Overlapping patterns of PI3K enzyme expression in adult human tissues. Co-localisation of the p85, PI3K-α and PI3K-C2β was more frequently observed than expression of one or 2 of these enzymes. Expression of p85 and PI3K-C2α was not observed.
El Sheikh et al. BMC Clinical Pathology 2003 3:4 doi:10.1186/1472-6890-3-4