Any member of the board of directors and any employee or other agent or adviser of the authority, who has a direct or indirect interest in any contract or transaction with the authority, shall disclose this interest to the authority. This interest shall be set forth in the minutes of the authority, and no director, employee, or other agent or adviser having such interest shall participate on behalf of the authority in the authorization of any such contract or transaction; except that the provisions of this section shall not be construed to prohibit any employee of the university of Colorado who is a member of the board of directors, who has no personal interest, from voting on the authorization of any such contract or transaction between the authority and the regents.