Management of Sea Lice on Farmed Salmon with Veterinary Medicines and Biological Control Strategies.

Mar 10, 2015

In 2012 salmon farming reached a worldwide production of over 2,100,000 MT.  However, growth of the industry is slowing.  Infestations with sea lice have emerged as a dominate factor limiting growth of the industry.  Initially, the first line of defence against sea lice was the use of veterinary medicines.  Multiple resistance, now present in several regions, exacerbates this situation. This presents a significant problem for farmers, veterinarians and the pharmaceutical.  Within this context, current sea lice management strategies are discussed by Dr Myron Roth Industry Specialist, Aquaculture & Seafood for the British Columbia Ministry of Agriculture in relation to current trends in the development of alternative control strategies that depend less on veterinary medicinal products. ...

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Canine Genetic Mutations to the Multi Drug Resistance Gene (MDR1)

Mar 10, 2015

Certain chemical dyes injected into the peripheral circulation infiltrated most organs with one an exception, the brain.  This led to the well know concept of a blood-brain barrier. Janet Ryland of Animal Genetics describes a deletion in multi drug resistance gene, most important drug efflux system of the barrier, to be responsible for dogs’ sensitivity to a wide range of medications including anti-parasites, cancer drugs, sedatives, anti-diarrhoea, pain medications and heart drugs. ...

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Investment in New Veterinary Antibiotics: Barriers, Consequences and Solutions

Mar 10, 2015

Carel du Marchie Sarvaas of The International Federation for Animal Health (IFAH), asks why is there such a gap between the growing demand for new veterinary antibiotic products, and the disinclination of animal health companies to supply them. This article explains the seven main barriers that prevent or slow development and coming-to-market of novel veterinary antibiotics, and the six negative consequences of this diminishing investment. It also offers solutions to address these barriers. ...

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