SECURITIES & EXCHANGE COMMISSION
                             Washington, D.C. 20549
                             ----------------------

                                 SCHEDULE 13G/A*
                                 (Rule 13d-102)

                                  Amend. No. 1

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED
                              PURSUANT TO 13d-2(b)

                             Cell Therapeutics, Inc.
                                (Name of Issuer)

                              Class A Common Stock
                         (Title of Class of Securities)

                                    150934107
                                 (CUSIP Number)

                                December 31, 2006
             (Date of event which requires filing of this statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule 13G/A is filed:
     [ ]  Rule 13d-1(b)
     [X]  Rule 13d-1(c)
     [ ]  Rule 13d-1(d)





                              (Page 1 of 10 Pages)
----------------
     *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 purposes 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).






CUSIP No. 150934107                 13G/A                    Page 2 of 10 Pages

-----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                       Tenor Capital Management Company, L.P.
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [ ]
                                                                  (b)  [x]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            Delaware
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                                -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                3,662,057*
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                                -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                3,662,057*
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                                3,662,057*
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                                2.5%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                                IA
-----------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 150934107                 13G/A                    Page 3 of 10 Pages

-----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                                     Tenor Management GP, LLC
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [ ]
                                                                  (b)  [x]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            Delaware
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                                -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                3,662,057*
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                                -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                3,662,057*
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                                3,662,057*
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                                2.5%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                                OO
-----------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!







CUSIP No. 150934107                 13G/A                    Page 4 of 10 Pages

-----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                                                Robin R. Shah
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [ ]
                                                                  (b)  [x]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            United States
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                                -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                3,662,057*
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                                -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                3,662,057*
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                                3,662,057*
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                                2.5%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                                IN
-----------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 150934107                 13G/A                    Page 5 of 10 Pages

-----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                          Tenor Opportunity Master Fund, Ltd.
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [ ]
                                                                  (b)  [x]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            Cayman Islands
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                                0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                3,140,042*
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                                0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                3,140,042*
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                                3,140,042*
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                                2.2%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                                CO
-----------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 150934107                 13G/A                    Page 6 of 10 Pages

Item 1(a).     Name of Issuer:

     The name of the issuer is Cell Therapeutics, Inc. (the "Company").

Item 1(b).     Address of Issuer's Principal Executive Offices:

     The Company's principal executive offices are located at 501 Elliott Avenue
West, Suite 400, Seattle, WA 98119.

Item 2(a).     Name of Person Filing:

     This statement is filed by:
           (i) Tenor Capital Management Company, L.P. ("TCM"), a Delaware
               limited partnership, with respect to the Shares reported in this
               Schedule 13G/A held by certain investment funds and managed
               accounts, which are managed by TCM (the "Accounts");
          (ii) Tenor Management GP, LLC ("TM"), a Delaware limited liability
               company, with respect to the Shares reported in this Schedule
               13G/A held by the Accounts.
         (iii) Robin R. Shah, who is the Managing Member of the TM, with
               respect to the Shares reported in this Schedule 13G/A held by the
               Accounts.
          (iv) Tenor Opportunity Master Fund, Ltd. ("TOMF"), a Cayman Islands
               company, with respect to shares owned by it.

             The foregoing persons are hereinafter sometimes collectively
             referred to as the "Reporting Persons." Any disclosures herein with
             respect to persons other than the Reporting Persons are made on
             information and belief after making inquiry to the appropriate
             party.

Item 2(b).     Address of Principal Business Office or, if None, Residence:

     The address of the business office of each of the Reporting Persons is The
Park Avenue Tower, 65 East 55th Street, New York, New York 10022

Item 2(c).     Citizenship:

     The citizenships of TCM, TM, and TOMF are set forth above. Robin R. Shah is
a United States citizen.

Item 2(d).     Title of Class of Securities:
     Class A Common Stock, no par value (the "Common Stock")






CUSIP No. 150934107                 13G/A                    Page 7 of 10 Pages

Item 2(e).  CUSIP Number:  150934107

Item 3. If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b) or
(c), check whether the person filing is a:

          (a) [ ]  Broker or dealer registered under Section 15 of the
                   Act,

          (b) [ ]  Bank as defined in Section 3(a)(6) of the Act,

          (c) [ ]  Insurance Company as defined in Section 3(a)(19) of
                   the Act,

          (d) [ ]  Investment Company registered under Section 8 of the
                   Investment Company Act of 1940,

          (e) [ ]  Investment Adviser in accordance with Rule
                   13d-1 (b)(1)(ii)(E),

          (f) [ ]  Employee Benefit Plan or Endowment Fund in accordance
                   with Rule 13d-1 (b)(1)(ii)(F),

          (g) [ ]  Parent Holding Company or control person in accordance
                   with Rule 13d-1 (b)(1)(ii)(G),

          (h) [ ]  Savings Association as defined in Section 3(b) of the
                   Federal Deposit Insurance Act,

          (i) [ ]  Church Plan that is excluded from the definition of an
                   investment company under Section 3(c)(14) of the
                   Investment Company Act of 1940,

          (j) [ ]  Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

     Not applicable.

Item 4.   Ownership.

      A. TCM
            (a) Amount beneficially owned: 3,662,057*
            (b) Percent of class: 2.5% The percentages used herein and in the
rest of Item 4 are calculated based upon the 144,652,751 shares of Common Stock
issued and outstanding as of October 31, 2006 as set forth in the Company's Form
10-Q/A for the fiscal year ended September 30, 2006.
            (c)(i) Sole power to vote or direct the vote: -0-
              (ii) Shared power to vote or direct the vote: 3,662,057*
             (iii) Sole power to dispose or direct the disposition: -0-
              (iv) Shared power to dispose or direct the disposition: 3,662,057*






CUSIP No. 150934107                 13G/A                    Page 8 of 10 Pages

      B. TM
            (a) Amount beneficially owned: 3,662,057*
            (b) Percent of class: 2.5%
            (c)(i) Sole power to vote or direct the vote: -0-
              (ii) Shared power to vote or direct the vote: 3,662,057*
             (iii) Sole power to dispose or direct the disposition: -0-
              (iv) Shared power to dispose or direct the disposition: 3,662,057*

      C. Robin R. Shah
            (a) Amount beneficially owned: 3,662,057*
            (b) Percent of class: 2.5%
            (c)(i) Sole power to vote or direct the vote: -0-
              (ii) Shared power to vote or direct the vote: 3,662,057*
             (iii) Sole power to dispose or direct the disposition: -0-
              (iv) Shared power to dispose or direct the disposition: 3,662,057*


      D. TOMF
            (a) Amount beneficially owned: 3,140,042*
            (b) Percent of class: 2.2%
            (c)(i) Sole power to vote or direct the vote: 0
              (ii) Shared power to vote or direct the vote: 3,140,042*
             (iii) Sole power to dispose or direct the disposition: 0
              (iv) Shared power to dispose or direct the disposition: 3,140,042*

* The Accounts hold 0 shares of Common Stock of the Company and approximately
9,132 Convertible Bonds, which if converted would be approximately 3,662,057
shares, no par value, of the Company. Pursuant to their terms, 1,750 of the
Convertible Bonds are convertible at the option of the holder into shares of
Common Stock at an initial ratio of 1 Convertible Bonds into approximately 74.1
shares of Common Stock. Additionally, pursuant to their terms, 7,382 of the
Convertible Bonds are convertible at the option of the holder into shares of
Common Stock at an initial ratio of 1 Convertible Bonds into approximately 478.5
shares of Common Stock.






CUSIP No. 150934107                 13G/A                    Page 9 of 10 Pages

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.

     TCM serves as investment manager to a number of investment funds and a
managed account with respect to which it has voting and dispositive authority
over the Shares reported in this Schedule 13G/A, including TOMF. Robin R. Shah
is the Managing Member of the TM, which is the General Partner of TCM. As such,
he may be deemed to control such entity and therefore may be deemed to be the
beneficial owner of the Shares reported in this Schedule 13G/A.


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.

     Each of the Reporting Persons hereby makes the following 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.






CUSIP No. 150934107                 13G/A                    Page 10 of 10 Pages

SIGNATURES

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


DATED:  February 15, 2007

                                       /s/ Robin R. Shah
                                       -----------------------------------
                                       Tenor Capital Management Company, L.P.
                                       By Robin R. Shah
                                       Managing Member of the General Partner of
                                       the Investment Adviser

                                       /s/ Robin R. Shah
                                       -----------------------------------
                                       Tenor Management GP, LLC
                                       By Robin R. Shah
                                       Managing Member


                                       /s/ Robin R. Shah
                                       -----------------------------------
                                       Robin R. Shah

                                       /s/ Robin R. Shah
                                       -----------------------------------
                                       Tenor Opportunity Master Fund, Ltd.
                                       By Robin R. Shah
                                       Director