diff --git a/elements/neuron/presynapse.md b/elements/neuron/presynapse.md
index 124afdc..5591eb0 100644
--- a/elements/neuron/presynapse.md
+++ b/elements/neuron/presynapse.md
@@ -22,6 +22,7 @@ PRESYNAPSE
   type: comprehension
 
     // Intrication
+    
       // Scope
     !DAY: INTRICATE [ scope: &ORGANISM.!DAY ]
     !NIGHT: INTRICATE [ scope: &ORGANISM.!NIGHT ]
@@ -36,6 +37,7 @@ PRESYNAPSE
     _eCB: INTRICATE [ tub: &POSTSYNAPSE._eCB ]
 
     // Instantiation
+
       // Context
     *VcggIncrease: INSTANTIATE [ context: local ]
     *VcggDecrease: INSTANTIATE [ context: local ]
@@ -63,8 +65,9 @@ PRESYNAPSE
     $: INSTANTIATE [ container: ADJUST ] // Tuning
     $: INSTANTIATE [ container: DEVELOP ] // !NIGHT
 
-    // Expansion PRE_VGCC, il tub  _@pre_vgcc serve al tuning
-    _@pre_vgcc: INSTANTIATE [ tub: EXPAND [ comprehension: PRE_VGCC ], full: 10x, active: 5x, empty: 2x ]
+    // Expansion
+
+    _@pre_vgcc: INSTANTIATE [ tub: EXPAND [ comprehension: PRE_VGCC ], full: 10x, active: 5x, empty: 2x ] // PRE_VGCC, il tub  _@pre_vgcc serve al tuning
     
 ```