diff --git a/elements/neuron/presynapse.md b/elements/neuron/presynapse.md
index 8a7dedd..7daa8f2 100644
--- a/elements/neuron/presynapse.md
+++ b/elements/neuron/presynapse.md
@@ -21,7 +21,7 @@ PRESYNAPSE
 
   type: comprehension
 
-    // Expansion PRE_VGCC, il tub  _@pre_vgcc serve al tuning
+    // Instantion and Expansion PRE_VGCC, il tub  _@pre_vgcc serve al tuning
     _@pre_vgcc: INSTANTIATE [ tub: EXPAND [ comprehension: PRE_VGCC ], full: 10x, active: 5x, empty: 2x ]
 
     // Intrication
@@ -48,23 +48,23 @@ PRESYNAPSE
     *RrpPreActiveDecrease: INSTANTIATE [ context: new ]
 
     // Tub
-    _Ca2: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _Rrp: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _Rp: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _CaTracesHigh: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _CaTracesMedium: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _CaTracesLow: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _Ca2: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _Rrp: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _Rp: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _CaTracesHigh: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _CaTracesMedium: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _CaTracesLow: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
 
-    _Ca2FullDev: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
-    _RrpFullDev: INSTATIATE [ tub: new, full: 60x, act: 30x, empty: 0x ] // serve al DEV
+    _Ca2FullDev: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ]
+    _RrpFullDev: INSTANTIATE [ tub: new, full: 60x, act: 30x, empty: 0x ] // serve al DEV
 
     // Container
-    $: INSTATIATE [ container: MAIN ]
-    $: INSTATIATE [ container: TRACE ]
-    $: INSTATIATE [ container: DECAY ]
-    $: INSTATIATE [ container: RECOVER ]
-    $: INSTATIATE [ container: ADJUST ] // Tuning
-    $: INSTATIATE [ container: DEVELOP ] // !NIGHT
+    $: INSTANTIATE [ container: MAIN ]
+    $: INSTANTIATE [ container: TRACE ]
+    $: INSTANTIATE [ container: DECAY ]
+    $: INSTANTIATE [ container: RECOVER ]
+    $: INSTANTIATE [ container: ADJUST ] // Tuning
+    $: INSTANTIATE [ container: DEVELOP ] // !NIGHT
     
 ```