<ARTICLE>                        5
       
                                               
<PERIOD-TYPE>                    12-MOS              12-MOS
<FISCAL-YEAR-END>                DEC-31-1997         DEC-31-1996
<PERIOD-START>                   JAN-01-1997         JAN-01-1996
<PERIOD-END>                     DEC-31-1997         DEC-31-1996
<CASH>                             7,277,029          13,024,317
<SECURITIES>                      17,232,585           5,035,851
<RECEIVABLES>                      1,226,416              66,983
<ALLOWANCES>                               0                   0
<INVENTORY>                          346,563             112,794
<CURRENT-ASSETS>                  23,633,846          18,218,498
<PP&E>                             4,055,267             851,276
<DEPRECIATION>                      (361,401)           (179,249)
<TOTAL-ASSETS>                    30,419,720          19,512,289
<CURRENT-LIABILITIES>              5,600,208           3,043,002
<BONDS>                                    0                   0
<PREFERRED-MANDATORY>                      0                   0
<PREFERRED>                                0                   0
<COMMON>                             132,425             121,500
<OTHER-SE>                        22,286,491          16,333,381
<TOTAL-LIABILITY-AND-EQUITY>      30,419,720          19,512,289
<SALES>                            1,551,470           3,996,471
<TOTAL-REVENUES>                   1,551,470           3,996,471
<CGS>                              1,397,960             459,921
<TOTAL-COSTS>                      1,397,960             459,921
<OTHER-EXPENSES>                   8,347,203          20,549,860
<LOSS-PROVISION>                           0                   0
<INTEREST-EXPENSE>                    71,736             138,561
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<INCOME-TAX>                               0                   0
<INCOME-CONTINUING>               (6,828,712)        (16,813,994)
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<EXTRAORDINARY>                            0                   0
<CHANGES>                                  0                   0
<NET-INCOME>                      (6,828,712)        (16,813,994)
<EPS-PRIMARY>                           (.53)              (1.63)
<EPS-DILUTED>                           (.53)              (1.63)