Holding(s) in Company

RNS Number:8280P
EiRx Therapeutics PLC
11 March 2008


Financial Services Authority




                    TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


1.   Identity of the issuer or the underlying issuer of     Eirx Therapeutics Plc
existing shares to which voting rights are attached:

2.   Reason for notification (please tick the appropriate box or boxes)
An acquisition or disposal of voting rights
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                                             u
Other (please specify):

3.   Full name of person(s) subject to the notification                     Barclays PLC
obligation:

4.   Full name of shareholder(s) (if different from 3):
     Barclays Stockbrokers Ltd

5.   Date of transaction and date on which the threshold is                  25-Feb-08
crossed or reached:

6.   Date on which issuer notified:                                          06-Mar-08

7.   Threshold(s) that is/are crossed or reached:                            7% to 13%

8.   Notified details:




A: Voting rights attached to shares
Class/type of      Situation previous to   Resulting situation after the triggering transaction
shares             the Triggering
                   transaction

                   Number of   Number of   Number of    Number of Voting Rights   % of voting rights
If possible use    Shares      Voting      Shares
ISIN code                      Rights
                                                           Direct      Indirect     Direct    Indirect

GB00B0XQBS97       211,630,528 211,630,528 934,897,539  0            934,897,539  0.00       13.40


B: Financial Instruments
Resulting situation after the triggering transaction
Type of financial    Expiration date      Exercise/ conversion No. of voting rights  Percentage of voting
instrument                                period/date          that may be acquired  rights
                                                               (if the instrument
                                                               exercised/converted)


N/A                  N/A                  N/A                  N/A                   N/A


Total (A+B)
Number of voting rights                              Percentage of voting rights
                    934,897,539                                             13.40


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


Proxy Voting:
10. Name of proxy holder:                            N/A
11. Number of voting rights proxy holder will cease  N/A
to hold:
12. Date on which proxy holder will cease to hold    N/A
voting rights:


13. Additional information:                            N/A
14.    Contact name:                                   Geoff Smith
15.    Contact telephone number                        020 7116 2913



For notes on how to complete form TR-1 please see the FSA website.


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