Published in Hepatitis Weekly, February 9th, 2004
According to a study from Brazil, "Different mammalian cells have been used successfully for the expression of the hepatitis B surface antigen (HBsAg). The patterns of expression of the HBsAg seem to depend on the cell type and the number of gene copies integrated into cellular genome. The expression of an HBsAg fused to histidine tag (His-HBsAg), had not been reported in mammalian cells."
"This paper describes a semi-quantitative polymerase chain reaction...
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