Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF OPERATIONS

v2.4.0.6
CONDENSED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
CONDENSED STATEMENTS OF OPERATIONS    
Contract revenues from collaborations   $ 750
Costs and expenses:    
Research and development 20,315 17,904
General and administrative 5,395 6,156
Total costs and expenses 25,710 24,060
Loss from operations (25,710) (23,310)
Interest income 136 136
Net loss $ (25,574) $ (23,174)
Net loss per share, basic and diluted (in dollars per share) $ (0.29) $ (0.32)
Weighted average shares used in computing net loss per share, basic and diluted (in shares) 87,141 71,422