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Defasciculation an early step in target selection Cell adhesion Target selection At Dros NMJ

Defasciculation an early step in target selection Cell adhesion Target selection At Dros NMJ Specific pairs of molecules Balancing of positive and negative signals Targeting to layers Hippocampus Cortical layers (Eph/Ephrins) Spinal cord (Sema and sensory neurons) Mapping

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Defasciculation an early step in target selection Cell adhesion Target selection At Dros NMJ

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  1. Defasciculation an early step in target selection • Cell adhesion • Target selection • At Dros NMJ • Specific pairs of molecules • Balancing of positive and negative signals • Targeting to layers • Hippocampus • Cortical layers (Eph/Ephrins) • Spinal cord (Sema and sensory neurons) • Mapping • Esp retinal mapping (Eph/Ephrins) • Synapse formation • Basic observations • AchR clustering at the vert NMJ • Lots of molecules • Movement of receptors and producton of new receptors • CNS Synapses • Glutamate and neurexin/neuroligin • Glycinergic and gephryin • Synapse Stabilization • Dystrophin / dystrobrevin / dystroglycan • Synapse Maturation • Refining synaptic connections • The role of activity • Vertebrate NMJ • Visual ocular dominance columns • Reuse of development in mature nervous system • Dendritic spines, actin and LTP

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