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DNA Vaccines
New DNA vaccines data have been reported by researchers at Nanhua University
January 21st, 2009
"In this study, the full lipL21 gene fragment encoding outer membrane protein LipL21 was cloned from L. interrogans serovar Lai and inserted into eukaryotic expression vector pcDNA3.1(+). The guinea pigs were immunized with pcDNA3.1(+)-lipL21, pcDNA3.1(+) or PBS," scientists in Hengyang, People's Republic of China report. "Six weeks after the second immunization, the splenocytes were isolated to detect their proliferative ability by lymphocyte transformation experiments. In addition, microscopic agglutination test was used for quantitative detection of specific antibodies. The rest guinea pigs were challenged intraperitoneally with L. interogans sorevar Lai. Then,...
Source: Vaccine Weekly (2009-01-21)
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