Axon Regeneration (24 hour time lapse):                    Neurites being tugged by growth cones:
Underlying cytoskeletal structures by light microscopy (actin: magenta   microtubules: blue)
Actin filaments and Microtubules
Correlation of ultra-structure with microtubule (green) and actin (red) dynamics:
Growth cone ultra-structure by rotary shadowing EM:
Red: actin filaments Green: microtubules Blue: clathrin coated pits.   Hi mag view of the leading edge comprised of actin veils and filopodia.