Fig. 2.
High power photomicrographs of RVM neurons immunoreactive for purinergic receptors P1 (A), P2X1 (B), P2X3 (C), and P2Y1 (D). Scale bar equals 20μm.
High power photomicrographs of RVM neurons immunoreactive for purinergic receptors P1 (A), P2X1 (B), P2X3 (C), and P2Y1 (D). Scale bar equals 20μm.