LOCALIZATION OF A NOVEL X-LINKED CONGENITAL STATIONARY NIGHT BLINDNESS LOCUS - CLOSE LINKAGE TO THE RP3 TYPE RETINITIS-PIGMENTOSA GENE REGION

被引:17
作者
BERGEN, AAB [1 ]
TENBRINK, JB [1 ]
RIEMSLAG, F [1 ]
SCHUURMAN, EJM [1 ]
TIJMES, N [1 ]
机构
[1] ACAD HOSP,DEPT OPHTHALMOL,AMSTERDAM,NETHERLANDS
关键词
D O I
10.1093/hmg/4.5.931
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
X-linked congenital stationary night blindness (CSNBX) is a non-progressive retinal disorder characterized by decreased visual acuity and loss of night vision. CSNBX is clinically heterogeneous with respect to the involvement of retinal rods and/or cones in the disease. In this study, we localize a new locus for CSNBX to Xp21.1, thus providing evidence that CSNBX is also genetically heterogeneous. A clear correlation between different genotypes and phenotypes cannot be found yet, The new CSNBX gene described here is closely linked to the X-linked retinitis pigmentosa type 3 gene region, which supports the hypothesis that there may be a functional relationship between congenital stationary night blindness and retinitis pigmentosa.
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收藏
页码:931 / 935
页数:5
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