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Dictionary » B » Batch culture

Batch culture

Definition

noun, plural: batch cultures

A large-scale closed system culture in which cells are grown in a fixed volume of nutrient culture medium under specific environmental conditions (e.g. nutrient type, temperature, pressure, aeration, etc.) up to a certain density in a tank or airlift fermentor, harvested and processed as a batch, especially before all nutrients are used up.


Supplement

Compare: continuous culture.


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Re: Cell Death after selection pressure has been removed?

... (fortunately) it is no mystery after all. I have screened the several batches of heat inactivated serum i have been using, and one of them turned ... bad. The same one I used for making up media without ATB. The paralel culture with selection antibiotics was in good batch serum. Next time I won't ...

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by Ilsalmi
Wed May 21, 2008 8:54 pm
 
Forum: Cell Biology
Topic: Cell Death after selection pressure has been removed?
Replies: 2
Views: 903

Question about actinomyces

... produced in the stationery phase. In other words, when you do a batch culture on this bacteria, it would produce antibiotics when the carbon source is already limited. ...

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by victor
Thu Jan 24, 2008 3:29 am
 
Forum: Microbiology
Topic: Question about actinomyces
Replies: 7
Views: 1938

Starvation

... it means there is a degree of variation in your experiment - the serum batches are not identical, and their composition is not fully identified. ... another batch, even from the same manufacturer. Furthermore, in vitro culture is never a physiological environment, so it all depends on how much ...

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by biohazard
Tue Dec 11, 2007 12:06 pm
 
Forum: Cell Biology
Topic: Starvation
Replies: 1
Views: 567

The Fiber Disease

... have left? Like, of course (hypothetical here) AIDS :arrow: the first batch they made up, well, we know that lifestyle choices and so on will indeed ... cell in-put. Silk worm is not excluded. Lepidoptera is dominant in culture. The target is brought in culture. Observation is based on about ...

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by London
Sat Oct 07, 2006 4:50 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
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Is this even a "real" scenario?

... the exact text of what I have: It is desired to develop an E. coli fed-batch fermentation growing on minimal salts and glycerol to a cell density ... find the feed rate, which is supposedly dV/dt = F, if I dont have any culture volumes or times? All I got is what is quoted above.... Any kind ...

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by skybolt_1
Sun Dec 18, 2005 2:52 am
 
Forum: Microbiology
Topic: Is this even a "real" scenario?
Replies: 0
Views: 687
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