Mouse foot axons and neuromuscular junctions labeled with rabbit anti-PGP + Cy2-AffiniPure Donkey Anti-Rabbit IgG (H+L) (711-225-152, green) and basement membrane labeled with goat anti-collagen IV + Cy3-AffiniPure Donkey Anti-Goat IgG (H+L) (705-165-147, red)