Cattle tick vaccine
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Title |
Cattle tick vaccine
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Creator |
Technical Centre for Agricultural and Rural Cooperation
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Description |
An annual vaccine to control cattle ticks may soon replace the chore of regular dipping. In Australia researchers at the Commonwealth Scientific and Industrial Research Organization (CSIRO) and Biotechnology Australia Ltd found that if cattle were vaccinated with parts of the tick's gut, ticks feeding on those cattle were killed by ingestion of anti- bodies. The ticks were unable to digest the blood and their digestive system broke down. The researchers then went on to identify the tick gut protein involved, and its gene. Once identified and purified, it could be studied. The bacteria that had the tick gene coding for the protein was identified. They could then be genetically engineered to make large quantities of the tick protein, which formed the basis of the new vaccine. Cattle treated with this vaccine were as well protected against ticks as the original cattle who received the first treatment with components of the tick's gut. This vaccine is only effective against the tick common in Australia and South America, Boophilus microplus. However research continues to develop a related vaccine against the ticks found in Africa. Registration of the vaccine for Australia should be completed within a year. The techniques developed in this project may lead to vaccines against other ecto-parasites. Biotechnology Australia Ltd 28 Balicoo Street Roseville 2069 New South Wales AUSTRALlA An annual vaccine to control cattle ticks may soon replace the chore of regular dipping. In Australia researchers at the Commonwealth Scientific and Industrial Research Organization (CSIRO) and Biotechnology Australia Ltd found that if cattle were... |
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Date |
2014-10-08T13:15:58Z
2014-10-08T13:15:58Z 1989 |
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Type |
News Item
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Identifier |
CTA. 1989. Cattle tick vaccine. Spore 22. CTA, Wageningen, The Netherlands.
1011-0054 https://hdl.handle.net/10568/45109 |
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Language |
en
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Relation |
Spore, Spore 22
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Publisher |
CTA
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Source |
Spore
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