe/she/itwillbebioassayingwewillbebioassayingyouwillbebioassayingtheywillbebioassayingPresentPerfectContinuousIhavebeenbioassayingyouhavebeenbioassayinghe/she/ithasbeenbioassayingwehavebeenbioassayingyouhavebeenbioassayingtheyhavebeenbioassayingFuturePerfectContinuousIwillhavebeenbioassayingyouwillhavebeenbioassayinghe/she/itwillhavebeenbioassayingwewillhavebeenbioassayingyouwillhavebeenbioassayingtheywillhavebeenbioassayingPastPerfectContinuousIhadbeenbioassayingyouhadbeenbioassayinghe/she/ithadbeenbioassayingwehadbeenbioassayingyouhadbeenbioassayingtheyhadbeenbioassayingConditionalIwouldbioassayyouwouldbioassayhe/she/itwouldbioassaywewouldbioassayyouwouldbioassaytheywouldbioassayPastConditionalIwouldhavebioassayedyouwouldhavebioassayedhe/she/itwouldhavebioassayedwewouldhavebioassayedyouwouldhavebioassayedtheywouldhavebioassayedThesaurusAntonymsRelatedWordsSynonymsLegend:SwitchtonewthesaurusNoun1.bioassay-appraisalofthebiologicalactivityofasubstancebytestingitseffectonanorganismandcomparingtheresultwithsomeagreedstandardbio-assayassay-aquantitativeorqualitativetestofasubstance(especiallyanoreoradrug)todetermineitscomponents;frequentlyusedtotestforthepresenceorconcentrationofinfectiousagentsorantibodiesetc.immunoassay,immunochemicalassay-identificationofasubstance(especiallyaprotein)byitsactionasanantigen;"PSAinthebloodcanbemeasuredwithanimmunochemicalassay"pregnancytest-aphysiologicaltesttodeterminewhetherawomanispregnantVerb1.bioassay-subjecttoabio-assayassay-analyze(chemicalsubstances)TranslationSBI·o·as·sayn.bioensayo,pruebadedeterminacióndelapotenciadeunadrogaenanimales.


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Bioassayswitheggswereconductedusingtwomethods.Naturalinsecticidebased-leavesextractofPiperaduncum(Piperaceae)inthecontrolofstinkbugbrownsoybean/InseticidanaturalabasedeextratodefolhadePiperaduncum(Piperaceae)nocontroledopercevejomarromdasojaThecompanydoesthisbyinvestigatingnewchemistriesthatarediscoveredandrigorouslytestedusingavarietyoftechniques,suchasbioassays.Onechemicalclasswhichhadn"tbeenexaminedextensivelyasacomponentforcropprotectionchemicalsisthesulfoximinechemicalmoietys,whichisachiral,nitrogen-containingsulfurcompound.NewinsecticideclassTostandardizemonitoringforinsecticideresistance,theWorldHealthOrganization(WHO)hasdevelopedsimplebioassaysthatusefilterpapersimpregnatedwithinsecticideatapredefineddiagnosticdose.Increasedpyrethroidresistanceinmalariavectorsanddecreasedbedneteffectiveness,BurkinaFasoForthistwobioassayswereconductedwithextractconcentrations0.5%,1.0%,2.0%and4.0%andcontrols(distilledwaterandDMSO).SelectividaddelextractodeAnnona(Annonaceae)aparasitoidedehuevosTrissolcusurichi(Hymenoptera:Platygastridae)DaphnialaevisisacladoceranwithawidedistributionintheAmericasandhasbeenstudiedasapossIBLetest-organismintoxicitybioassays.ThepresentworktestedtheacuteeffectonDlaevismobilitywhenfedasaxitoxin-producing(STXandneoSTX)C.EffectsofCylindrospermopsisraciborskiistrains(Woloszynska,1912)Senayya&SubbaRajuonthemobilityofDaphnialaevis(Cladocera,Daphniidae)/EfeitosdecepasdeCylindrospermopsisraciborskii(Woloszynska,1912),Senayya&SubbaRajunamobilidadedeDaphnialaevis(Cladocera,Daphniidae)M2EQUITYBITES-January22,2014-ReactionBiologysignscontractwithCisbioBioassaysReactionBiologysignscontractwithCisbioBioassays18November2013-BelgianBelgiancancertherapyanddiagnosisspecialistIonBeamApplicationsSA(EBR:IBAB),orIBA,saidtodayithadfinalisedthesaleofitsunitCisbioBioassaysSAStoEuropeanprivateequityfirmArgosSoditicinadealvaluingthetargetatnearlyEUR25m(USD33.8m).BelgiancancertherapycoIBAclosessaleofCisbioBioassaysforEUR25mmusae:UV-AirrADIationwasfoundtobetheleasteffectiveinboththeinvitrobioassays.NoneoftheUV-Atreatmentexhibitedsignificanteffectonfungalbiomassinmaltextractbrothbioassay.MANAGEMENTOFANTHRACNOSEOFBANANABYUVIRRADIATIONBioassaystestwasconductedonlaboratorymice,thepresscenteroftheMiNISTryofHealthsaid.MinistryofHealthsaysmicroscopicexaminationdoesnotconfirmhumancaseofplagueinIssyk-Kul(SeeNews)-May14,2013-BelgiancancertherapycompanyIonBeamApplications(IBA)(EBR:IBAB)saidtodayithadsignedatermsheetwithaEuropeanprivateequityfirmforthesaleofitsCisbioBioassaysdivision.BelgianIBAfindsbuyerforCisbioBioassaysunitDonwood,whichsufferedsignificantmasslossesinthebioassays.Usingstandardexperimentalproceduresfromthewoodpreservationindustry,concentrationsof0.01,0.1,1.0,2.5and5.0percentneemoilinwhitespiritwerebioassayedagainstfivespeciesofdecayfungi.Woodpreservationbasedonneemoil:evaluationoffungicidalandtermiticidaleffectivenessAsMunnecke(12)stated,"thetruechangeintoxicityofapesticidecontainingmediumcanonlybemeasuredbyconductingpertinentinvivobioassays....Arapidandinexpensivebioassaytoevaluatethedecontaminationoforganophosphates