-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, SnVq9O/uFeBOpXlzIbDmEe7SPbFqEkbap8b4s564g61IAdNmKQ6eAqPD4bcKtma5 O2GGUK09XWK2AvWOgU78aQ== 0000921895-06-001534.txt : 20060627 0000921895-06-001534.hdr.sgml : 20060627 20060627172352 ACCESSION NUMBER: 0000921895-06-001534 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060627 DATE AS OF CHANGE: 20060627 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ORCHID CELLMARK INC CENTRAL INDEX KEY: 0001107216 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-TESTING LABORATORIES [8734] IRS NUMBER: 223392819 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-59033 FILM NUMBER: 06927886 BUSINESS ADDRESS: STREET 1: 4390 US ROUTE ONE CITY: PRINCETON STATE: NJ ZIP: 08540 BUSINESS PHONE: 6097502200 MAIL ADDRESS: STREET 1: 4390 US ROUTE ONE CITY: PRINCETON STATE: NJ ZIP: 08540 FORMER COMPANY: FORMER CONFORMED NAME: ORCHID BIOSCIENCES INC DATE OF NAME CHANGE: 20000217 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: ACCIPITER CAPITAL MANAGEMENT, LLC CENTRAL INDEX KEY: 0001280190 IRS NUMBER: 134220800 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 399 PARK AVENUE STREET 2: 38TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2127058700 MAIL ADDRESS: STREET 1: 399 PARK AVENUE STREET 2: 38TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 FORMER COMPANY: FORMER CONFORMED NAME: ACCIPITER CAPITAL MANAGEMENT DATE OF NAME CHANGE: 20040213 SC 13G/A 1 sc13ga106588orc_06222006.htm sec document 


                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                 --------------

                                  SCHEDULE 13G
                                 (Rule 13d-102)

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

                              (Amendment No. 1)(1)

                              Orchid Cellmark Inc.
- --------------------------------------------------------------------------------
                                (Name of Issuer)

                    Common Stock, $0.001 Par Value Per Share
- --------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    68573C107
- --------------------------------------------------------------------------------
                                 (CUSIP Number)

                                  June 22, 2006
- --------------------------------------------------------------------------------
             (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)


- --------
     (1)  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 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. 68573C107                   13G                    Page 2 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER LIFE SCIENCES FUND, LP
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  952,533 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   0 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              952,533 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

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

                    952,533 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    3.9%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    PN
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!



- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 3 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER LIFE SCIENCES FUND (OFFSHORE), LTD.
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    CAYMAN ISLANDS
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  963,752 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   0 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              963,752 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

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

                    963,752 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    4.0%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    OO
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 4 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER LIFE SCIENCES FUND II, LP
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  604,050 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   0 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              604,050 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

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

                    604,050 shares
- --------------------------------------------------------------------------------
    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*

                    PN
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 5 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER LIFE SCIENCES FUND II (OFFSHORE), LTD.
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    CAYMAN ISLANDS
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  430,190 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   0 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              430,190 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

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

                    430,190 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    1.8%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    OO
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 6 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER LIFE SCIENCES FUND II (QP), LP
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  195,681 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   0 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              195,681 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

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

                    195,681 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    0.8%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    PN
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!





- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 7 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    CANDENS CAPITAL, LLC
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  0 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   1,752,264 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              0 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

                              1,752,264 shares
- --------------------------------------------------------------------------------
     9         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                    1,752,264 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    7.2%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    OO
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 8 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    ACCIPITER CAPITAL MANAGEMENT, LLC
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  0 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   1,393,942 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              0 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

                              1,393,942 shares
- --------------------------------------------------------------------------------
     9         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                    1,393,942 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    5.7%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    OO
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 9 of 14 Pages
- ----------------------                                    ----------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    GABE HOFFMAN
- --------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3         SEC USE ONLY

- --------------------------------------------------------------------------------
     4         CITIZENSHIP OR PLACE OF ORGANIZATION

                    USA
- --------------------------------------------------------------------------------
 NUMBER OF         5     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  0 shares
  OWNED BY     -----------------------------------------------------------------
    EACH           6     SHARED VOTING POWER
 REPORTING
PERSON WITH                   3,146,206 shares
               -----------------------------------------------------------------
                   7     SOLE DISPOSITIVE POWER

                              0 shares
               -----------------------------------------------------------------
                   8     SHARED DISPOSITIVE POWER

                              3,146,206 shares
- --------------------------------------------------------------------------------
     9         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                    3,146,206 shares
- --------------------------------------------------------------------------------
    10         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES*                                               / /
- --------------------------------------------------------------------------------
    11         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                   12.9%
- --------------------------------------------------------------------------------
    12         TYPE OF REPORTING PERSON*

                    IN
================================================================================

                     * SEE INSTRUCTIONS BEFORE FILLING OUT!




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 10 of 14 Pages
- ----------------------                                    ----------------------

Item 1(a).        Name of Issuer:

                  Orchid Cellmark Inc.

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

                  4390 US Route One
                  Princeton, New Jersey 08540

Item 2(a).        Name of Person Filing:

                  This  statement is jointly  filed by Accipiter  Life  Sciences
                  Fund, LP, a Delaware limited partnership  ("ALSF"),  Accipiter
                  Life Sciences Fund (Offshore),  Ltd., a Cayman Islands company
                  ("Offshore"),  Accipiter Life Sciences Fund II, LP, a Delaware
                  limited partnership ("ALSF II"),  Accipiter Life Sciences Fund
                  II (Offshore), Ltd., a Cayman Islands Company ("Offshore II"),
                  Accipiter Life Sciences Fund II (QP),  LP, a Delaware  limited
                  partnership ("QP II"),  Accipiter Capital  Management,  LLC, a
                  Delaware limited  liability  company  ("Management"),  Candens
                  Capital, LLC, a Delaware limited liability company ("Candens")
                  and Gabe  Hoffman  (together  with  ALSF,  ALSF II,  Offshore,
                  Offshore II, QP II,  Management  and Candens,  the  "Reporting
                  Person").  Because  Gabe  Hoffman  is the  managing  member of
                  Candens (Gabe Hoffman and Candens are hereinafter  referred to
                  as the "Domestic Controlling  Persons"),  which in turn is the
                  general  partner of ALSF,  ALSF II and QP II, and because Gabe
                  Hoffman is the managing member of Management (Gabe Hoffman and
                  Management  are  hereinafter   referred  to  as  the  "Foreign
                  Controlling Persons"), which in turn is the investment manager
                  of Offshore and Offshore II, the Domestic  Controlling Persons
                  and Foreign  Controlling  Persons  may be deemed,  pursuant to
                  Rule 13d-3 of the Securities  Exchange Act of 1934, as amended
                  (the  "Act"),  to be the  beneficial  owners of all  shares of
                  Common Stock held by ALSF, ALSF II, Offshore,  Offshore II and
                  QP II. The Reporting  Persons are filing this joint statement,
                  as they may be considered a "group" under Section  13(d)(3) of
                  the Act. However, neither the fact of this filing nor anything
                  contained  herein  shall be deemed to be an  admission  by the
                  Reporting Persons that such a group exists.

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

                  399 Park Avenue, 38th Floor
                  New York, New York 10022

Item 2(c).        Citizenship:

                  ALSF,  ALSF II, QP II,  Candens and  Management  are organized
                  under the laws of the State of Delaware. Offshore and Offshore
                  II are organized  under the laws of the Cayman  Islands.  Gabe
                  Hoffman is a citizen of the United States of America.

Item 2(d).        Title of Class of Securities:

                  Common Stock




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 11 of 14 Pages
- ----------------------                                    ----------------------


Item 2(e).        CUSIP Number:

                  68573C107

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:

                  /X/    Not Applicable

         (a)      / /    Broker or dealer  registered  under  Section  15 of the
                         Exchange Act.

         (b)      / /    Bank as defined in Section 3(a)(6) of the Exchange Act.

         (c)      / /    Insurance company as defined in Section 3(a)(19) of the
                         Exchange Act.

         (d)      / /    Investment  company  registered  under Section 8 of the
                         Investment Company Act.

         (e)      / /    An   investment   adviser  in   accordance   with  Rule
                         13d-1(b)(1)(ii)(E).

         (f)      / /    An  employee   benefit  plan  or   endowment   fund  in
                         accordance with Rule 13d-1(b)(1)(ii)(F).

         (g)      / /    A  parent   holding   company  or  control   person  in
                         accordance with Rule 13d-1(b)(1)(ii)(G).

         (h)      / /    A savings association as defined in Section 3(b) of the
                         Federal Deposit Insurance Act.

         (i)      / /    A church plan that is excluded  from the  definition of
                         an investment  company  under  Section  3(c)(14) of the
                         Investment Company Act.

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

Item 4.           Ownership

                  The  percentages  reported  herein  are  calculated  based  on
                  24,375,143  shares of Common Stock  outstanding as of June 20,
                  2006,  as  reported in the  Issuer's  Form 10-Q filed with the
                  Securities and Exchange Commission on June 22, 2006.

                  See Cover Pages Items 5-11.

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  person has ceased to be the  beneficial  owner of
more than five percent of the class of securities, check the following [ ].

Item 6.           Ownership of More than Five Percent on Behalf of Another Person.

                  Not Applicable




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 12 of 14 Pages
- ----------------------                                    ----------------------


Item 7.           Identification  and  Classification  of the  Subsidiary  Which
                  Acquired the Security  Being Reported on by the Parent Holding
                  Company or Control Person.

                  Not Applicable

Item 8.           Identification and Classification of Members of the Group.

                  See Exhibit A to Schedule 13G dated May 25, 2006.

Item 9.           Notice of Dissolution of Group.

                  Not Applicable

Item 10.          Certifications.

                  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. 68573C107                   13G                    Page 13 of 14 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.

Dated:   June 27, 2006                  ACCIPITER LIFE SCIENCES FUND, LP

                                        By: Candens Capital, LLC
                                            its general partner

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        ACCIPITER LIFE SCIENCES FUND II, LP

                                        By: Candens Capital, LLC
                                            its general partner

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        ACCIPITER LIFE SCIENCES FUND
                                        (OFFSHORE), LTD.

                                        By: Accipiter Capital Management, LLC
                                            its investment manager

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        ACCIPITER LIFE SCIENCES FUND II
                                        (OFFSHORE), LTD.

                                        By: Accipiter Capital Management, LLC
                                            its investment manager

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member




- ----------------------                                    ----------------------
CUSIP No. 68573C107                   13G                    Page 14 of 14 Pages
- ----------------------                                    ----------------------


                                        ACCIPITER LIFE SCIENCES FUND II (QP), LP

                                        By: Candens Capital, LLC
                                            its general partner

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        ACCIPITER CAPITAL MANAGEMENT, LLC

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        CANDENS CAPITAL, LLC

                                        By: /s/ Gabe Hoffman
                                            ------------------------------------
                                            Gabe Hoffman, Managing Member


                                        /s/ Gabe Hoffman
                                        ----------------------------------------
                                        GABE HOFFMAN
-----END PRIVACY-ENHANCED MESSAGE-----