Here, we present a protocol to perform a simple cellular fractionation for the subcellular separation of cytoplasmic and nuclear proteins in human fresh and frozen intestinal biopsies.
Romero-Garmendia, I., Jauregi-Miguel, A., Santin, I., Bilbao, J. R., Castellanos-Rubio, A. Subcellular Fractionation from Fresh and Frozen Gastrointestinal Specimens. J. Vis. Exp. (137), e57740, doi:10.3791/57740 (2018).