PSMA brings new flavors to PI3K signaling: A role for glutamate in prostate cancer

In this issue of JEM, Kaittanis et al. (https://doi.org/10.1084/jem.20171052) report a new signaling role for prostate-specific membrane antigen (PSMA), providing a mechanistic link between two major oncogenic pathways, as well as promising therapeutic implications for the diagnosis and treatment of prostate cancer.

The Journal of experimental medicine. 2017 Dec 08 [Epub ahead of print]

Lavinia Palamiuc, Brooke M Emerling

Cancer Metabolism and Signaling Networks Program, Sanford Burnham Prebys Medical Discovery Institute, La Jolla, CA.