PT - JOURNAL ARTICLE AU - Wright, A F AU - Nussbaum, R L AU - Bhattacharya, S S AU - Jay, M AU - Lesko, J G AU - Evans, H J AU - Jay, B TI - Linkage studies and deletion screening in choroideremia. AID - 10.1136/jmg.27.8.496 DP - 1990 Aug 01 TA - Journal of Medical Genetics PG - 496--498 VI - 27 IP - 8 4099 - http://jmg.bmj.com/content/27/8/496.short 4100 - http://jmg.bmj.com/content/27/8/496.full SO - J Med Genet1990 Aug 01; 27 AB - Fourteen families with choroideremia (TCD) have been examined for linkage to nine genetic markers located on the proximal long arm of the X chromosome. Linkage to three markers (DXYS1, DXS72, DXS3) located in Xq21 was found with a four point lod score of 8.25. No evidence of submicroscopic deletions was observed using DXS233 and DXS232, both thought to lie within about 1 Mb of the TCD gene.