{HEAD ~ Such bacteria} are typically isolated from marine or estuarian habitats and can be readily identified by their ability to product PUFAs and by {TAIL ~ the presence} of one or more genes having homology to known PUFA PKS genes in the organism 
{ HEAD ~ Such bacteria } are typically isolated from marine or estuarian habitats and can be readily identified by their ability to product PUFAs and by { TAIL ~ the presence } of one or more genes having homology to known PUFA PKS genes in the organism
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