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公开(公告)号:US08444989B1
公开(公告)日:2013-05-21
申请号:US12423658
申请日:2009-04-14
申请人: Wiliam Charles Ohnesorge , Isabelle Freiin von Richthofen , Marika Genzow , Martina von Freyburg , Carola Kissel , Luc-Etienne Fabry , Knut Elbers , Kathleen Park
发明人: Wiliam Charles Ohnesorge , Isabelle Freiin von Richthofen , Marika Genzow , Martina von Freyburg , Carola Kissel , Luc-Etienne Fabry , Knut Elbers , Kathleen Park
CPC分类号: A61K39/0241 , A61K39/40 , A61K2039/521 , A61K2039/552 , C12N1/20 , C12R1/35
摘要: The present invention provides a one phase, aqueous vaccine composition for immunizing an animal against infection by Mycoplasma hyopneumoniae, comprising: an immunizing amount of a Mycoplasma hyopneumoniae bacterin, an acrylic acid polymer in the concentration range between 0.8 and 1.2 mg/ml, and a pharmaceutically acceptable carrier, and substantially no oil. It is especially useful for immunizing a pig against infection by Mycoplasma hyopneumoniae for at least 20 weeks after a single administration, which effective immunity is reached within 4 weeks after vaccination.