CUSIP NO. 294100102				13G/A	Page 2 of 5 pages
1	NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON   J. Morton Davis
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a)  o
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION    United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER    3,045,830
		6	SHARED VOTING POWER
		7	SOLE DISPOSITIVE POWER   3,045,830
		8	SHARED DISPOSITIVE POWER
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON     3,045,830
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9    8%
12	TYPE OF REPORTING PERSON   IN

 

 

Item 1.	(a)	Name of Issuer
			Enzo Biochem, Inc.
	(b)	Address of Issuer's Principal Executive Offices
			60 Executive Blvd
			Farmingdale, NY  11735
Item 2.	(a)	Name of Person Filing
			J. Morton Davis
	(b)	Address of Principal Business Office or, if none, Residence
			Mr. Davis’ business address is 44 Wall Street, New York, NY  10005.(1)
	(c)	Citizenship
			Mr. Davis is a United States citizen.
	(d)	Title of Class of Securities
			Common Stock, $.01 par value
	(e)	CUSIP Number
			294100102
Item 3.	If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
	(a)	£	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
	(b)	£	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
	(c)	£	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
	(d)	£	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).
	(e)	£	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
	(f)	£	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
	(g)	£	A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);
	(h)	£	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
	(i)	£	A church plan that is excluded from the definition of an investment company under section 3(c) (14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
	(j)	£	Group, in accordance with §240.13d-1(b)(1)(ii)(J).

(1)	J. Morton Davis is the sole shareholder of D.H. Blair Investment Banking Corp. (“Blair Investment”).

Item 4.	Ownership
	(a)(b)	Amount beneficially owned: As of December 31, 2010, Mr.  Davis may be deemed to  beneficially own (2)  3,045,830  shares or 8% of the Issuer's  shares issued and outstanding  as follows (i) 33,425 shares owned directly by Mr. Davis,  (ii)  788,345  shares  owned  directly by Blair  Investment,  (iii) 934,596  shares owned by Engex, Inc. (3), (iv) 12,733 shares owned by an investment  advisor whose principal is Mr. Davis, and (v) 1,276,731 shares owned by Rosalind Davidowitz, Mr. Davis' wife (4).
	(c)	Mr. Davis has sole power to vote or to direct the vote, to dispose or to direct the disposition of those shares owned by Blair Investment.  Rosalind Davidowitz has sole power to dispose or to direct the disposition of those shares owned directly by her.  Voting and dispositive decisions regarding shares owned by Engex are made by Mr. Davis as Chairman of the Board.
Item 5.	Ownership of Five Percent or Less of a Class
	If this statement is being filed to report the fact that as of the date hereof the reporting persons have ceased to be the beneficial owner of more than five percent of the class of securities, check the following  o.
	Not applicable
Item 6.	Ownership of More than Five Percent on Behalf of Another Person.
	Not applicable

 

Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company
	Not applicable
Item 8.	Identification and Classification of Members of the Group
	Not applicable
Item 9.	Notice of Dissolution of Group
	Not applicable
Item 10.	Certification
	By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Date: February 9, 2011	By:	/s/ J. Morton Davis
		Name: J. Morton Davis

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