AMENDING AGREEMENT THIS AGREEMENT made and entered into as of the 21st day of March, 2005. AMONGST: DURAVEST, INC., a Florida corporation with a registered office located at 37 Prince Arthur Avenue, Suite 300, Toronto, Ontario Canada, M5R 1B2;...

                                                                Exhibit 12(e)(1)
                                                                ----------------




                               AMENDING AGREEMENT


THIS AGREEMENT made and entered into as of the 21st day of March, 2005.


AMONGST:  DURAVEST, INC., a Florida corporation with a registered office located
          at 00 Xxxxxx Xxxxxx Xxxxxx, Xxxxx 000, Xxxxxxx, Xxxxxxx Xxxxxx, X0X
          0X0;

          (hereinafter called "Duravest")


          INNOVACOR, LIMITED PARTERNSHIP, limited partnership duly formed under
          the laws of Quebec, having a place of business at 0000 Xxxxxxxx Xxxxxx
          Xxxx, Xxxxxxxx, Xxxxxx, X0X 0X0, acting through and represented for
          the purposes hereof by its general partner, Innovacor Management Inc.,
          represented by Xx. Xxxxxxx Xxxxx Xxxxxx, its President, duly
          authorized as he so declares;

          (hereinafter called "Innovacor")


          CARDIO AT WORK INC, corporation duly incorporated under the laws of
          Canada, having its head office at X.X. Xxx 000, Xxxxx-Xxxxx Xxxxxxx
          X0X 3CS, represented for the purpose hereof by Xx. Xxxx-Xxxxxxxx
          Xxxxxxx, its President, duly authorized as he so declares;

          (hereinafter called "CAT")


          XX. XXX XXXXXXXXX. residing and domiciled at 5101 Xxxxxx, Penthouse 0,
          0xxx Xxxxx, Xxxxxxxx. Xxxxxx. X0X 0X0;

          (hereinafter called "Xxxxxxxxx")

          ESTRACURE INC., corporation duly incorporated under the laws of
          Canada, having its head office at 0000 Xxxx Xxxxxxxx Xxxxxx, Xxxxxxxx,
          Xxxxxx, HIT IC8, represented for the purpose hereof by Xx.
          Xxxx-Xxxxxxxx Xxxxxxx, its President, duly authorized as he so
          declares;

          (hereinafter called "Estracure")

          (hereinafter Duravest, Innovacor, CAT, Xxxxxxxxx, Estracure
          collectively called the "Parties")





     WHEREAS the Parties entered into an Option Agreement dated as of January
14h 2005 (the "Option Agreement");

     AND WHEREAS the Parties now wish to amend the Option Agreement;

     NOW THEREFORE, the Parties agree as follows:

     1.   The reference to "Xxxxx Xxxxxxxx" in Section 1 of Schedule B of the
          Option Agreement is deleted and replaced with "Xxxxxx Beaulne";

     2.   All other provisions of the Option Agreement remain unchanged and in
          full effect.


IN WITNESS WHEREOF, THE PARTIES RAVE SIGNED THIS AMENDMENT WHICH HAS INTERVENED
AT THE PLACE AND ON THE DATE FIRST MENTIONED.


INNOCAR, LIMITED PARTNERSHIP,              CARDIO AT WORK, ING.
per Innovator Management, Inc.,
its general partner


Per: /s/ Xxxxxxx Xxxxx Xxxxxx              Per: /s/ Xxxx-Xxxxxxxx Xxxxxxx
     --------------------------------           --------------------------------
     Xxxxxxx Xxxxx Xxxxxx                       Xxxx-Xxxxxxxx Xxxxxxx


DURAVEST, INC.                             ESTACURE INC.


Per: /s/ Xxxxx Xxxxx                       Per: /s/ Xxxx-Xxxxxxxx Xxxxxxx
     --------------------------------           --------------------------------
     Xxxxx Xxxxx                                Xxxx-Xxxxxxxx Xxxxxxx




/s/ Xxx Xxxxxxxxx
-------------------------------------
Xxx Xxxxxxxxx