1 Exhibit 4.2 STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT, dated as of April 1, 1996 (the "Effective Date") between Viragen (Europe) Ltd., a Delaware Corporation (the "Company") and Donald Magnus Nicolson ("Optionee"). The Company, hereby grants to...Stock Option Agreement • March 15th, 2000 • Viragen Europe LTD • Biological products, (no disgnostic substances) • Delaware
