Expression ofBordetella pertussis toxin subunits inBacillus subtilis |
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Authors: | Per E. J. Saris Ulla Airaksinen Satu Nurmiharju Kate Runeberg-Nyman Ilkka Palva |
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Affiliation: | (1) Genesit Oy, Valimotie 7 D, SF-00380 Helsinki, Finland;(2) Molecular Biology Unit, National Public Health Institute, Mannerheimintie 166, SF-0030 Helsinki, Finland |
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Abstract: | Summary Pertussis toxin subunits (S1–S5) were expressed inBacillus subtilis using a vector with the promoter, Shine-Dalgarno sequence and the sequence coding for the first 7 amino acids of the signal sequence of the -amylase gene fromB. amyloliquefaciens. The use of this vector resulted in a high level of intracellular expression of each pertussis toxin subunit as aggregates in the cytoplasm ofB. subtilis. |
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