Extent of NPC migration on different alginate constructs. Cell migration distance was calculated as a ratio of the original NPC colony radius to the final migration. All quantification was done after NPCs had attached and differentiated for 5 days in culture (n=10). Plain alginate disc (no coat), Laminin coated alginate disc, Laminin coated culture dish (no alginate), Laminin coated disc + encap. Fb/BDNF, Laminin +PLO + Fb/BDNF disc, Laminin coated disc + encap. Fb/NT3, Laminin+PLO alginate disc + Fb/NT3