diff --git a/.gitignore b/.gitignore
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--- /dev/null
+++ b/.gitignore
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+*.psd
+*.ai
+*.tiff
+*.png
+*.jpg
+*.pdf
diff --git a/2016-11-21-basal-ganglia-circuits.dot b/2016-11-21-basal-ganglia-circuits.dot
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+digraph g {
+ //node [shape=plaintext];
+ node [fontname="sans-serif"];
+ edge [arrowhead="o" fontsize=11.0 fontname="sans-serif"]
+
+ ctx [label="cerebral cortex"]
+ p [label="putamen"]
+ gpi [label="GP interna"]
+ gpe [label="GP externa"]
+ thal [label="VA/VL thalamus"]
+ snc [label="substantia nigra pars compacta"]
+ stn [label="subthalmic nucleus"]
+
+ // direct pathway and common
+ ctx -> p [label="(+) glutamate"]
+ p -> gpi [label="(-) GABA" arrowhead="dot"]
+ gpi -> thal [label="(-) GABA" arrowhead="dot"]
+ thal -> ctx [label="(+) glutamate"]
+ snc -> p [label="(+) dopamine"]
+
+ // indirect pathway
+ p -> gpe [label="(-) GABA" arrowhead="dot"]
+ gpe -> stn [label="(-) GABA" arrowhead="dot"]
+ stn -> gpi [label="(+) glutamate"]
+ //stn -> gpi [label="disease:
+ //hemiballismus" style="dotted" color="red"] //hemiballismus disease
+ snc -> p [label="(-) dopamine" arrowhead="dot"]
+}
diff --git a/2016-11-21-basal-ganglia-circuits.svg b/2016-11-21-basal-ganglia-circuits.svg
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+
+
+
+
+
diff --git a/lipid_bilayer.svg b/lipid_bilayer.svg
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--- /dev/null
+++ b/lipid_bilayer.svg
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+
+
+
+
diff --git a/orbitofrontal-cortex-pathways.svg b/orbitofrontal-cortex-pathways.svg
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--- /dev/null
+++ b/orbitofrontal-cortex-pathways.svg
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+
+
+
\ No newline at end of file
diff --git a/vis_connections.svg b/vis_connections.svg
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+++ b/vis_connections.svg
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+
+
+