Wednesday, June 19, 2019

£680k study to tackle aquaculture disease through improved vaccines

A new £680,000 project will use cutting-edge techniques to tackle antimicrobial resistance in Vietnamese catfish – a key challenge for the global aquaculture industry. The University of Stirling will co-lead the multidisciplinary study, which will develop improved vaccines against two bacterial diseases that adversely affect the sector.

Vietnam is one of the largest producers of aquaculture in the world and, over the past 20 years, there has been an intensification of its freshwater catfish (Pangasius) sector – with the produce sold in 161 countries.
 
Dr Margaret Crumlish, of Stirling's Institute of Aquaculture,
is leading the new project

Image credit: University of Stirling
However, catfish suffer from bacterial infections, which results in the widespread use of antibiotics – and previous research has suggested that 80 percent of farmers lacked a therapeutic approach and, instead, used a cocktail of antibiotics.

The project is led by Dr Margaret Crumlish, of the Institute of Aquaculture at Stirling, and Dr Phuoc Hong Le, of the Research Institute for Aquaculture Number 2, in Ho Chi Minh City. It will also involve commercial partner, Aqualife, a Stirling-based vaccine administration company.

Dr Crumlish said, 'Freshwater catfish suffer from bacterial infections resulting in the widespread use of antibiotics – but we know that these antibiotics are typically not administered in line with best practice. The lack of regulatory procedures in this area contributes to the antimicrobial resistance – and immediate action is now required as current antimicrobial use is at breaking point, with 100 percent resistance to a range of antibiotics.

'This important new project brings together a large, multidisciplinary team of researchers – including aquaculture health specialists, behavioural psychologists, economists and engineers – in an attempt to tackle this problem.

'We will use a range of cutting-edge methods to develop improved vaccines against two bacterial diseases – caused by Edwardsiella ictaluri and Aeromonas hydrophila – and evaluate novel delivery mechanisms via our commercial partner, Aqualife.'


Read the full article on the International Aquafeed website, HERE.

The Aquaculturists
This blog is maintained by The Aquaculturists staff and is supported by the
magazine International Aquafeed which is published by
Perendale Publishers Ltd

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