Antigen means a substance recognized by the body as being foreign; it results in the production of specific antibodies directed against it.
Antibody means a molecule or a gene encoding such a molecule comprising or containing one or more immunoglobulin variable domains or parts of such domains or any existing or future fragments, variants, modifications or derivatives thereof.
Licensed Antibody means (a) any Licensed Program Antibody and (b) any other Antibody that is a variant, fragment, derivative or other modification of a Licensed Program Antibody, that (i) Targets the Licensed Target, (ii) is made by or on behalf of Celgene or its Affiliates or Sublicensees during the Term in the course of its activities performed under this Agreement (or during the term of the Licensed Program U.S. License Agreement in the course of its activities performed thereunder) and (iii) is claimed (or was claimed in an issued Patent that has subsequently expired) as a composition of matter in a Licensed Program Patent set forth on Schedule 1.46(b), a Prothena Licensed Collaboration Patent set forth on Schedule 1.63, or Joint Program Patent (as defined in the Master Collaboration Agreement) as applicable, or any substitutions, divisionals, continuations, continuations-in-part, reissues, renewals, registrations, confirmations, re-examinations, extensions, supplementary protection certificates and the like of any such Licensed Program Patents, Prothena Licensed Collaboration Patents or Joint Program Patents (as defined in the Master Collaboration Agreement).
Licensed Compound means [***].
Collaboration Compound means any of the following: (a) FG-4592, (b) any HIF Compound (other than FG-4592) that is added to this Agreement pursuant to Section 3.6, and (c) any salts, esters, complexes, chelates, crystalline and amorphous morphic forms, pegylated forms, enantiomers (excluding regioisomers), prodrugs, solvates, metabolites and catabolites of any of the foregoing ((a) or (b)).