News features and technical articles about the evolution of aquaculture, one of the world’s fastest growing industries.

pathogen

Health & Welfare

Polymerase chain reaction: How useful is it?

Polymerase chain reaction testing is a powerful tool that can detect very low levels of pathogens, but its ability to screen and produce results that represent the population is often oversimplified. Screening of the wrong tissues or too few animals 

Health & Welfare

Beneficial microbes and pathogen control

A range of alternative products is available to improve animal health and water quality, and control pathogen loads. Beneficial microbes produce antimicrobial compounds and suppress pathogen proliferation. 

Health & Welfare

Streptococcus in tilapia

Streptococcus species account for over half of all bacterial diseases in tilapia. The authors studied the ability of biotype-specific vaccines.