Mr. Nathan Yoganathan

1,000,000 of these common shares, held by MBG's President, Nathan Yoganathan, will be subject to a cancellation provision that will lapse three years from the date of closing of the RTO.Such cancellation provision shall terminate upon MBG making a commercial sale of a diagnostic tool based on technology developed or licensed by MBG; provided that, if MBG has not by the expiration of the three year lapsing period made a commercial sale as aforesaid, then Mr. Yoganathan shall immediately return to MBG for cancellation such 1,000,000 common shares.

The directors of MBG are Senator Wilbert Keon, M.D., O.C., John Rayson, M.D., Bruce Sells, Ph.D. and Nathan Yoganathan Ph.D., and such persons will remain the directors of MBG post-RTO.