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Stage-specific expression of a developmentally regulated gene in Dirofilaria immitis
Published online by Cambridge University Press: 05 June 2009
Abstract
A previously reported cDNA clone encoding 34 kDa antigenic polypeptide of Dirofilaria immitis (λ cD34) was studied to elucidate the mechanism of stage-specific gene expression. The 34 kDa polypeptide was a larva-specific antigen and the mRNA was detectable in microfilariae but not in adult worms and eggs. The λ cD34 gene was not sex linked and was contained in the genome of D. immitis at each stage. The stage-specific expression of the developmentally regulated gene in D. immitis may be controlled primarily at the mRNA level.
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