<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 2,723 <SECURITIES> 14,324 <RECEIVABLES> 85 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 17,441 <PP&E> 9,441 <DEPRECIATION> 7,787 <TOTAL-ASSETS> 23,597 <CURRENT-LIABILITIES> 7,549 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 9,682 <COMMON> 138,454 <OTHER-SE> (132,711)<F1> <TOTAL-LIABILITY-AND-EQUITY> 23,597 <SALES> 0 <TOTAL-REVENUES> 1,829 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 4,335<F2> <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (160) <INCOME-PRETAX> (2,346) <INCOME-TAX> 0 <INCOME-CONTINUING> (2,346) <DISCONTINUED> (31) <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (2,377) <EPS-PRIMARY> (0.06) <EPS-DILUTED> (0.06) <FN> <F1>CONSISTS OF ACCUMULATED DEFICIT AND ACCUMULATED OTHER COMPREHENSIVE INCOME. <F2>CONSISTS OF RESEARCH AND DEVELOPMENT, AND GENERAL AND ADMINISTRATIVE EXPENSES. </FN>