UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549



                                  SCHEDULE 13G



                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                              (AMENDMENT NO. 4 ) *
                                            ---



                           SENESCO TECHNOLOGIES, INC.
                           --------------------------
                                (Name of Issuer)



                          COMMON STOCK, $0.01 PAR VALUE
                          -----------------------------
                         (Title of Class of Securities)



                                   817208 40 8
                                   -----------
                                 (CUSIP Number)


                                DECEMBER 31, 2003
                                -----------------
             (Date of Event Which Requires Filing of this Statement)




Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:

|_|      Rule 13d-1(b)
|X|      Rule 13d-1(c)
|_|      Rule 13d-1(d)



* The remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).



                               (Page 1 of 5 Pages)




------------------------             -------------------------------------
  CUSIP No. 817208 40 8      13G              Page 2 of 5 Pages
------------------------             -------------------------------------

--------------------------------------------------------------------------------
  1   NAMES OF REPORTING PERSONS
      I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

               CHRISTOPHER FORBES
--------------------------------------------------------------------------------
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
      (a) |_|
      (b) |_|
--------------------------------------------------------------------------------
  3   SEC USE ONLY
--------------------------------------------------------------------------------
  4   CITIZENSHIP OR PLACE OF ORGANIZATION

               U.S.A.
--------------------------------------------------------------------------------
  NUMBER OF      5    SOLE VOTING POWER                           836,029

   SHARES
              ------------------------------------------------------------------
BENEFICIALLY     6    SHARED VOTING POWER                       N/A

  OWNED BY
              ------------------------------------------------------------------
    EACH         7    SOLE DISPOSITIVE POWER                      836,029

 REPORTING
              ------------------------------------------------------------------
 PERSON WITH     8    SHARED DISPOSITIVE POWER                  N/A

--------------------------------------------------------------------------------
  9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

               836,029
--------------------------------------------------------------------------------
 10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
      CERTAIN SHARES (SEE INSTRUCTIONS)                                  |_|
--------------------------------------------------------------------------------
 11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)                6.81%
--------------------------------------------------------------------------------
 12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)                         IN
--------------------------------------------------------------------------------





ITEM 1(A).  NAME OF ISSUER:

            The  issuer of the  securities to  which this  statement  relates is
            Senesco Technologies, Inc., a Delaware corporation.

ITEM 1(B).  ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

            The  issuer's principal executive  offices are located at 303 George
            Street, Suite 420, New Brunswick, New Jersey 08901.

ITEM 2(A).  NAME OF PERSON FILING:

            The person filing is Christopher Forbes.

ITEM 2(B).  ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

            The  principal  business  office  is  c/o  Forbes,  Inc.,  60  Fifth
            Avenue, New York, New York 10011.

ITEM 2(C).  CITIZENSHIP:

            The citizenship is U.S.A.

ITEM 2(D).  TITLE OF CLASS OF SECURITIES:

            The  title of  the class  of securities  is common stock,  $0.01 par
            value.

ITEM 2(E).  CUSIP NUMBER:

            The CUSIP number is 817208 40 8

ITEM 3.     IF  THIS STATEMENT  IS FILED PURSUANT  TO RULE 13D-1(B), OR 13D-2(B)
            OR (C), CHECK WHETHER THE PERSON FILING IS A:

            The filing categories pursuant to Rule 13d-1(b), or 13d-2(b) or  (c)
            are not applicable to Christopher Forbes.

ITEM 4.     OWNERSHIP.

            (a)      The  number  of  shares  beneficially owned by  Christopher
                     Forbes is 836,029, which includes 288,106 shares subject to
                     warrants  or options  which are  currently  exercisable  or
                     exercisable  within 60 days after December 31, 2003.

            (b)      The percent  of the  class  held by  Christopher  Forbes is
                     6.81%.

            (c) (i)  Christopher Forbes  has sole power to vote or to direct the
                     vote  of  836,029 shares,  assuming  the  exercise  of  his
                     warrants and options  which are  currently  exercisable  or
                     exercisable within 60 days after December 31, 2003.

               (ii)  The shared power to vote or to direct the vote of shares is
                     not applicable.

               (iii) Christopher Forbes  has sole  power to dispose or to direct
                     the disposition of 836,029 shares, assuming the exercise of
                     his warrants and options which are currently exercisable or
                     exercisable within 60 days after December 31, 2003.

               (iv)  The shared power to dispose or to direct the disposition of
                     shares is not applicable.

ITEM 5.     OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

            Not applicable.

ITEM 6.     OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

            Not applicable.

                               (Page 3 of 5 Pages)




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  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.




                               (Page 4 of 5 Pages)






                                   SIGNATURE

After  reasonable  inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.


February 17, 2004          /s/ Christopher Forbes
                           -----------------------------------
                           Christopher Forbes, Stockholder

The  original  statement  shall be signed by each  person  on whose  behalf  the
statement is filed or his authorized representative.  If the statement is signed
on behalf of a person by his authorized  representative (other than an executive
officer  or  general   partner  of  the   filing   person),   evidence   of  the
representative's  authority to sign on behalf of such person shall be filed with
the  statement,  provided,  however,  that a power of attorney  for this purpose
which is already on file with the Commission may be  incorporated  by reference.
The name and any title of each person who signs the statement  shall be typed or
printed beneath his signature.

NOTE.  Schedules  filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d-7 for other parties
for whom copies are to be sent.

ATTENTION.  INTENTIONAL  MISSTATEMENTS  OR OMISSIONS OF FACT CONSTITUTE  FEDERAL
CRIMINAL VIOLATIONS (SEE 18 U.S.C. 1001.).







                               (Page 5 of 5 Pages)