Below you will find a list of links to websites that may be of interest to you. Please contact us if you want to suggest an additional link or if you feel a certain link is misplaced on this page.

 Professional information on cytogenetics:

European Cytogeneticists Association www.biologia.uniba.it/eca

 Search engines and databases:

NCBI - Medline www.ncbi.nlm.nih.gov/PubMed/medline.html National Human Genome Research Institute www.genome.gov/page.cfm?pageID=10002096 DECIPHER www.sanger.ac.uk/PostGenomics/decipher/ Human Genome Project Information www.ornl.gov./TechResources/Human_Genome/home.html The Chromosome Anomaly Collection Database from John Barber www.som.soton.ac.uk/research/geneticsdiv/Anomaly%20Register/ The Small Supernumary Marker Chromosomes Database from Thomas Liehr http://www.med.uni-jena.de/fish/sSMC/00START.htm/ EUROCAT (European Concerted Action on Congenital Anomalies and Twins) www.eurocat.ulster.ac.uk/whatis.html

 Molecular facilities

Microarray Facility Nijmegen www.microarraynijmegen.nl

 Patient Organisations - English language:

Genetic Interest Group www.gig.org.uk Chromosome 18 syndromes www.chromosome18.org/syndrome_tetrasomy.htm Unique - Rare chromosome disorder support group www.rarechromo.org Chromosome Help-Station www.chromosomehelpstation.com Chromosome 9p - A network for 9p- syndrome www.9pminus.org Chromosome deletion outreach www.chromodisorder.org

 Patient Organisations - German language:

Leona e.V. www.leona-ev.de

 Patient Organisations - Danish language:

Unique Danmark www.uniquedanmark.dk

 Patient Organisations - French language:

Association Francophone du Cri du Chat www.criduchat.ch Valentin - Association de Porteurs d'Anomalies Chromosomiques www.valentin-apac.org

 Patient Organisations - Dutch language:

Federatie van Ouderverenigingen www.rfvo.nl Vereniging Samenwerkende Ouder- en Patiëntenorganisaties www.vsop.nl Zeldzaam www.zeldzame-syndromen.nl

 Patient Organisations - Italian language:

Ring 14 www.ring14.com

 Patient Organisations - Polish language:

GEN, The Association for Children with Genetic Disorders www.gen.org.pl/index.html

 Patient Organisations - Swedish language:

Nätverket för ovanliga kromosomavvikelser www.noc.to

 Patient Organisations - Multi-lingual:

ORPHANET www.orpha.net

European Chromosome 11q Network www.11q.org Chromosome 3 Registry members.cox.net/chromosome3/