1
                                                                      Exhibit 24


                                POWER OF ATTORNEY



         KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of
Demegen, Inc., a Colorado Corporation, does make, constitute and appoint RICHARD
D. EKSTROM, with full power and authority his true and lawful attorney-in-fact
and agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.







   /s/ James Colker   (SEAL)
- ----------------------
James Colker, Director

   2

                                                                      Exhibit 24


                                POWER OF ATTORNEY


KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of Demegen,
Inc., a Colorado Corporation, does make, constitute and appoint RICHARD D.
EKSTROM, with full power and authority his true and lawful attorney-in-fact and
agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.






    /s/ Robert E. Hannan  (SEAL)
- --------------------------
Robert E. Hannan, Director






   3



                                                                      Exhibit 24


                                POWER OF ATTORNEY



KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of Demegen,
Inc., a Colorado Corporation, does make, constitute and appoint RICHARD D.
EKSTROM, with full power and authority his true and lawful attorney-in-fact and
agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.







        /s/ Jerry B. Hook          (SEAL)
- ----------------------------------
Jerry B. Hook, Ph.D., Director





   4



                                                                      Exhibit 24


                                POWER OF ATTORNEY



KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of Demegen,
Inc., a Colorado Corporation, does make, constitute and appoint RICHARD D.
EKSTROM, with full power and authority his true and lawful attorney-in-fact and
agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.





    /s/ Jesse M. Jaynes     (SEAL)
- --------------------------------
Jesse M. Jaynes, Ph.D., Director





   5



                                                                      Exhibit 24


                                POWER OF ATTORNEY



KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of Demegen,
Inc., a Colorado Corporation, does make, constitute and appoint RICHARD D.
EKSTROM, with full power and authority his true and lawful attorney-in-fact and
agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.






    /s/ John Bridwell  (SEAL)
- -----------------------
John Bridwell, Director




   6



                                                                      Exhibit 24


                                POWER OF ATTORNEY



KNOW BY ALL MEN BY THESE PRESENTS, that the undersigned director of Demegen,
Inc., a Colorado Corporation, does make, constitute and appoint RICHARD D.
EKSTROM, with full power and authority his true and lawful attorney-in-fact and
agent, for him and his name, place and stead in any and all capacities, to
sign the Registration Statement on Form SB-2 for the registration of 16,251,272
shares of Common Stock, par value $0.001 per share, and to file such
Registration Statement, so signed, with all exhibits thereto, with the
Securities and Exchange Commission, hereby further granting unto said
attorney-in-fact full power and authority to do and perform any and all acts and
things requisite and necessary to be done in and about the premises as fully to
all intents and purposes as he might or could do in person; the undersigned
hereby ratifies and confirms all that said attorney and agent, shall do or cause
to be done by virtue hereof.


         IN WITNESS WHEREOF, THE UNDERSIGNED HAS HEREUNTO SET HIS HAND AND SEAL
THIS 8th day of January 2001.







      /s/ Konrad M. Weis       (SEAL)
- -------------------------------
Konrad M. Weis, Ph.D., Director