Fig. 2. Representative sections ( A and B ) (ba; 800 μm) and enlargements of the lateral white matter and meninges ( B and E × 60) and middle and dorsal root ganglia/roots ( C and F × 60) from the approximate spinal levels of drug delivery in an animal receiving epidural saline ( A, B, C : dog 5176794; 2 ml of saline) or epidural etanercept ( D-F : dog 5031911; 6 mg/2 ml). Box inserts in A and D show approximate areas from which the lower figures are enlarged. Sections are paraffin embedded and stained with hemtatoxylin and eosin.