<ARTICLE> 5
<LEGEND>
This Schedule contains summary financial information from the Form 10-Q for the
six months ended June 30, 1995 and is qualified in its entirety to such
financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                       1,104,707
<SECURITIES>                                 8,322,890
<RECEIVABLES>                                  138,735
<ALLOWANCES>                                         0
<INVENTORY>                                     64,170
<CURRENT-ASSETS>                            10,064,419
<PP&E>                                       1,865,479
<DEPRECIATION>                                 937,593
<TOTAL-ASSETS>                              18,701,171
<CURRENT-LIABILITIES>                          978,121
<BONDS>                                              0
<COMMON>                                         7,877
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                  17,715,173
<TOTAL-LIABILITY-AND-EQUITY>                18,701,171
<SALES>                                              0
<TOTAL-REVENUES>                               789,357
<CGS>                                                0
<TOTAL-COSTS>                                4,868,121
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                            (4,078,764)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                        (4,078,764)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                               (4,078,764)
<EPS-PRIMARY>                                    (.52)
<EPS-DILUTED>                                    (.52)