Copies of author's previously published articles inserted. / Includes bibliographical references. / xiii, 231, [145] leaves, [2] leaves of plates : ill. ; 30 cm. / Title page, contents and abstract only. The complete thesis in print form is available from the University Library. / Aims to analyse the interactions and to identify synergism occurring between the combinations of adrenaline with ADP and 5-HT with ADP ; and to identify the intraplatelet mechanism involved in signalling the initiation of the enhanced aggregation response. / Thesis (Ph.D.)--University of Adelaide, Dept. of Clinical and Experimental Pharmacology, 1995?