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FBGreen dsDNA for Qubit定量检测试剂盒(~PicoGreen)
FBKGreen dsDNA HS Assay Kit (~PicoGreen)
Contents and Storage Information:
|
Components |
100assays Q32851 |
500 assays Q32854 |
Concentration |
Storage and Stability |
|
FBKGreen dsDNA HS Reagent (Component A) |
250μL |
1.25mL |
200X in DMSO |
4oC Protect from light 6 months |
|
dsDNA HS Buffer (Component B) |
50mL |
2500mL |
N/A |
|
|
dsDNA HS Standard#1 (Component C) |
1mL |
5mL |
0 ng/uL in TE Buffer |
|
|
dsDNA HS Standard#2(Component D) |
1mL |
5mL |
10 ng/uL in TE Buffer |
NOTE: Always wear lab coats, gloves and goggles when working with our products although they are low-risk chemicals for R&D only.
The FBKGreen reagent is an asymmetrical cyanine dye. Free dye does not fluoresce, but upon binding to dsDNA it exhibits a >1000-fold fluorescence enhancement. PicoGreen is 10000x more sensitive than UV absorbance methods, and highly selective for dsDNA over ssDNA and RNA.
-
Turn on the fluorescence plate reader at least 10 minutes before reading results. Use the following settings to read the PicoGreen results:
Wavelength/bandwidth
Excitation: ~485nm/20nm
Emission: ~530nm/25nm
-
Prepare 1X TE buffer (10mM Tris-HCl, 1mM EDTA, pH 7.5) from the 20X TE stock, which is supplied in the PicoGreen kit (to make 50mL, add 2.5mL of 20X TE to 47.5mL sterile distilled DNase-free water). 50mL is sufficient for 250 assays.
-
Dilute DNA standards form 100μg/mL to 2μg/mL with 1X TE. For two standard curves prepare 600μL of a 2μg/mL stock by adding 12μL of the 100μg/mL stock to 588μL 1X TE.
-
Prepare the two standard curves in the microtiter plate as shown in the table:
|
Plate Well |
Final [DNA] (ng/mL) |
Vol. (μL) 2mg/mL DNA standard |
Vol.( μL) 1X TE buffer |
Final Total DNA (ng)/Well |
|
Any |
0 |
0 |
100 |
0 |
|
A1 & A2 |
25 |
2.5 |
97.5 |
5 |
|
B1 & B2 |
50 |
5 |
95 |
10 |
|
C1 & C2 |
100 |
10 |
90 |
20 |
|
D1 & D2 |
200 |
20 |
80 |
40 |
|
E1 & E2 |
300 |
30 |
70 |
60 |
|
F1 & F2 |
400 |
40 |
60 |
80 |
|
G1 & G2 |
500 |
50 |
50 |
100 |
|
H1 & H2 |
1000 |
100 |
0 |
200 |
-
For each unknown, add 1μL of sample to 99μL of 1X TE in the microplate well. Mix by pipetting up and down.
-
Prepare a 1:200 dilution of the PicoGreen reagent in 1X TE. For each standard and each unknown sample, a volume of 100μL will be needed. For examples, 2 standard curves with 8 points each will require 1.6mL. To calculate the total volume of diluted PicoGreen reagent needed, determine the total number of samples and unknowns you will be testing and multiply this number by 100μL (if using a multichannel pipet, make extra reagent). The PicoGreen reagent is light sensitive and should be kept wrapped in foil while thawing and in the diluted state. Vortex well.
-
Add 100μL of diluted PicoGreen to every standard and sample. Mix by pipetting up and down.
-
Cover the microplate with foil and allow to incubate at room temperature for 2-5 minutes.
-
Read the plate.
-
Generate a standard curve using the average values of the standards and determine the concentrations of DNA in the unknown samples.
特别提醒:
1) 本公司所有产品仅限于专业人员用于生命科学研究,不得用于临床诊断或治疗,不得用于食品或药品,不得存放于普通住宅!
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Description
| Name | FBGreen dsDNA for Qubit定量检测试剂盒(~PicoGreen) | ||
|---|---|---|---|
| CAT# | 015-1mL; 015-0.1mLx10 | CAS# | N/A |
| Storage# | -20°C Sealed & desiccated & Minimized light exposure & Minimized Freezing And Thawing! | Shelf Life# | 24 months |
| Ex(nm)# | 488 | Em(nm)# | 520 |
| MW# | N/A | Solvent# | DMSO |
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