Issue of Equity

For Immediate Release

                               Avacta Group plc                                

                                Issue of Equity                                

Avacta Group plc (the "Company") announces that 375,350 ordinary shares of 0.1p
each ("Ordinary Shares") have been issued at a price of 5.22 pence per share
pursuant to contractual obligations for services provided to the Company.

Application has been made for 375,350 new Ordinary Shares to be admitted to
trading on AIM and dealings are expected to commence on 8 January 2008.

The total number of Ordinary Shares in issue following the above issue will be
800,807,427.

2 January 2008

Enquiries:

Avacta Group plc                        Tel: [phone]                     
                                                                               
Tim Sykes, Chief Financial Officer                                             
                                                                               
WH Ireland Limited                      Tel: [phone]                     
                                                                               
David Youngman/Robin Gwyn                                                      
                                                                               
BankOra Limited                         Tel: [phone]                     
                                                                               
Michael Brennan/Henry Turcan                                                   
                                                                               
Nexus Financial Limited                 Tel: [phone]                     
                                                                               
Nicholas Nelson/Kathy Boate