Sensitivity of tilapia (oreochromis mossambicus) to clostridium botulinum toxins

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Date
2001
Authors
Lalitha, K.V.
Gopakumar, K.
Journal Title
Journal ISSN
Volume Title
Publisher
Blackwell Publishing
Abstract
The sensitivity of Oreochromis mossambicus to Clostridium botulinum toxin types A-E was investigated. All five toxin types were toxic to O. mossambicus. In the case of toxin types A-D, O. mossambicus was considerably more resistant than mice and, in the case of type E toxin, fish were more sensitive. The minimum intraperitoneal (i.p.) dose of type E toxin for fish was half the minimum lethal dose for mice. The results of the study suggest that good hygiene should be maintained in fish/shrimp farms to keep contamination at a low level.
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Keywords
Clostridium botulinum, sensitivity, farmed fish
Citation
Journal of Aquaculture Research 2001: 32(9), 761-764