definiens: shall mean an individual biological molecule specified in v. 'riting together v.ith appropriate accesssion nwnber or other appropriate sequence information which may be a promising subject for the development of pharmaceutical products or diagnostics for the detection, prevention, treatment, palliation or amelioration of disease, for the improvement oftbe uality of life or the extension oftbe lenEth of life . For the avoidance of doub . the nOmma'UQP b. X_SEARL and the - a anyone mo ec em ' \ OGICAL PATHWAY ) shall make all aspects and molecules identified and specified in wntmg together with ~propriate accesssion number or other appropriate sequence information in . ' ~ such(BIOLOGICAL PA TRW A Y an element of such TARGET - for the pmposes of ex ~ lusivity under this AGREEMENT, ( ii ) acBIOLOGICAL PATHWAY;shall constitute one TARGET for all purposes ofthi~ AGREEMENT, and ( llir;a : ch single extracellular TARGET shall include a ligand and its substrate or its interaction with a specific cell surface receptor as one TARGET for all purposes of this AGREElviENT