AMENDMENT TO OFFSHORE SECURITIES AGREEMENT November 12, 1997 P.R.I.F. L.P. c/o Wood Gundy Inc. 200 King Street West Toronto, Ontario M5H 3Z8 Canada Gentlemen: We refer to that certain Offshore Securities Subscription Agreement, dated May 29, 1996 (the...Offshore Securities Agreement • November 17th, 1997 • Seragen Inc • Biological products, (no disgnostic substances)
