in
the media needing to be removed by centrifugation.
SigmaPrep is a trademark of Sigma-Aldrich Co. LLC
Eppendorf is a registered trademark of Eppendorf AG
teflon and glass tissue grinder.
2.3 Centrifuge the homogenate at 7,250 x g at 4 °C for
30 minutes. (Eppendorf centrifuge Model 5415 C
at 9,500 rpm using 2 ml Eppendorf tubes)
2.4 Carefully remove and
Sigma-Aldrich Biotechnology LP.
Coomassie is a registered trademark of ICI PLC.
Eppendorf is a registered trademark of Eppendorf-
Netheler-Hinz GmbH.
JWM/KMR/MAM 11/03
Sigma brand
Microsoft Word - Eppendorf minispin.doc
Eppendorf MiniSpin (MiniSpin +)
Z605220 and Z606235
* Rotor 5452 000 018 is included with the MiniSpin and 5453 000 011 with MiniSpin +
Sigma-Aldrich Biotechnology LP.
Coomassie is a registered trademark of ICI PLC.
Eppendorf is a registered trademark of Eppendorf-
Netheler-Hinz GmbH.
JWM/KMR/MAM 11/03
Sigma brand
teflon and glass tissue
grinder.
2.3) Centrifuge the homogenate in an
Eppendorf centrifuge at 4°C for 30 minutes
at 9,500 rpm (RCF ≅ 7,250xg) using 2 ml
Eppendorf tubes.
2.4) Carefully remove and save
-heptane.
10. Vortex for 10 seconds and centrifuge at maximum
speed for 10 minutes, to separate the phases.
11. Prepare a set of 1.5 mL Eppendorf tubes containing
0.35 mg (0.00035 g) silica
Reagents and Equipment Required
(Not provided)
• Cooled Eppendorf centrifuge (for small scale),
or Sorvall RC-5C centrifuge with SS-34 head
(for large scale)
• PTFE pestle and 3 mL glass
suspension. To equilibrate the resin, add
5 volumes of PBS, mix, and centrifuge for 30 seconds
at 2,000 x g (e.g., 5,000 rpm in a Eppendorf 5415 C
microcentrifuge). Carefully remove the supernatant
using
1.5 mL centrifuge
tube.
2. Add 20 L of Precipitation Reagent.
3. Vortex to mix and centrifuge 5 minutes at 9,500 g
(e.g., 9,500 rpm in an Eppendorf 5415C tabletop
centrifuge).
Standard
Solution to a small Eppendorf tube.
2. Add 5 µl of Denaturant Solution containing 2% octyl
β-D-glucopyranoside and 0.1 M 2-mercaptoethanol.
Mix and centrifuge briefly.
3. Incubate at
minutes.
4. Centrifuge the Sample Tube for
5-10 minutes at full speed. Regain the
supernatant for assay (Dilution
Factor = 2).
Red Wine
1. Weigh 40 mg of PVPP powder in an
Eppendorf tube.
a 1.5 ml microcentrifuge tube.
2. Immediately centrifuge lysate for 10 minutes at
8,200 × g in a microcentrifuge (e.g., 10,000 rpm in
an Eppendorf 5415C microcentrifuge) at 2−8 °C
to pellet cell
culture or
tissue culture treated plates are
not recommended.
• Eppendorf tubes and centrifuge
• 1.5 mL Centrifuge tubes
• heat block or hot water bath (optional)
to a 1.5 ml microcentrifuge tube.
2. Immediately centrifuge lysate for 10 minutes at
8,200 × g in a microcentrifuge (10,000 rpm in an
Eppendorf 5415C microcentrifuge) at 2−8 °C to
pellet cell debris
Standard Solution to a
small Eppendorf tube.
2. Add 5 µl of Denaturant Solution containing 2% octyl
β-D-glucopyranoside and 0.1 M 2-mercaptoethanol.
Mix and centrifuge briefly.
3. Incubate at 100
of the Lysis Buffer to the tube, vortex, and
centrifuge in a microcentrifuge for approximately
30 seconds at 8,200 X g (e.g., 10,000 rpm in an
Eppendorf 5415C microcentrifuge). Carefully
remove the
Thermomixer Comfort, Eppendorf Z605271
Exchange unit for 24 x 2 mL reaction tubes; Eppendorf Z605670
Exchange unit for microtiter plate; Eppendorf T3942
Centrifuge for 2 mL reaction tubes Z605220
Ambion AM9786). These could
include tabletop centrifuges, heat blocks, vortex, pipettes, tube racks, pipette racks and anything that
will touch the eppendorf tubes containing the RNA. Rinse with MilliQ
Ambion AM9786). These could
include tabletop centrifuges, heat blocks, vortex, pipettes, tube racks, pipette racks and anything that
will touch the eppendorf tubes containing the RNA. Rinse with MilliQ
suspension. To equilibrate
the medium, add 5 volumes of PBS, mix, and centrifuge
for 30 seconds at 2,000 x g (e.g., 5,000 rpm in a
Eppendorf® 5415 C microcentrifuge). Carefully remove
the supernatant using
120
2
Reagents and Equipment Required But Not
Provided
• Microfuge centrifuge - Eppendorf® microcentrifuge
5415 Series (Product Code Z60,406-2) or
equivalent.
•
Reagent A and determine the concentration using the extinction coefficient. Centrifuge
the remaining solution of C-7323 in an Eppendorf tube at high speed for 10 minutes in a
microcentrifuge. This solution
tweezers
• Siliconized Eppendorf tubes (Product Code
T 4691 or equivalent)
• 37 °C heating block or heating bath
• Scalpel (S 2771 and S 3021) or razor blade
• Bench-top centrifuge (microcentrifuge)
Barnstead Thermolyne
AROS 160 Adjustable Reciprocating Orbital
Shaker
• Thermomixer, such as Eppendorf Thermomixer C
• LC-MS/MS system, such as Sciex 5500
Precautions and Disclaimer
For R&D
with 30% acetonitrile) to the tube.
Vortex, and centrifuge in a microcentrifuge for
30 seconds at 8,200 g (10,000 rpm in an
Eppendorf 5415C microcentrifuge).
Discard the
tweezers
• siliconized Eppendorf tubes (Product Code T 4691
or equivalent)
• 37 °C heating block or heating bath
• scalpel (S 2771 and S 3021) or razor blade
• bench-top centrifuge (microcentrifuge)