Annual report pursuant to Section 13 and 15(d)

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

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SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Jul. 31, 2013
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

ENZO BIOCHEM, INC


SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS
Years ended July 31, 2013, 2012 and 2011
(in thousands)


Year ended
July 31, 		    Description   Balance at
Beginning
of period 		    Charged
to
costs
and expenses 		    Charged
to other
accounts 		  Deductions      Balance at
end of period 		 
                                           
2013     Allowance for doubtful accounts receivable     3,273       4,496           5,062 (1)     2,707  
                                           
2012     Allowance for doubtful accounts receivable     3,488       5,104           5,319 (1)     3,273  
                                           
2011     Allowance for doubtful accounts receivable     2,839       4,431           3,782 (1)     3,488  
                                           
2013     Deferred tax valuation allowance     41,261       6,362                   47,623  
                                           
2012     Deferred tax valuation allowance     32,920       8,341                   41,261  
                                           
2011     Deferred tax valuation allowance     28,901       4,019                   32,920  

(1) Write-off of uncollectible accounts receivable.