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Expression system

Expression system

(Science: molecular biology) combination of an expression vector, its cloned dna, and the host for the vector that provide a context to allow foreign gene function in a host cell, that is, produce proteins at a high level.


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Re: Natural selection is proven wrong

... image or picture of what it should find desireable in a mate, it is an expression of the molecular genome itself that even responds chemically with ... of the supercoiled chromosomes where each territory works as a single system, with neighboring specialized chromosome territory systems. The fusion ...

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by GaryGaulin
Tue Sep 01, 2009 3:00 am
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 177
Views: 16295

Re: Stomach bloating and weight gain

... purified enzymes, steak, and insulin. You need to look at the whole system, and not just what happens in the lab. IBS, ulcerative colitis, bloated ... in not only the DNA genomic blueprint, or the epimorphic/phenotypic expression of the DNA, but also what your environment it has and is in. Do ...

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by kolean
Fri Jul 17, 2009 1:24 pm
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 299
Views: 483688

Food and DNA

... like sugars and fat) affect DNA only indirectly by changing gene expression patterns (up- or downregulation), but they do not affect the DNA ... from food. Foreign DNA in our bodies gets degraded by the digestive system and various related enzymes. Environmental pollutants, carcinogens ...

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by biohazard
Wed Jun 24, 2009 1:12 pm
 
Forum: Genetics
Topic: Food and DNA
Replies: 1
Views: 152

Re: Really puzzled with gene expresseion!!!!

The bacterial system controlling expression of the genes needed to take up and use lactose is a classic example of the regulation of genes in ...

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by jonmoulton
Mon Apr 27, 2009 3:07 pm
 
Forum: Genetics
Topic: Really puzzled with gene expresseion!!!!
Replies: 4
Views: 547

question about shRNA knocking down

... of the potential problems. You could express your shRNA in a cell-free system then transfect the cells. This at least would eliminate some of the ... and you can determine whether the shRNA sequence is failing or its expression in the cells is the source of the problem.

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by jonmoulton
Mon Dec 01, 2008 4:57 pm
 
Forum: Molecular Biology
Topic: question about shRNA knocking down
Replies: 1
Views: 458
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