F.Holensteinetal./J.Chromatogr.A1418(2015)103–109109 Table1 Comparisonbetweenautomatedandmanualprocessofthequalityofpuri?edmAbs. AutomatedprocessManualprocess aa Recovery[%]Aggregates[%]Monomeric[%]Endotoxin[EU/mg]Recovery[%]Aggregates[%]Monomeric[%]Endotoxin[EU/mg] mAb155.40.399.71.453.31.198.90.6 mAb2660.399.3<0.861.61.198.9<0.5 mAb380.60.499.6<0.568.40.299.8<0.3 mAb459.30.199.9nd42.81.188.3nd mAb537.00.199.9nd27.90.499.6nd mAb671.10.399.7<0.448.90.399.7<0.3 mAb767.60.191.8<0.440.80.191.2<0.3 mAb885.30.999.1<0.763.51.798.3<0.5 nd:notdetermined. a The?nalrecoveryrepresentsthepercentageofmAbmeasuredinthepuri?edfractionsbyNanodrop(A)tothatmeasuredintheunclari?edCBbyIPCasdescribed 280nm inSection2.4. 4.Conclusion[4]S.C.Almo,S.J.Garforth,B.S.Hillerich,J.D.Love,R.D.Seidel,S.K.Burley,Protein productionfromthestructuralgenomicsperspective:achievementsandfuture needs,Curr.Opin.Struct.Biol.23(2013)335–344. Wehaveset-upanautomatedsystemforin-lineharvestingand [5]M.A.Elsliger,A.M.Deacon,A.Godzik,S.A.Lesley,J.Wooley,K.Wüthrich,I.A. puri?cationof1-Lantibodycontainingcell-culturebrothstocoverWilson,TheJCSGhigh-throughputstructuralbiologypipeline,ActaCrystallogr. 1(2010)1137–1142. ourneedsfortheef?cientpreparationoftherapeuticantibodycan- [6]S.A.Lesley,Parallelmethodsforexpressionandpuri?cation,MethodsEnzymol. didatesintheearlyinvitroandinvivopro?lingphase.Byintegrating 463(2009)767–785. thetime-consumingharvestingstepintheautomatedprocess,we [7]R.Gonzalez,L.L.Jennings,M.Knuth,A.P.Orth,H.E.Klock,W.Ou,J.Feuerhelm, M.V.Hull,E.Koesema,Y.Wang,J.Zhang,C.Wu,C.Y.Cho,A.I.Su,S.Batalov,H. couldreduceourdownstreambottlenecksthatweexperienced, Chen,K.Johnson,B.Laf?tte,D.G.Nguyen,E.Y.Snyder,P.G.Schultz,J.L.Harris, whencoveringmanyrequestsforantibodiesinthe50–200mg S.A.Lesley,Screeningthemammalianextracellularproteomeforregulators range.Indeed,toremaincosteffective,wehaveconcentratedour ofembryonichumanstemcellpluripotency,Proc.Natl.Acad.Sci.U.S.A.107 (2010)3552–3557. effortsonthedownstreampart,leavinglimitedmanualstepsfor [8]Q.Long,X.Liu,Y.Yang,L.Li,L.Harvey,B.McNeil,Z.Bai,Thedevelopmentand theupstreamtransienttransfectionandcellcultivation.Abackto applicationofhighthroughputcultivationtechnologyinbioprocessdevelop- backfullyautomatedsolutionatthisvolumescalewouldimply ment,J.Biotechnol.192(2014)323–338. [9]R.Bareither,N.Bargh,R.Oakeshott,K.Watts,D.Pollard,Automateddisposable averycomplexandspace-intensiveroboticinstallation,proba- smallscalereactorforhighthroughputbioprocessdevelopment:aproofof blynecessitatingspeciallytrainedoperators.The?exibilityofour conceptstudy,Biotechnol.Bioeng.110(2013)3126–3138. systemmadeofbench-topinstrumentsequippedwithstandard [10]J.Steen,M.Uhlén,S.Hober,J.Ottosson,High-throughputproteinpuri?ca- componentsandsoftwareshouldbeoperationalforallkindsoftionusinganautomatedset-upforhigh-yieldaf?nitychromatography,Protein Expr.Purif.46(2006)173–178. secretedrecombinantproteinspuri?edbyanycapturestep,suchas [11]G.C.Barnard,M.D.Hougland,Y.Rajendra,High-throughputmAbexpression Fc-proteinsorelse.Furthermore,weconcludethattheautomated andpuri?cationplatformbasedontransientCHO,Biotechnol.Prog.31(2015) processeliminatessubjectiveuserdecisions,minimizingwasteand 239–247. [12]S.C.Wiesler,R.O.Weinzierl,Robotichigh-throughputpuri?cationofaf?nity- potentialcontaminationduetointermediatepoolingandfraction taggedrecombinantproteins,MethodsMol.Biol.1286(2015)97–106. collection,andtherebyincreasesprocessyieldsandreproducibility. [13]A.Lavoisier,J.M.Schlaeppi,Earlydevelopabilityscreenoftherapeuticantibody candidatesusingTaylordispersionanalysisandUVareaimagingdetection, MAbs7(2015)77–83. Acknowledgments [14]S.Geisse,C.Fux,Recombinantproteinproductionbytransientgenetransfer intoMammaliancells,MethodsEnzymol.463(2009)223–238. WethanktheNovartisBiologicsCenterteaminBasel,who [15]J.A.Sigrell,P.Eklund,M.Galin,L.Hedkvist,P.Liljedahl,C.M.Johansson,T.Pless, K.Torstenson,Automatedmulti-dimensionalpuri?cationoftaggedproteins,J. helpedtoset-uptheplatformandprovidedvariousreagents,espe- Struct.Funct.Genom.4(2003)109–114. cially B.Kerins,A.Lavoisier,M.Coulot,S.Popp,N.Lageyre,J.Koelln, [16]Y.Kim,G.Babnigg,R.Jedrzejczak,W.H.Eschenfeldt,H.Li,N.Maltseva,C.Hatzos- andS.Irigaray.WethankA.Tschuppforprovidinghisexpertisein Skintges,M.Gu,M.Makowska-Grzyska,R.Wu,H.An,G.Chhor,A.Joachimiak, High-throughputproteinpuri?cationandqualityassessmentforcrystalliza- automation,M.Glaettli,K.Stein,andL.ErnifromGEHealthcare tion,Methods55(2011)12–28. forhelpfuldiscussions.WethankT.PietzonkaandJ.Hastewellfor [17]R.Bhikhabhai,A.Sj?berg,L.Hedkvist,M.Galin,P.Liljedahl,T.Frig?rd,N.Pet- supportthroughouttheproject. tersson,M.Nilsson,J.A.Sigrell-Simon,C.Markeland-Johansson,Productionof milligramquantitiesofaf?nitytagged-proteinsusingautomatedmultistep chromatographicpuri?cation,J.Chromatogr.A1080(2005)83–92. AppendixA.Supplementarydata [18]J.M.Schlaeppi,M.Henke,M.Mahnke,S.Hartmann,R.Schmitz,Y.Pouliquen, B.Kerins,E.Weber,F.Kolbinger,H.P.Kocher,Asemi-automatedlarge-scale processfortheproductionofrecombinanttaggedproteinsintheBaculovirus Supplementarydataassociatedwiththisarticlecanbefound,in expressionsystem,ProteinExpr.Purif.50(2006)185–195. theonlineversion,athttp://dx.doi.org/10.1016/j.chroma.2015.09. [19]M.Shamashkin,R.Godavarti,T.Iskra,J.Coffman,Atandemlaboratoryscale 040. proteinpuri?cationprocessusingProteinAaf?nityandanionexchangechro- matographyoperatedinaweakpartitioningmode,Biotechnol.Bioeng.110 (2013)2655–2663. References [20]U.Riek,S.Ramirez,T.Wallimann,U.Schlattner,Aversatilemultidimen- sionalproteinpuri?cationsystemwithfullinternetremotecontrolbasedona [1]J.M.Reichert,Antibodiestowatchin2015,MAbs7(2015)1–8. standardHPLCsystem,Biotechniques46(2009)ix–xii. [2]D.Ponsel,J.Neugebauer,K.Ladetzki-Baehs,K.Tissot,Highaf?nity,devel- [21]D.Yoo,J.Provchy,C.Park,C.Schulz,K.Walker,Automatedhigh-throughput opabilityandfunctionalsize:theholygrailofcombinatorialantibodylibrary proteinpuri?cationusingan?KTApuri?erandaCETACautosampler,J.Chro- generation,Molecules16(2011)3675–3700. matogr.A1344(2014)23–30. [3]L.Turunen,K.Takkinen,H.S?derlund,T.Pulli,Automatedpanningand [22]P.Malyala,M.Singh,Endotoxinlimitsinformulationsforpreclinicalresearch, screeningprocedureonmicroplatesforantibodygenerationfromphagedis- J.Pharm.Sci.97(2008)2041–2044. playlibraries,J.Biomol.Screen.14(2009)282–293. |
|