Proteome Profiler Human XL Oncology Array Best Seller

Refer to the product datasheet for complete product details.

• Rectangular 4-Well Multi-dish
• 4 Human XL Oncology Array nitrocellulose membranes spotted with 84 different antibodies to cancer-related proteins
• Array Buffer 4
• Array Buffer 6
• Chemi Reagent 1
• Chemi Reagent 2
• Detection Antibody Cocktail, Human XL Oncology Array
• Streptavidin-HRP
• Transparency Overlay Template
• Wash Buffer Concentrate (25X)

Reagents

• Pipettes and pipette tips
• Gloves
• Plastic container with the capacity to hold 50 mL (for washing the arrays)
• Plastic transparent sheet protector (trimmed to 10 cm x 12 cm and open on three sides)
• Plastic wrap
• Absorbent lab wipes (KimWipes^® or equivalent)
• Paper towels
• X-ray film (Kodak BioMax^™ Light-1) or equivalent
• Flat-tipped tweezers

Equipment

• Rocking platform shaker
• Microcentrifuge
• Autoradiography cassette
• Film developer
• Flatbed scanner with transparency adapter capable of transmission mode
• Computer capable of running image analysis software and Microsoft Excel

Other Supplies Required for Cell Lysate Samples

• Phosphate-Buffered Saline (PBS)
• Lysis buffer 17
• Aprotinin
• Leupeptin (Catalog # EI002)
• Pepstatin (Catalog # EI003)

Other Supplies Required for Tissue Lysate Samples

• Protease Inhibitor Cocktail
• Igepal^® CA-630
• Sodium deoxycholate
• Sodium dodecyl sulfate

R&D Systems Protocol for Multiple Analyte Detection Using the Proteome Profiler^™ Human XL Oncology Array Kit, Panel A (Catalog # ARY026)

1. Add 2 mL of Array Buffer 6 to each well of the supplied 4-Well Multi-dish.
2. Place each array membrane in a separate well of the 4-Well Multi-dish
3. Incubate for one hour on a rocking platform shaker.
4. Add 0.5 mL Array Buffer 4 to each sample.
5. Adjust volume of each sample to final volume of 1.5 mL with Array Buffer 6.
6. Replace the Array Buffer 6 in each well of the 4-Well Multi-dish with prepared samples.
7. Incubate overnight at 2 ^°C to 8 ^°C on a rocking platform.
8. Wash each array membrane 3 times with 1X Wash Buffer in a separate container.
9. Wash each well of the 4-Well Multi-dish with 1X Wash Buffer.
10. Add 30 µL of Detection Antibody Cocktail to 1.5 mL of Array Buffer 4/6 for each array.
11. Pipette 1.5 mL diluted Detection Antibody Cocktail into each well of the 4-Well Multi-dish.
12. Return each array membrane to the 4-Well Multi-dish containing diluted Detection Antibody Cocktail.
13. Incubate for one hour on a rocking platform shaker.
14. Wash each array membrane 3 times with 1X Wash Buffer in a separate container.
15. Wash each well of the 4-Well Multi-dish with 1X Wash Buffer.
16. Add 2 mL of diluted Streptavidin-HRP to each well of the 4-Well Multi-dish.
17. Place the array membrane in the diluted Streptavidin-HRP solution.
18. Incubate for 30 minutes on a rocking platform shaker.
19. Wash each array membrane 3 times with 1X Wash Buffer in a separate container.
20. Place the array membrane on a plastic sheet protector.
21. Pipette 1 mL of the prepared Chemi Reagent Mix evenly onto the membrane.
22. Cover the membrane with the top sheet of the plastic protector
23. Incubate for 1 minute.
24. Blot off excess Chemi Reagent Mix.
25. Wrap the membrane and sheet protector in plastic wrap.
26. Place the wrapped array membrane in an autoradiography film cassette and expose to X-ray film.