For more information about Galapagos, please contact:

Galapagos Corporate Headquarters Galapagos NV Industriepark Mechelen Noord Generaal De Wittelaan L11 A3 B-2800 Mechelen, Belgium Tel: +32 15 34 29 00 Fax: +32 15 34 29 01 e-mail:bd@glpg.com BTW BE 0466.460.429 RPR Mechelen Directions

Galapagos SASU 102 Avenue Gaston Roussel 93230 Romainville, France Tel:+33 1 49 42 46 46 Fax:+33 1 49 42 46 58 e-mail:bd@glpg.com Directions

BioFocus DPI BV Bio Science Park Leiden Visitors Darwinweg 24 2333 CR Leiden Postal address P.O. Box 127 2300 AC Leiden The Netherlands Tel: +31 71 7506700 Fax: +31 71 7506701 email: info@glpg.com Directions	BioFocus DPI Chesterford Research Park Saffron Walden Essex, CB10 1XL United Kingdom Tel: +44 1799 533500 Fax: +44 1799 531495 email: info@glpg.com Directions
BioFocus DPI 4th Floor Commonwealth House 1 New Oxford Street London, WC1A 1NU United Kingdom Tel: +44 207 074 4600 Fax: +44 207 074 4700 email: info@glpg.com Directions	BioFocus DPI 385 Oyster Point Blvd. Suite 1 South San Francisco, CA 94080 USA Tel: +1 650 228 1400 Fax: +1 650 228 0137 Directions
BioFocus DPI 9640 Towne Centre Drive San Diego, CA 92121 USA Tel: +1 858 455 8600 Fax: +1 858 546 3081 Directions	BioFocus DPI Gewerbestrasse 16 CH-4123 Allschwil Switzerland Tel: +41 61 487 85 85 Fax: +41 61 487 85 99 Directions
BioFocus DPI Level 32 Shinjuku Nomura Building 1-26-2 Nishi-Shinjuku Shinjuku-ku Tokyo 163-0532 Japan Tel: +81 3 5322 2836 Fax: +81 3 5322 2929