Exhibit 10.1 LETTER OF AGREEMENT This is a Letter of Agreement between Biomune Systems, Inc. (the "Company") and Dr. Allan H. Barker ("Consultant") effective as of June 3, 1997. CONSULTING DUTIES Consultant has performed services for the Company which includes but are not limited to the following: A. Designed and reviewed protocols for clinical trials. B. Reviewed research data the Company receives from various Universities. C. Designed and reviewed information regarding IND's. D. Various communication with the FDA. COMPENSATION Consultant will be compensated as follows: a. 90,000 free-trading shares of the Company's Common Stock. The above description of duties and compensation are agreed to by the undersigned. Biomune Systems, Inc. By: /s/ Michael G. Acton /S/ Allan H. Barker - ---------------------------- -------------------------- Michael G. Acton Allan H. Barker Its: Chief Financial Officer and Controller June 2, 1997 June 2, 1997 - ------------ ------------ Date Date