Collaboration with Organon

Sareum Holdings PLC
17 January 2006


For Immediate Release



               Organon and Sareum Announce Research Collaboration
                             in Autoimmune Disease

January 17, 2006, Oss, The Netherlands, and Cambridge, UK - Organon, the human
health care business unit of Akzo Nobel and Sareum Holdings plc, the specialist
structure-based drug discovery and services business, today announced a
collaborative research agreement.

The aim of this collaboration, in which Sareum will potentially dedicate a
multi-disciplinary research team for over one year, is to generate lead chemical
series for development by Organon into novel therapies for autoimmune diseases
such as rheumatoid arthritis.

Sareum will endeavor to determine the three-dimensional structures of two of the
Organon autoimmune disease protein targets and then deploy its innovative
Template Screening method to identify novel compounds suitable for optimisation
into lead drug candidates, using its automated medicinal chemistry platform.

In return, Sareum will receive research fees and success milestone payments.
Financial details were not disclosed.

This is the second announcement relating to the trading update issued by Sareum
on 5th January 2006 where Sareum stated that it had entered into several
collaborations in late December, one of which is with Organon.

Commenting on the agreement, Sareum's Chief Executive Officer, Dr Tim Mitchell,
said: "We are delighted that Organon has chosen Sareum as their partner in drug
lead identification and optimisation. This is the largest collaboration we have
signed to date, and brings together our expertise in protein structure
determination, Template Screening and automated chemistry. We look forward to
successfully identifying novel drug leads for this important therapeutic area."

Dr David Nicholson, Executive Vice President Global Research, Organon
International Inc. added: "This collaboration with Sareum fits very well with
our ambitions of expanding the breadth and depth of our research programs.
Access to new technologies and the focus on new therapeutic areas such as
immunology are important building blocks to accomplish these ambitions. We
believe that expanded research activities through partnerships are critical to
fueling our future pipeline."

For further information:

Sareum Holdings plc                                          [phone]
Tim Mitchell, Chief Executive Officer

Organon                                                      [phone]
Monique Mols, Director Media Relations               [e-mail]
                                                      

Buchanan Communications                                      [phone]
Tim Anderson, Mary-Jane Johnson

Notes for editors:
About Sareum Holdings plc
Sareum Holdings plc (AIM: SAR) is a specialist structure based drug discovery
and services business headquartered in Cambridge, UK. The Company was formed in
August 2003 to discover new drugs for the treatment of cancer and to provide a
range of drug discovery services to the pharmaceutical industry. Sareum's unique
approach aims to halve the time it takes to discover new drug candidates.

Sareum provides its specialist drug discovery capabilities to partners in the
pharmaceutical and biotechnology industries. The Company aims to successfully
deliver: Programmes for complete gene-to-candidate structure-based discovery;
projects to accelerate or improve the productivity of specific activities; and
drug candidates for licensing at the Phase I or Phase II clinical trials stage.
For further information, please visit www.sareum.co.uk

About Organon
Organon - with shared head offices in Roseland, NJ, USA and Oss, The Netherlands
- creates, manufactures and markets prescription medicines that improve the
health and quality of human life. Through a combination of independent growth
and business partnerships, Organon strives to remain or become one of the
leading pharmaceutical companies in each of its core therapeutic fields:
gynecology, fertility, neuroscience and anesthesia. Organon products are sold in
over 100 countries, of which more than 60 have an Organon subsidiary. Organon is
the human health care business unit of Akzo Nobel.

For further information, please visit www.organon.com

Safe Harbor Statement*
This report contains statements which address such key issues as Organon's
growth strategy, future financial results, market positions, product
development, pharmaceutical products in the pipeline, and product approvals.
Such statements, including but not limited to the "Outlook," should be carefully
considered, and it should be understood that many factors could cause forecasted
and actual results to differ from these statements. These factors include, but
are not limited to price fluctuations, currency fluctuations, developments in
raw material and personnel costs, pensions, physical and environmental risks,
legal issues, and legislative, fiscal, and other regulatory measures. These
factors also include changes in regulations or interpretations related tothe
implementation and reporting under IFRS, decisions to apply a different option
of presentation permitted by IFRS, and various other factors related to the
implementation of IFRS, including the implementation of IAS 32 and 39 for
financial instruments. Stated competitive positions are based on management
estimates supported by information provided by specialized external agencies.

For a more complete discussion of the risk factors affecting our business please
see the Akzo Nobel Annual Report on Form 20-F filed with the United States
Securities and Exchange Commission, a copy of which can be found on the
Company's website www.akzonobel.com.

* Pursuant to the U.S. Private Securities Litigation Reform Act 1995.




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