Tag archive of ALphae THalaseemia

Testing for Alpha-thalassemia

The human alpha gene is found on the short arm of chromosome 16 and there are two hemoglobin alpha chain genes, HBA1 and HBA2. Almost all alpha thalassemias result from a loss of one or more of the alpha genes; the more genes dropped, the more severe is the disease.  Unlike Beta-thalssemia, which is found around the Mediterranean, alpha-thalassemias is more geographically widespread and can be found in the descendents of people from Africa and Asia,

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