Article
Compound Heterozygosity for HKαα and an in Cis Deletion of Double α Genes Presents as α-Thalassemia Trait.
Hemoglobin - 1 Jan 2015
Wu Man-Yu, Li Jian, Li Shu-Chen, Li Ru, Liao Can, Li Dong-Zhi
Abstract excerpt
The HKαα (Hong Kongαα) allele is an unusual rearrangement of the α-globin gene cluster containing both the -α(3.7) (rightward) and ααα(anti 4.2) crossover deletion/insertion. During our thalassemia screening program, we identified 10 adult individuals and two newborns who were confirmed to be compound heterozygotes for HKαα and the Southeast Asian deletion (- -(SEA)). Their hematological data showed a typical...
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