Team:Tsinghua/Experiment2

From 2009.igem.org

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(Synthesis of the Therapeutic DNA)
(Synthesis of the Therapeutic DNA)
 
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In this part, we aims at constructing a molecular cloning vector with a cos site which enables it to be packaged into the gene therapy vector- in other words, to construct a cosmid. In order to detect the expression of the therapeutic DNA, we construct this cosmid based on the scanfold of Parts-J61031 encoding a RFP-expressing segment.
In this part, we aims at constructing a molecular cloning vector with a cos site which enables it to be packaged into the gene therapy vector- in other words, to construct a cosmid. In order to detect the expression of the therapeutic DNA, we construct this cosmid based on the scanfold of Parts-J61031 encoding a RFP-expressing segment.
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[[Image:J61031.jpg|800px|J61031|center|thumb|The cosmid map]]
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[[Image:J61031.jpg|600px|J61031|center|thumb|The cosmid map]]
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3) RFP-expressing segment: originally integrated into the plamid of J61031.
3) RFP-expressing segment: originally integrated into the plamid of J61031.
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[[Image:cosmidcostruct.jpg|800px|cosmidcostruct|center]]
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[[Image:cosmidcostruct.jpg|800px|cosmidcostruct|center|thumb|Cosmid construction]]
=Characterization of Therapeutic DNA=
=Characterization of Therapeutic DNA=
The characterization of Therapeutic DNA is mainly via fluorescent observation and co-functioning testing together with the synthesized GenSniper genome. If the experiments proceed as expected, we will also identify whether Therapeutic DNA has been packaged into the GenSniper genome via PCR.
The characterization of Therapeutic DNA is mainly via fluorescent observation and co-functioning testing together with the synthesized GenSniper genome. If the experiments proceed as expected, we will also identify whether Therapeutic DNA has been packaged into the GenSniper genome via PCR.

Latest revision as of 16:45, 21 October 2009

Home Background Brainstorming Design Experiment Results Conclusion Protocol


Synthesis of the Therapeutic DNA

In this part, we aims at constructing a molecular cloning vector with a cos site which enables it to be packaged into the gene therapy vector- in other words, to construct a cosmid. In order to detect the expression of the therapeutic DNA, we construct this cosmid based on the scanfold of Parts-J61031 encoding a RFP-expressing segment.

The cosmid map


This cosmid mainly consists of the following segments:

1) origin of replication: we insert O gene and P gene from bacteriophage lambda into J61031, which are resoonsible for the late phase replication and package of the wild type circular bacteriophage lambda genome

2) cos site: necessary for the specific package of the Therapeutic DNA into the gene therapy vector.

3) RFP-expressing segment: originally integrated into the plamid of J61031.

Cosmid construction

Characterization of Therapeutic DNA

The characterization of Therapeutic DNA is mainly via fluorescent observation and co-functioning testing together with the synthesized GenSniper genome. If the experiments proceed as expected, we will also identify whether Therapeutic DNA has been packaged into the GenSniper genome via PCR.