IDENTIFICATION OF A NOVEL δ-GLOBIN GENE MUTATION IN AN IRANIAN FAMILY

被引:6
作者
Amirian, Azam [1 ]
Jafarinejad, Masoomeh [1 ]
Kordafshari, Alireza R. [1 ]
Mosayyebzadeh, Marjan [1 ]
Karimipoor, Morteza [1 ]
Zeinali, Sirous [1 ,2 ]
机构
[1] Pasteur Inst Iran, Biotechnol Res Ctr, Dept Mol Med, Tehran, Iran
[2] Kawsar Genom & Biotech Ctr, Kawsar Human Genet Res Ctr, Tehran, Iran
关键词
delta-Thalassemia (delta-thal); delta IVS-I-5 (G > T); Hb A(2)-Fitzroy; Iran; POLYMERASE CHAIN-REACTION; PRENATAL-DIAGNOSIS; GREEK CYPRIOTS; THALASSEMIA; DNA;
D O I
10.3109/03630269.2010.528323
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
delta-Thalassemia (delta-thal) has no clinical symptoms, but its coinheritance with beta-thal may cause misdiagnosis, especially in countries with a high prevalence of beta-thal where prevention programs have been implemented. The molecular basis of most beta-thal syndromes have been defined, while the spectrum of mutations causing delta-thal have not been well characterized. A couple was referred to us for thalassemia molecular screening. Since she had rather low values of Hb A(2) and normal Hb F, her delta-globin gene was amplified and directly sequenced. We found two different mutations on her delta-globin genes: HBD: c.92+5G > T/HBD:c.428C > A. The c. 92+5G > T mutation has not been previously reported. Two different mutations in trans may explain the reduced Hb A(2) level.
引用
收藏
页码:594 / 598
页数:5
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