Difference between revisions of "Part:BBa K4202045:Experience"

(The characterization experiment)
(Method)
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how you used this part and how it worked out.
 
how you used this part and how it worked out.
  
==Method==
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==<b>Method</b>==
  
 
<b>Measurement device construction</b>
 
<b>Measurement device construction</b>

Revision as of 13:05, 12 October 2022


This experience page is provided so that any user may enter their experience using this part.
Please enter how you used this part and how it worked out.

Method

Measurement device construction

The sequence of this part was synthesis by Genscript and constructed to the pHY300PLK by In-Fusion clone.

Characterization

The transformant (Bacillus subtilis with pHY300PLK empty plasmid and kill switch) were inoculate to 2ml LB medium and cultured in the test tube overnight. The next day, the culture were inoculated into 2ml TB medium containing 1% sucrose (w/v) at the ratio of 1:100. After the OD600nm(L=1mm) reaches around 0.1, the OD600nm(L=1mm) were measured every 40minutes.

Result

Compared to the control group, the OD600nm(L=1mm) of strains containing the kill switch began to decrease after the 600nm(L=1mm) reached 0.12. The early decrease of OD600nm indicated that the bacteria are dying, which means our kill switch is working.

Kill result.png
Fig 1The growth curve of two Bacillus subtilis WB600 strains.

Blue curve represents strains containing suicide switches and the yellow line represents strains containing the empty plasmid(CK)


User Reviews

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