abstract:Downstream processing refers to the recovery and purification of biosynthetic products, particularly pharmaceuticals, from natural sources such as animal or plant tissue or fermentation broth, including the recycling of salvageable components and the proper treatment and disposal of waste. It is an essential step in the manufacture of pharmaceuticals such as antibiotics, hormones (e.
Downstreamanaerobicbiologicalfilter where waste-water pouredfromtop was used as anaerobic processingdevicein whichbacteriacolloid was found onpadding in biological membraneform.