Fig. 1

Validation of antibodies against TrkA (a positive control; b negative control) and p75 (c positive control; d negative controls) using sections of a dorsal root ganglium (for TrkA) or medial septum (for p75) of a llama. For the negative control sections, primary antibodies were pre-absorbed with the corresponding immunogen. a, b. Scale bar = 30 um; c, d 50 um