Holding(s) in Company

Provexis PLC
25 July 2007

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1.  Identity of the issuer or the underlying issuer of existing shares to
    which voting rights are attached
    PROVEXIS PLC

2.  Reason for the notification (please tick the appropriate box or boxes)

    An acquisition or disposal of voting rights                       (X)

    An acquisition or disposal of financial instruments which may     ( )
    result in the acquisition of shares already issued to which
    voting rights are attached

    An event changing the breakdown of voting rights                  ( )

    Other (specify):                                                  ( )

3.  Full name of person(s) subject to the notification obligation:
    Cantor Fitzgerald Europe

4.  Full name of shareholder(s) (if different from 3.)


5.  Date of the transaction (and date on which the threshold is crossed
    or reached if different):

6.  Date on which issuer notified:
    25 July 2007

7.  Threshold(s) that is/are crossed or reached:
    6%

8.  Notified details:

A. Voting rights attached to shares

Class/type of shares (if possible using the Ordinary (GB00B0923P27)
ISIN code)

Situation previous to  Resulting situation after the triggering transaction
the triggering
transaction
Number of    Number of    Number of    Number of voting      % of voting rights
Shares       Voting       shares       rights
             Rights
                          Direct       Direct     Indirect    Direct  Indirect
22,666,666   22,666,666   26,991,666   26,991,666             6.77%


B. Financial Instruments

Resulting situation after the triggering transaction
Type of       Expiration   Exercise/          Number of voting  % of voting
financial     date         Conversion Period/ rights that may   rights
instrument                 Date               be acquired if
                                              the instrument is
                                              exercised/
                                              converted

Total (A+B)
Number of voting rights              % of voting rights
26,991,666                           6.77%

9.  Chain of controlled undertakings through which the voting rights and/
    or the financial instruments are effectively held, if applicable:


Proxy Voting: 

10.  Name of the proxy holder:        N/A

11.  Number of voting rights proxy    N/A
     holder will cease to hold:

12.  Date on which proxy holder       N/A
     will cease to hold voting
     rights:

13.  Additional information:

14:  Contact name:                   Ross Tanton

15.  Contact telephone number:       020 7894 7214




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