Hello the 635nm laser on the Olympus is out of order at the moment, keep it in mind for your experiments. Greets Simone -- ================================================================== Simone Di Rubbo Tel:+32 (0)9 331 39 34 fax:+32 (0)9 3313809 VIB Department of Plant Systems Biology, Ghent University Technologiepark 927, 9052 Gent, BELGIUM sirub@psb.vib-ugent.be http://www.psb.vib-ugent.be ==================================================================