Prenatal Diagnosis of β-Thalassemia by Reverse Dot-Blot Hybridization in Southern China

Abstract excerpt

Beta-thalassemia (thal) is the most common genetic disease and is widely distributed in southern China. Prenatal diagnosis is needed to prevent the birth of thalassemic offspring in couples at-risk. This can be performed in the first or second trimester of pregnancy by DNA analysis using polymerase chain reaction (PCR). As there are more than 30 mutations causing beta-thal in Chinese, the point mutation detection...

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