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Home >> Industrial and Microbial Biotechnology >>Bioprocess Engineering and Downstream Processing >> Bioprocess Engineering and Downstream Processing Introduction

Bioprocess Engineering and Downstream Processing
A variety of bioprocesses are known to occur in living cells. They are used there for the production of a variety of biomolecules according to the needs of these living cells. These bioprocesses are designed by nature to suit the production levels needed by the organism to which the cells belong, and are not suited for the industrial production of a variety of compounds of commercial value. This may involve modification of enzymes and enzyme technology, improvement in instrumentation and equipments and the control and monitoring o different parameters that affect the production.

This multidisciplinary subject is described as bioprocess engineering. Bioprocess engineering, as in important area of biotechnology research, involves industrial production of pharmaceuticals and other industrial products like organic acids, enzymes, vaccines, etc. The bioprocesses also release a variety of unwanted metabolites associated with useful products. Separation and purification of useful products from these other associated unwanted metabolites is also needed and is sometimes described as ‘downstream processing’.

Different conditions and technologies, which contribute to an ideal bioprocess

Most of the bioprocess involving recombinant products, engineered enzymes, and immobilization of cells/enzymes require a precise control of fermentation environment. This will also require upgradation of processing equipment, so that the use of newer technology for separation and purification need not be overemphasized. Considerable research in these areas has been done during 1990s and early years of the 21st century. Some of these aspects have already been discussed.

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