For internal GRE members only. To book time and for College of Life Sciences members please contact either Sara or Kelly @ or
This Offgel Fractionator separates proteins or peptides by pI
(Isoelectric Point- or the point at which the overall charge of the analyte is zero).
It is a useful alternative to SDS-PAGE, or as just another level of pre-fractionation,
to see lower abundance proteins in a complex mixture.