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Characterization of Homozygous Hb Setif (HBA2: c.283G>T) in the Iranian Population
Samaneh Farashi1,2, Negin F Garous2, Shadi Vakili2
1a Genetics Research Centre, University of Social Welfare & Rehabilitation Sciences , Tehran , Iran.
Hemoglobin (Hb) variants are abnormalities resulting from point mutations in either of the two α-globin genes (HBA2 or HBA1) or the β-globin gene (HBB). Various reports of Hb variants have been described in Iran and other countries around the world. Hb Setif (or HBA2: c.283G>T) is one of these variants with a mutation at codon 94 of of the α2-globin gene that is characterized in clinically normal heterozygous individuals. We here report clinical and hematological findings in two homozygous cases of Iranian origin for this unstable Hb variant.
Hemoglobin (Hb) variants are abnormalities resulting from point mutations in either of the two α-globin genes (HBA2 or HBA1) or the β-globin gene (HBB). Various reports of Hb variants have been described in Iran and other countries around the world. Hb Setif (or HBA2: c.283G>T) is one of these variants with a mutation at codon 94 of of the α2-globin gene that is characterized in clinically normal heterozygous individuals. We here report clinical and hematological findings in two homozygous cases of Iranian origin for this unstable Hb variant.
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