Dictionary » G » Gene expression

Gene expression

Definition

noun

The conversion of the information from the gene into mRNA via transcription and then to protein via translation resulting in the phenotypic manifestation of the gene.


Supplement

Gene expression of the nonprotein coding genes such as the rRNA and tRNA genes, involves only transcription and not translation.


See also: gene expression regulation


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Gene knockdowns in the wasp Nasonia vitripennis

This paper describes gene knockdowns in the wasp Nasonia vitripennis by Morpholino antisense oligos, delivered by microinjection. Dual mode of embryonic development is highlighted by expression and function of Nasonia pair-rule genes. Rosenberg MI, Brent AE, Payre F, Desplan ...

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by jonmoulton
Fri Mar 07, 2014 5:57 pm
 
Forum: Molecular Biology
Topic: Gene knockdowns in the wasp Nasonia vitripennis
Replies: 0
Views: 118

What makes dominant allele dominant?

1) each gene can have from one to many alleles 2) it's not only about expression. The difference can be anywhere from transcription to protein post-translational modifications. There ...

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by JackBean
Thu Feb 27, 2014 5:20 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 5
Views: 1223

Totipotent Stem Cell From Molecular Components

... human selected(since I am making a human stem cell) Average the mRNA expression to get stem cell mRNA expression Multiply by 100 to get the amount ... heard of amplicons used in PCR. Do I really need one to copy a whole gene or just primers, DNA, and enzymes?

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by caters
Sun Feb 02, 2014 10:58 pm
 
Forum: Cell Biology
Topic: Totipotent Stem Cell From Molecular Components
Replies: 0
Views: 682

normalization gene

It's a reference gene of known copy number and/or constant expression levels against which data (such as qPCR) is normalized to enable sample to sample comparison.

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by Cat
Sun Jan 05, 2014 5:20 pm
 
Forum: Molecular Biology
Topic: normalization gene
Replies: 2
Views: 490

miRNA-mediated competing endogenous RNAs (ceRNAs) networks

... et al. 2011 Cell). Multiple classes of ncRNAs (lncRNAs, circRNAs, pseudogenes) and protein-coding mRNAs function as key ceRNAs and to regulate the expression of mRNAs in plants and mammalian cells (see below references). ceRNA resoures: 1. ...

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by rnaworld2110
Sun Dec 15, 2013 9:29 am
 
Forum: Cell Biology
Topic: miRNA-mediated competing endogenous RNAs (ceRNAs) networks
Replies: 2
Views: 1188
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