Piglet red dysentery welch's fusiform bacillus alpha-beta toxin bivalent gene engineering vaccine and preparing method

The present invention relates to young pig red dysentery clostridium welchii alpha-beta toxin bivalent genetic engineering vaccine and its preparation method. It is characterized polymerase chain reaction is used to amplify alpha and beta tovic protective antigen gene from clostridium welchii chromo...

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1. Verfasser: GUANGSEN WEI
Format: Patent
Sprache:eng
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