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<td>'''.20% Eiken Agar Sender and Receivers'''</td> | |||
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<td>[[Image:LucMotilityAssay3-12 20EikenAgar Sender+Receiver 8hours.JPG|thumb|.30% Eiken Agar with sender and receiver cells after 8 hours]]</td> | |||
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<td>'''.30% Eiken Agar Sender and Receivers'''</td> | |||
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<td>[[Image:30EikenAgar Sender+Receiver 8hours.JPG|thumb|.30% Eiken Agar with sender and receiver cells after 8 hours]]</td> | |||
<td>[[Image:30EikenAgar Sender+Receiver 20hours.JPG|thumb|.30% Eiken Agar with regular sender and receiver cells after 20 hours]]</td> | |||
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<td>'''.30% Eiken Agar with Degradation Tagged AHL'''</td> | |||
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<td>[[Image:30EikenAgar YFPSender+Receiver 8hours.JPG|thumb|.30% Eiken Agar with sender produced AHL tagged for degradation and receiver cells after 8 hours]]</td> | |||
<td>[[Image:30EikenAgar YFPSender+Receiver 20Hours.JPG|thumb|.30% Eiken Agar with sender cells producing AHL tagged for degradation and receiver cells after 20 hours]]</td> | |||
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<td>'''.40% Eiken Agar Sender and Receivers'''</td> | |||
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<td>[[Image:40EikenAgar YFPSender+Receiver 8hours.JPG|thumb|.40% Eiken Agar with sender produced AHL tagged for degradation after 8 hours]] </td> | |||
<td>[[Image:40EikenAgar Sender+Receiver 8hours.JPG|thumb|.40% Eiken Agar with regular sender and receiver cells after 8 hours]]</td> | |||
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Revision as of 11:27, 25 April 2007
Lucien Weiss Lab Notebook
- Penn State iGEM 2005-2007
- Penn State Undergraduate
- Email luw134@psu.edu
- Phone (814) 880 5909
March 12, 2007: Motility Assay
Experiment Aims
Test motility on a variety of surface hardnesses in order to determine optimal level to use for assays.
Procedure
Eiken Agar Plates were made using a modified version of general procedure 1. Increased agar concentrations were made to increase hardness of gel and reduce the speed of motility.
.20% Eiken Agar Plates:
- .25g Bactotryptone
- .20g NaCl
- .15g sodium citrate
- .05g Eiken Agar (for 20EikenAgar)
.30% Eiken Agar Plates:
- .25g Bactotryptone
- .20g NaCl
- .15g sodium citrate
- .075g Eiken Agar (for 30EikenAgar)
.40% Eiken Agar Plates:
- .25g Bactotryptone
- .20g NaCl
- .15g sodium citrate
- .10g Eiken Agar (for 40EikenAgar
- Constructs were transformed into RP3087
- YFP Sender Cells-Sender (LVA+)-RP3087 w/ [I14032+B0030+C0161 A3]+E0430
- Sender Cells-Sender-RP3087 w/ I14032+B0030+C0161 (B2)
- Receiver-RFP+Receiver-RP3087 w/ I13321+[J09855+B0033+J09274]
- Grown overnight at 37 degrees C on 50 micromolar Kan LB plates
- 3mL cultures inoculated off of the plate and grown at 30 degrees C until OD590~.45
- 3uL placed of receiver cells placed in various distances from 3uL inoculated sender colony.
Results:
.20% Eiken Agar Sender and Receivers | |
.30% Eiken Agar Sender and Receivers | |
.30% Eiken Agar with Degradation Tagged AHL | |
.40% Eiken Agar Sender and Receivers | |
Observations:
.20% agar plate difficult to handle as agar was extremely fragile. Results were diminished by heavy diffusion. .30% agar results in fair motility and is much easier to handle .40% agar results in no motility
Conclusions:
Future Experiments:
Retry .20% Agar experiments with set distances away from sender Experiment with temperature changes
March 13, 2007: Motility Assay
March 16, 2007: Motility Assay
March 29-April 1, 2007: Institute of Biological Engineering
Poster: Bacterial Relay Race
April 22, 2007: Project Proposal Presentations
<table|left>
Project Proposal: Pressure Sensing in Bacteria
<table|left>
Project Proposal: Bi and Sept Stable Oscillator