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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: need help with some home work

... influenced by modifications of the histone code and thus the level of expression will be affected. This is called epigenetics, you can read up ... as it only expresses the a gene! It is possible and defects in this system of inheritance can result in disorders such as the Angelman syndrome ...

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by Youngji
Sun Feb 01, 2015 1:14 pm
 
Forum: Genetics
Topic: need help with some home work
Replies: 2
Views: 925

An Overview of Embryonic Stem Cells

... isolation of murine ES cell lines in 1981 contributed to a simple model system for studying the basic processes of early embryonic development and ... out’ and ‘knock in’ transgenic animals for the investigation of gene expression and regulation in vivo. Many efforts have also been made to isolate ...

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by 2444256703
Thu Jan 29, 2015 6:48 am
 
Forum: Cell Biology
Topic: An Overview of Embryonic Stem Cells
Replies: 0
Views: 565

I have got some BIG issues! forgive the long post

... HLA systems Here is the manual notes from my School babes! BLOOD GROUP SYSTEMS ABO The ABO genes reside on the chromosome 9 (Bernstein’s theory). ... RHCE exists in four allelic forms and each allele determines the expression of two antigens in Ce, ce, cE or CE combination (RHCE is the collective ...

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by saddy51
Sun Jan 04, 2015 10:39 am
 
Forum: Genetics
Topic: I have got some BIG issues! forgive the long post
Replies: 1
Views: 1768

mRNA vs. cell reporter assay

... same question, phrased in a slightly different way: Maybe the reporter system provides us with more information than RT-PCR/Western blot, because ... present? I thought it is enough to detect a significant increase in the expression by Western blot and we could conclude that the particular transcription ...

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by kk
Mon Sep 08, 2014 2:57 pm
 
Forum: Cell Biology
Topic: mRNA vs. cell reporter assay
Replies: 2
Views: 2898

Re: mammary gland of male in mammals

... in prolactin. The lobes of the mammalian breast are part of the duct system which pushes the milk through to the nipple; the alveoli produce colostrum ... necessary anti bodies for the maturing infant. So, when you hear the expression, the size of the breast doesn't matter, a woman can still successfully ...

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by Annij
Sun Nov 03, 2013 4:47 am
 
Forum: Evolution
Topic: mammary gland of male in mammals
Replies: 18
Views: 21261
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