Team:Cambridge/Notebook/Week2

From 2010.igem.org

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== Friday==
== Friday==
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Meeting with Laura Rowe in the Biotechnology Dept. at 3pm:
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*'''Brightness measurements''' are integrated over time, so when comparing them make sure they are integrated over a long time (otherwise you are only measuring how quickly luminescence occurs, not how bright).
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*'''Different colours''':
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**Could use fluorophores instead of fluorescent proteins but need to ensure they attach to protein (could be a project in itself). Requires resonance energy transfer.
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**Using mutant luciferases probably easier to implement.
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*'''Expression in ''E. coli''''': inclusion bodies could be a problem when trying to over-express genes. To test: break open cells and centrifuge twice (at a higher speed second time around), if pellets are formed these are probably inclusion bodies. Could then dissolve these with solvent and test for bioluminescence from proteins within inclusion bodies.
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*'''Relative light units''' are used because different camera properties, distances etc. all mean that photons/sec are relative. Can use a source for calibration - tritium standards are used (e.g. MGM instruments).
== Saturday==
== Saturday==
== Sunday==
== Sunday==
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Revision as of 12:53, 27 July 2010