RNS Number:0102I
Merrill Lynch International
26 February 2003


                                                      FORM 38.5 (SUMMARY)
             Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
                                     securities in which dealings have been made.
                                                 CONNECTED EXEMPT MARKET-MAKERS:
                             DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Name of EMM                                                     Merrill Lynch International
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Telephone number                                                020 7996 1038
Please see attached disclosure of dealings under Rule 38.5 in the securities of the following companies:
25 February 2003
Celltech Group Plc - Ordinary
Celltech Group Plc - Contract for Difference
Celltech Group Plc - ADR
Oxford Glycosciences Plc - Common
Cambridge Antibody Tech Group - Common
AMENDMENT
state which element(s) of disclosure was incorrect:


In the case of option business or dealings in derivatives full details should be given on a separate sheet so
that the nature of the dealings can be fully understood. For options this should include the number of
securities under option, the exercise period (or in the case of exercise, the exercise date), the exercise price
and any option money paid or received. For derivatives this should include, at least, the number of reference
securities to which they relate (when relevant), the maturity date (or if applicable the closing out date) and
the reference price.
For full details of disclosure requirements see Rules 8 and 38 of the Code. If in doubt contact the Monitoring
Section of the Panel, Tel. No: 0171 638 0129
                                                 FORM 38.5
  Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
  securities in which dealings have been made.
                                               CONNECTED EXEMPT MARKET-MAKERS:
                           DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Dealing in                                                      Oxford Glycosciences Plc
Class of security                                               Common
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Name of EMM                                                     Merrill Lynch International
Name of offeree/offeror with whom connected                     Cambridge Antibody Tech Group
Number of securities purchased                                   3,415
Highest price paid*                                             GBP    1.92
Lowest price paid*                                              GBP    1.92
Number of securities sold                                       Nil
Highest price paid*                                             n/a
Lowest Price Paid*                                              n/a
*Currency must be stated




                                                 FORM 38.5
  Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
  securities in which dealings have been made.
                                               CONNECTED EXEMPT MARKET-MAKERS:
                           DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Dealing in                                                      Celltech Group Plc
Class of security                                               ADR
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Name of EMM                                                     Merrill Lynch International
Name of offeree/offeror with whom connected                     Cambridge Antibody Technology Group Plc
Number of securities purchased                                   70,000
Highest price paid*                                             USD    10.81
Lowest price paid*                                              USD    10.81
Number of securities sold                                       Nil
Highest price paid*                                             n/a
Lowest Price Paid*                                              n/a
*Currency must be stated
                                                 FORM 38.5
  Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
  securities in which dealings have been made.
                                               CONNECTED EXEMPT MARKET-MAKERS:
                           DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Dealing in                                                      Celltech Group Plc
Class of security                                               Contract for Difference
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Name of EMM                                                     Merrill Lynch International
Name of offeree/offeror with whom connected                     Cambridge Antibody Technology Group Plc
Expiry Date                                                     22 November 2003
                                                                Buy to Close
Number of securities purchased                                  Nil
Highest Price Paid*                                             n/a
Lowest Price Paid*                                              n/a
Number of securities sold                                        6,600
Highest price paid*                                             USD    5.05
Lowest price paid*                                              USD    5.05
*Currency must be stated


                                                 FORM 38.5
  Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
  securities in which dealings have been made.
                                               CONNECTED EXEMPT MARKET-MAKERS:
                           DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Dealing in                                                      Celltech Group Plc
Class of security                                               Ordinary
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Name of EMM                                                     Merrill Lynch International
Name of offeree/offeror with whom connected                     Cambridge Antibody Technology Group Plc
Number of securities purchased                                   25,115
Highest price paid*                                             GBP    3.28
Lowest price paid*                                              GBP    3.21
Number of securities sold                                        156,692
Highest price paid*                                             GBP    3.26
Lowest price paid*                                              GBP    3.21
*Currency must be stated


                                                 FORM 38.5
  Lodge with Company Announcements Office and the Panel. Use a separate form for each class of
  securities in which dealings have been made.
                                               CONNECTED EXEMPT MARKET-MAKERS:
                           DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS
Dealing in                                                      Cambridge Antibody Tech Group
Class of security                                               Common
Date of disclosure                                              26 February 2003
Date of dealing                                                 25 February 2003
Name of EMM                                                     Merrill Lynch International
Name of offeree/offeror with whom connected                     Cambridge Antibody Tech Group
Number of securities purchased                                   2,668
Highest price paid*                                             GBP    4.27
Lowest price paid*                                              GBP    4.07
Number of securities sold                                       Nil
Highest price paid*                                             n/a
Lowest Price Paid*                                              n/a
*Currency must be stated


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            The company news service from the London Stock Exchange
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