SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2013

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]

Estimated useful lives for property and equipment

Property, equipment, and leasehold improvements are recorded at cost. Depreciation is provided over the estimated useful lives of the related assets using the straight-line method.  Estimated useful lives for property, equipment, and leasehold improvements categories are as follows:

Furniture, fixtures, and laboratory equipment	7 years
Computer and office equipment	5 years
Computer software	3 years
Leasehold improvements	Lease term