Biacore Conference call regarding Interim Report January -- March 2004

UPPSALA, Sweden, April 23, 2004 (PRIMEZONE) -- Biacore International AB will release its report for the period January - March 2004 on Wednesday, April 28, 2004.

To give you an opportunity to discuss the Company's results with management, we hereby invite you to take part in a conference call on Wednesday, April 28, 2004 at 9am EST - which is 2pm UK time and 3pm CET.

In case you wish to participate in the call, please call the following number in the UK a few minutes before the conference is due to start:

 +44 (0) 207 162 0187                    Code: Biacore

A replay will be available until May 5, 2004. Please call the following number:

 +44 (0) 20 8288 4459                    Access code: 237602

Sincerely yours,

Biacore International AB

Investor Relations

Uppsala, April 23, 2004

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