This protocol involves a non-radioactive in-situ hybridization procedure that enables the simultaneous identification of two transcript species, at a single cell resolution, in thin sections of the vertebrate brain.
Jeong, J. K., Chen, Z., Tremere, L. A., Pinaud, R. Double Fluorescence in situ Hybridization in Fresh Brain Sections. J. Vis. Exp. (42), e2102, doi:10.3791/2102 (2010).