Team:Buenos Aires/ res rfpdeg

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(GFP under Arsenic Inducible Promoter)
(GFP under Arsenic Inducible Promoter)
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= GFP under Arsenite Inducible Promoter  =
= GFP under Arsenite Inducible Promoter  =
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''GFP production in relation with arsenite concentration''
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==Objective==
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Characterize the response of the arsenite sensitive promoter measuring GFP production upon different arsenite concrentrations.
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Several cultures carrying a plasmid that encodes GFP under this promoter(Bba_K1106004) were grown overnight with different arsenite concentration (0, 10, 50, 500 and 1000 ppb.)Fluorescence was then measured with a fluorimeter at 395 nm excitation peak and 515 nm emission peak. Each measure was normalized by culture density measured by OD (600nm).
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==Methods==
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Several cultures carrying a plasmid that encodes GFP under this promoter(Bba_K1106004) were grown overnight with different arsenite concentration (0, 10, 50, 500 and 1000 ppb). After sonication, fluorescence was measured at 395nm excitation peak and 515nm emission peak. Each measure was normalized by culture density (OD 600nm).
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'''Results '''
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==Results==
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As shown in the graphics below GFP production increases with the arsenite concentration. 
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As it can be seen in the graphics bellow the arsenite sensible promoter is correspondingly active in relation with the arsenite concentration.  
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==Conclusion==
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The promoter is sensitive to different arsenite concentrations.
[[File:Gfpinduccion.jpg|center|600px|]]
[[File:Gfpinduccion.jpg|center|600px|]]

Revision as of 18:54, 27 September 2013

Contents

GFP under Arsenite Inducible Promoter

Objective

Characterize the response of the arsenite sensitive promoter measuring GFP production upon different arsenite concrentrations.

Methods

Several cultures carrying a plasmid that encodes GFP under this promoter(Bba_K1106004) were grown overnight with different arsenite concentration (0, 10, 50, 500 and 1000 ppb). After sonication, fluorescence was measured at 395nm excitation peak and 515nm emission peak. Each measure was normalized by culture density (OD 600nm).

Results

As shown in the graphics below GFP production increases with the arsenite concentration.

Conclusion

The promoter is sensitive to different arsenite concentrations.

Gfpinduccion.jpg
Gfp ampliacion.jpg