Annual report pursuant to Section 13 and 15(d)

STOCKHOLDERS' EQUITY (Details Textual)

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STOCKHOLDERS' EQUITY (Details Textual) (USD $)
 1 Months Ended 12 Months Ended 101 Months Ended 122 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 101 Months Ended
Feb. 28, 2013
May 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Apr. 08, 2011
Dec. 31, 2012
Dec. 31, 2012
Class B Warrants [Member]
Oct. 11, 2012
Class B Warrants [Member]
Sep. 10, 2012
Class B Warrants [Member]
Dec. 31, 2012
Placement Agent Advisory Fees [Member]
Dec. 31, 2012
April Private Placement [Member]
Dec. 31, 2011
December Underwritten Offering [Member]
Dec. 06, 2011
December Underwritten Offering [Member]
Dec. 31, 2012
June Public Offering [Member]
Dec. 31, 2012
June Public Offering [Member]
Ninety Day Warrant [Member]
Dec. 31, 2012
June Public Offering [Member]
Five Year Warrant [Member]
Dec. 31, 2012
June Public Offering [Member]
Underwritten Offering [Member]
Dec. 31, 2012
November 2012 Private Placement [Member]
Dec. 31, 2012
November 2012 Private Placement [Member]
Ninety Day Warrant [Member]
Dec. 31, 2012
November 2012 Private Placement [Member]
Five Year Warrant [Member]
Apr. 08, 2011
Cellectar [Member]
Private Placement Units Sold       6,846,537             6,846,537                    
Number Of Common Shares Comprised In Each Private Placement Unit                     one share                    
Number Of Warrants Comprised In Each Private Placement Unit                     one share                    
Proceeds From Issuance Of Private Placement (in dollars)       $ 5,135,000             $ 5,135,000                    
Warrants Expiration Date Feb. 04, 2018           Oct. 11, 2012     Mar. 31, 2016 Mar. 31, 2016 Dec. 06, 2016   Jun. 13, 2017       Jan. 31, 2013      
Relative Fair Value Of Warrants Issued (in dollars)                     2,124,286   2,350,320 1,994,631       742,921      
Fair Value Of Warrants Issued (in dollars)                   112,096             255,703        
Percentage Of Liquidation Damages Per Month Until Registration Statement Is Filed Or Declared Effective                     1.50%                    
Maximum Percentage Of Liquidation Damages On Aggregate Purchase Price                     5.00%                    
Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions (in dollars)                   200,000   302,000         379,456        
Number Of Warrants Issued                   192,931                      
Number Of Warrants Issued In Connection With Sale Of Common Stock                       10,081,667           2,000,000      
Issuance of common stock (in shares)         17,001,596             10,081,667   5,420,800             12,559,218
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants     21,512,459     21,512,459         6,058,811     2,981,440 5,420,800 2,710,400 271,040   2,000,000 1,000,000  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)               1.00   0.75 0.75   0.6 1.25 1.00 1.25 1.25   1.00 1.25  
Gross Proceeds From Issuance Of Common Stock (in dollars)                       6,049,000   5,420,800       2,000,000      
Proceeds From Issuance Of Common Stock (in dollars)     6,838,774 10,164,546 21,710,000 38,713,028           5,298,140   4,870,978              
Number Of Shares Of Common Stock Held For Resale                     4,000,000                    
Warrants Expiration Date One   Sep. 11, 2012         Sep. 11, 2012                            
Warrant Exercise Price One (in dollars per share)   $ 1.00                                      
Warrants Expiration Date Two                           Sep. 11, 2012              
Warrants Amended To Purchase Common Stock                 5,255,000                        
Warrants For Purchase Common Stock             15,000                            
Common stock, shares issued     46,397,997 36,907,824   46,397,997                              
Warrants Exercisable For Common Stock             4,332,500                            
Proceeds from exercise of warrants     1,088,300 0   1,338,300 1,088,300                            
DEEMED DIVIDEND ON WARRANTS     (543,359) 0   (543,359) 543,359                            
Warrants Outstanding after the Reverse Stock Split       315,164                                  
Issuance of common stock upon cashless exercise of warrants and reclassification of derivative liability to additional paid-in-capital     43,855 48,339                                  
Long Term Restricted Asset     $ 2,000,000     $ 2,000,000