Antibody:	anti-PDGF receptor
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase

Structure	Level	Pattern	Image	Note
TS20: spinal cord	Present	Regionally restricted	3H , 3G	Expression is present in the boundary cap (eosinophilic region), near the entry of the dorsal root fibers. Other small cells are occasionally seen labeled.

Structure	Level	Pattern	Image	Note
TS21: dorsal root ganglion	Strong	Widespread	4F , 4G
TS21: spinal nerve	Strong		4F	Expression is present the fibers exiting the dorsal root ganglia, as well as in the peripheral nerves found between the vertebrae.

Structure	Level	Pattern	Image	Note
TS21: trigeminal nerve	Strong		5E	Expression is found in nerve pathways entering and exiting the trigeminal ganglion.
TS21: pons	Present	Regionally restricted	5E	Expression is present in labeled fibers streaming through the pons.

Structure	Level	Pattern	Image	Note
TS23: midbrain	Moderate		6G
TS23: pons	Moderate		6G
TS23: trigeminal ganglion	Moderate		6G