- spent medium
- After sub-culture, medium which is discarded because it has been depleted of nutrients, dehydrated, or accumulated toxic metabolic products.
Glossary of Biotechnology for Food and Agriculture . 2015.
Glossary of Biotechnology for Food and Agriculture . 2015.
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closed continuous culture — A culture system, in which the inflow of fresh medium is balanced by the outflow of corresponding volumes of spent medium. Cells are separated mechanically from outflowing medium and added back to the culture … Glossary of Biotechnology
open continuous culture — A continuous culture system, in which inflow of fresh medium is balanced by outflow of a corresponding volume of spent medium plus cells. In the steady state, the rate of cell wash out equals the rate of formation of new cells in the system. See … Glossary of Biotechnology
hollow fibre — A tube of porous material, with an internal diameter of a fraction of a millimetre, making its ratio of surface area to internal volume very large. Employed as filters or in bioreactors as a method of retaining cells while allowing the easy… … Glossary of Biotechnology
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