
<TABLE> <S> <C>

<ARTICLE>5
<LEGEND>
RESTATED FINANCIAL DATA SCHEDULE FOR THE FISCAL YEARS ENDED DECEMBER 31, 1996
</LEGEND>
<MULTIPLIER> 1
       
<S>                             <C>         
<PERIOD-TYPE>                   12-MOS      
<FISCAL-YEAR-END>               DEC-31-1996
<PERIOD-START>                  JAN-01-1996
<PERIOD-END>                    DEC-31-1996
<CASH>                           17,521,745        
<SECURITIES>                              0   
<RECEIVABLES>                       554,210   
<ALLOWANCES>                              0   
<INVENTORY>                               0   
<CURRENT-ASSETS>                 18,241,050   
<PP&E>                           13,278,627   
<DEPRECIATION>                    4,702,296   
<TOTAL-ASSETS>                   26,827,189   
<CURRENT-LIABILITIES>             2,253,565   
<BONDS>                                   0   
<PREFERRED-MANDATORY>                     0   
<PREFERRED>                               0   
<COMMON>                             68,412   
<OTHER-SE>                       24,505,212   
<TOTAL-LIABILITY-AND-EQUITY>     26,827,189   
<SALES>                             851,827   
<TOTAL-REVENUES>                  1,099,787   
<CGS>                               107,676   
<TOTAL-COSTS>                     3,835,151   
<OTHER-EXPENSES>                          0   
<LOSS-PROVISION>                          0   
<INTEREST-EXPENSE>                        0   
<INCOME-PRETAX>                  (2,735,364)  
<INCOME-TAX>                              0   
<INCOME-CONTINUING>              (2,735,364)  
<DISCONTINUED>                            0   
<EXTRAORDINARY>                           0   
<CHANGES>                                 0   
<NET-INCOME>                     (2,735,364)  
<EPS-PRIMARY>                         (1.21)  
<EPS-DILUTED>                         (1.21)  
                                              
                                                     






</TABLE>
