here comes the address of Clonentech, who recently advertised a GFP marker
in 'Nature'; that's where I retrieved the address from and I hope it helps
you to get in touch with them:
Clonentech
4030 Fabian Way, Palo Alto, California
94003 USA
Fax:..-800/424-1350;
Tel:..-800/662-CLON
E-mail: tech@CLONENTECH.com
Good luck!