affinityantiantibodiesantibodyarmbiosimilarbispecificboundcamelidcellcharacterizationchemicalchickenclassescrossmabdiscoverydisplaydomaindualdvdefalizumabengagerexchangefabfragmentgenerationglycoengineeredglycosylationhighhumanizedidiotypicigigyimmunoglobulinkdalibrarymagicmembranemethodmhcmonoclonaloxidationpanningpeptidephagephagemidphysicoprincipleproductionproteinrabbitraptivarecombinantscfvscreeningservicesinglespecificsynthesistandemtechnologytetramertherapeuticthroughputvariable