RNS Number:3390N
UBS AG (EMM)
09 July 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                  UBS AG
                             ....................................................................................
Date of disclosure           09 July 2003
                             ....................................................................................
Contact Name                 Brenton Amedee
                             ....................................................................................
Telephone number             020-7568 4981
                             ....................................................................................
Please see attached disclosure of dealings under Rule 38.5 in the securities of the following companies:
British Biotech Plc

British Biotech Contract For Difference

McCarhty & Stone Contract For Difference

Powderject Contract For Difference

Vernalis Contract For Difference
                                     _______________________________________
AMENDMENT

If the attached Rule 38.5 disclosure is to amend a previous disclosure, please state which element(s) of previous
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: 020-7638 0129.






                                                                                                 FORM 38.5

                                     CONNECTED EXEMPT MARKET-MAKERS:

                   DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS


Dealing in                 BRITISH BIOTECH PLC                              (name of company)

                           ...........................................
Class of Security          ORD GBP 0.10

                           ...............................................................
Date of disclosure         9-Jul-03

                           ...............................................................
Date of dealing            8-Jul-03

                           ...............................................................
Name of EMM                UBS AG

                           ...............................................................
Name of offeree / offeror with whom connected               VERNALIS GROUP PLC

                                                            ....................................
Total Number of securities bought           200,000

                                            ........................
Highest price paid*                         0.65 GBP

                                            ........................
Lowest price paid*                          0.62 GBP

                                            ........................
Total number of securities sold             100,000

                                            ........................
Highest price received*                     0.61 GBP

                                            ........................
Lowest price received*                      0.61 GBP








Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...British Biotech Plc,
Ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 Jul 2003

Name of EMM/EPT...                    UBS AG

Name of offeree / offeror with whom connected      Vernalis Group Plc

Product Type.........(long/short) CFD          Long

Maturity Date                         03 Feb 2004

Writing of CFD

Number of securities to which the CFD is referenced 0

CFD reference price: (High) 0 GBP............................(Low) 0 GBP......
.....................

Closing out of CFD

Number of securities to which the CFD is referenced      150,000

CFD reference price: (High) 0.62 GBP               (Low) 0.62 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.












Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...British Biotech Plc,
Ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 Jul 2003

Name of EMM/EPT...                    UBS AG

Name of offeree / offeror with whom connected      Vernalis Group Plc

Product Type.........(long/short) CFD          Short

Maturity Date                         08 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 100,000

CFD reference price: (High) 0.61 GBP............................(Low) 0.61GBP...
........................

Closing out of CFD

Number of securities to which the CFD is referenced      0

CFD reference price: (High) 0 GBP               (Low) 0 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.













Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...British Biotech Plc,
Ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 Jul 2003

Name of EMM/EPT...                    UBS AG

Name of offeree / offeror with whom connected      Vernalis Group Plc

Product Type.........(long/short) CFD          Long

Maturity Date                         08 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 50,000

CFD reference price: (High) 0.65 GBP............................(Low) 0.65 GBP
...........................

Closing out of CFD

Number of securities to which the CFD is referenced      0

CFD reference price: (High) 0 GBP               (Low) 0 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.













Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...McCarthy & Stone
Plc, ord 0.20

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 July 2003

Name of EMM/EPT...                    UBS AG


                                        Name of offeree / offeror with whom
                                        connected     McCarthy & Stone Plc



Product Type.........(long/short) CFD          Long

Maturity Date                          15 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 0

CFD reference price: (High) 0 GBP............................(Low) 0 GBP......
.....................

Closing out of CFD

Number of securities to which the CFD is referenced      100,000

CFD reference price: (High) 5.08 GBP          (Low) 5.08 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.











Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...Powderject
Pharmaceuticals Plc, ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 July 2003

Name of EMM/EPT...                    UBS AG


                                        Name of offeree / offeror with whom
                                        connected     Chiron



Product Type.........(long/short) CFD          Long

Maturity Date                          30 Jan 2004

Writing of CFD

Number of securities to which the CFD is referenced 0

CFD reference price: (High) 0 GBP............................(Low) 0 GBP......
.....................

Closing out of CFD

Number of securities to which the CFD is referenced      200,000

CFD reference price: (High) 5.50 GBP          (Low) 5.50 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.










Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...Vernalis Group Plc,
ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 July 2003

Name of EMM/EPT...                    UBS AG


                                        Name of offeree / offeror with whom
                                        connected     VERNALIS GROUP PLC



Product Type.........(long/short) CFD          Short

Maturity Date                          04 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 0

CFD reference price: (High) 0 GBP............................(Low) 0 GBP......
.....................

Closing out of CFD

Number of securities to which the CFD is referenced      258,000

CFD reference price: (High) 0.46 GBP          (Low) 0.46 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.









Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to... Vernalis Group Plc,
ord 0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 July 2003

Name of EMM/EPT...                    UBS AG


                                        Name of offeree / offeror with whom
                                        connected     VERNALIS GROUP PLC



Product Type.........(long/short) CFD          Long

Maturity Date                          08 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 200,000

CFD reference price: (High) 0.46 GBP............................(Low) 0.46 GBP
...........................

Closing out of CFD

Number of securities to which the CFD is referenced      0

CFD reference price: (High) 0 GBP          (Low) 0 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.










Rule 38.5 (CFD)


                CONNECTED EXEMPT MARKET-MAKERS/EXEMPT PRINCIPAL TRADERS:

      DISCLOSURE UNDER RULE 38.5 OF THE CITY CODE ON TAKEOVERS AND MERGERS

Dealing in Contract for Differences ("CFD") referenced to...WPP Group Plc, ord
0.10

Date of Disclosure:                    09 July 2003

Date of Dealing                         08 July 2003

Name of EMM/EPT...                    UBS AG


                                        Name of offeree / offeror with whom
                                        connected     CORDIANT COMMUNICATIONS
                                        GROUP PLC



Product Type.........(long/short) CFD          Long

Maturity Date                          08 Apr 2004

Writing of CFD

Number of securities to which the CFD is referenced 500,000

CFD reference price: (High) 5.05 GBP............................(Low) 5.05 GBP
...........................

Closing out of CFD

Number of securities to which the CFD is referenced      0

CFD reference price: (High) 0 GBP          (Low) 0 GBP



Further disclosure should be made where necessary so that the nature of the dealings can be fully understood.




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