Electrophoresis gels

US6733647B2 · kind B2 · utility

Assignee

• Gradipore Limited · AU

Inventors

• Grace Chan · Geelong, AU
• Nicola Boyd · Parramatta, AU
• Sue Ann Gooley · Sydney, AU
• David Henry Solomon · Cockatoo, AU

Key dates

• Filing date: Feb 16, 2001
• Grant date: May 11, 2004
• Expiry date: Dec 30, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F220/56
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A polyacrylamide gel utilizing a buffer system comprising Tris(hydroxymethyl)aminomethane at the concentration range 0.15 to 0.25 M titrated with hydrochloric acid to a pH between 6.5 and 7.5. The gel is substantially stable to polyacrylamide hydrolysis during storage for at extended periods and has an acceptable shelf-life of at least 6 months after storage at about 4° C.