User:Madeleine Y. Bee/Notebook/Single Molecule Fluorescence/2013/06/03: Difference between revisions
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|style="background-color: #EEE"|[[Image:owwnotebook_icon.png|128px]]<span style="font-size:22px;"> | |style="background-color: #EEE"|[[Image:owwnotebook_icon.png|128px]]<span style="font-size:22px;"> Measurements and Sample Prep for FCS</span> | ||
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== | ==June 3, 2013== | ||
* | ===Absorbance and Fluorescence Data=== | ||
=====Finish preparing thiol DNA, AuNP and ThT sample===== | |||
2[ThT]:1[DNA]→ 2.2245μM ThT<br.> | |||
10% of 250μL=25μL (within 10% allows for accurate concentration comparison)<br.> | |||
Total solution volume: 275μL<br.> | |||
(2.2245×10<sup>-6</sup>M)(275×10<sup>-6</sup>L)=6.11738×10<sup>-10</sup>moles ThT<br.> | |||
(6.11738×10<sup>-10</sup>moles)/(25×10<sup>-6</sup>L)=24.5μM ThT<br.> | |||
<br.> | |||
To make 24.5μM ThT:<br.> | |||
(120μM)V=(24.5μM)(25μL)<br.> | |||
V=5.1μL in 19.9μL PBS buffer<br.> | |||
<br.> | |||
Add 25μL of 24.5μM ThT to 250μL DNA/AuNP solution<br.> | |||
New concentrations: | |||
*thiol DNA- 1.011μM | |||
*AuNP- 13.486μM | |||
*ThT- 2.2245μM | |||
<br.> | |||
=====Data===== | |||
[[Image:Abs_data_thiol_DNA,_AuNP,_MB_06032013.png]] | |||
<br.> | |||
<br.> | |||
[[Image:Abs_data_thiol_DNA%2C_ThT_06032013.png]] | |||
<br.> | |||
<br.> | |||
[[Image:Fluor_data_thiol_DNA,_AuNP,_MB_06032013.png]] | |||
<br.> | |||
<br.> | |||
[[Image:Fluor_data_thiol_DNA,_AuNP,_ThT_06032013.png]] | |||
====Notes==== | |||
Samples containing Molecular Beacon excited at 532nm<br.> | |||
Samples containing ThT excited at 440nm<br.> | |||
===Sample Preparation for FCS and Calculations=== | |||
=====Thiol DNA, MB, AuNP Solution Dilutions===== | |||
*Starting Concentrations: | |||
**AuNP- 9.03nM | |||
**MB-1268nM | |||
**Thiol DNA- 677.157nM | |||
1. 1nM AuNPs<br.> | |||
(9.03nM)V=(1nM)(30μL)<br.> | |||
V=3.32μL in 26.68μL PBS buffer | |||
*New Concentrations: | |||
**AuNP- 1nM | |||
**MB- 140.33nM | |||
**Thiol DNA- 74.94nM | |||
2. 500pM AuNPs<br.> | |||
15μL 1nM solution in 15μL PBS buffer | |||
*New Concentrations: | |||
**AuNP- 500pM | |||
**MB- 70.165nM | |||
**Thiol DNA- 37.47nM | |||
3. 100pM AuNPs<br.> | |||
6μL 500pM solution in 24μL PBS buffer | |||
*New Concentrations: | |||
**AuNP- 100pM | |||
**MB- 14.033nM | |||
**Thiol DNA- 7.55nM | |||
=====Thiol DNA, MB Solution Dilutions===== | |||
*Starting Concentrations: | |||
**MB- 1268nM | |||
**Thiol DNA- 727.5nM | |||
4. 140.33nM MB<br.> | |||
3.32μL in 26.68μL PBS buffer | |||
*New Concentrations: | |||
**MB- 140.33nM | |||
**80.51nM | |||
5. 70.165nM MB<br.> | |||
15μL 140.33nM MB in 15μL PBS buffer | |||
*New Concentrations: | |||
**MB- 70.165nM | |||
**Thiol DNA- 40.26nM | |||
6. 14.033nM MB<br.> | |||
6μL 70.165nM MB in 24μL PBS buffer | |||
*New Concentrations: | |||
**MB- 14.033nM | |||
**Thiol DNA- 40.26nM | |||
=====MB Solution Dilutions===== | |||
*Starting Concentrations: | |||
**MB- 1268nM | |||
7. 140.33nM MB<br.> | |||
3.32μL in 26.68μL PBS buffer<br.> | |||
<br.> | |||
8. 70.165nM MB<br.> | |||
15μL 140.33nM MB in 15μL PBS buffer<br.> | |||
<br.> | |||
9. 14.033nM MB<br.> | |||
6μL 70.165nM MB in 24μL PBS buffer<br.> | |||
Revision as of 07:10, 8 July 2013
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June 3, 2013Absorbance and Fluorescence DataFinish preparing thiol DNA, AuNP and ThT sample2[ThT]:1[DNA]→ 2.2245μM ThT<br.> 10% of 250μL=25μL (within 10% allows for accurate concentration comparison)<br.> Total solution volume: 275μL<br.> (2.2245×10-6M)(275×10-6L)=6.11738×10-10moles ThT<br.> (6.11738×10-10moles)/(25×10-6L)=24.5μM ThT<br.> <br.> To make 24.5μM ThT:<br.> (120μM)V=(24.5μM)(25μL)<br.> V=5.1μL in 19.9μL PBS buffer<br.> <br.> Add 25μL of 24.5μM ThT to 250μL DNA/AuNP solution<br.> New concentrations:
<br.> Data<br.> <br.> <br.> <br.> <br.> <br.> NotesSamples containing Molecular Beacon excited at 532nm<br.> Samples containing ThT excited at 440nm<br.> Sample Preparation for FCS and CalculationsThiol DNA, MB, AuNP Solution Dilutions
1. 1nM AuNPs<br.> (9.03nM)V=(1nM)(30μL)<br.> V=3.32μL in 26.68μL PBS buffer
2. 500pM AuNPs<br.> 15μL 1nM solution in 15μL PBS buffer
3. 100pM AuNPs<br.> 6μL 500pM solution in 24μL PBS buffer
Thiol DNA, MB Solution Dilutions
4. 140.33nM MB<br.> 3.32μL in 26.68μL PBS buffer
5. 70.165nM MB<br.> 15μL 140.33nM MB in 15μL PBS buffer
6. 14.033nM MB<br.> 6μL 70.165nM MB in 24μL PBS buffer
MB Solution Dilutions
7. 140.33nM MB<br.> 3.32μL in 26.68μL PBS buffer<br.> <br.> 8. 70.165nM MB<br.> 15μL 140.33nM MB in 15μL PBS buffer<br.> <br.> 9. 14.033nM MB<br.> 6μL 70.165nM MB in 24μL PBS buffer<br.>
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