Analyst Presentation

22 March 2010

Source BioScience plc

(`Source BioScience' or `the Group')

Analyst Presentation

Source BioScience plc, the provider of expert, quality services and products to the healthcare, pharma biotech and life science research sectors, announces that the analyst presentation, being held on the morning of its Preliminary Results for the year end 31 December 2009, will be held at the offices of Daniel Stewart and Company, Becket House, 36 Old Jewry, London, EC2R 8DD, on Wednesday 24 March 2010 at 10.00am. 

Analysts wishing to attend should contact Gemma O'Hara at Bishopsgate Communications before 12.00 on Tuesday 23 March.

The results presentation will be made available on the Company's website, www.sourcebioscience.com, after commencement of the meeting.

-ENDS -

For further information, please contact:

Source BioScience plc

Dr Nick Ash

Managing Director

Tel: +44 (0) 115 973 9010

www.sourcebioscience.com

Singer Capital Markets Limited

Shaun Dobson / Claes Spång

Tel: +44 (0) 20 3205 7500

www.singercm.com

Bishopsgate Communications

Nick Rome / Gemma O'Hara

[email protected]

Tel: + 44 (0) 207 562 3350

www.bishopsgatecommunications.com

About Source BioScience:

Source BioScience is a highly focused healthcare and biotechnology company providing diagnostic and screening services to the healthcare community and genetic analyses and biomolecular tools and products to the life science research and pharma biotech sectors.

Its Healthcare operations provide screening and reference laboratory diagnostic testing for cancer and other diseases and additional predictive testing for treatment optimisation for clinicians and patients. Pharma Biotech Services offers support for early stage therapeutic development, offering a 'one-stop shop' from tissue pathology, immunohistochemistry, sophisticated image analysis, biomarker determination and assay development to pharmacogenomics including genotyping and gene expression analysis. Life Science Research services provide core laboratory research support from conceptualization to implementation, calling upon a wide range of cutting-edge technology platforms including an online catalogue of biomolecular tools. This incorporates DNA sequencing, whole genome amplification and a comprehensive library of genomic reagents and clones including cDNA and RNAi, as well as facilitating rapid access to high quality antibodies, cell cultures, diagnostic assays for cancer and other genetic testing, and related research tools.

The Group has its headquarters in Nottingham, UK where it operates state of the art reference laboratory facilities, with additional laboratory facilities in London, Cambridge, Oxford and Dublin, Ireland. Source BioScience is CPA, GLP and GCP accredited and is licensed by the Human Tissue Authority.

Further information about Source BioScience can be found at www.sourcebioscience.com