492 E. MUSSINI AND F. MARCUCCI 
TABLE X 
EFFECT OF ELECTROSHOCK ON FREE AMINO ACIDS IN RAT BRAIN 
Values are expressed in mg/1too g. E means extract, H stands for hydrolyzed extract. 

Electroshock after 



Controls — — 
Amino acid Io min 6h 2gh 48h 
E H E H E H E H E H 
Taurine 29.8 39.8 26.0 32.8 30.6 = 36.6 29.0 41.8 30.7 40.4 
Aspartic acid 28.9 68.4 25.5 70.5 24.1 65.6 25-4 74.6 28.1 59.0 
Threonine 6.1 4-7 race) Mirace Grace)» inace) @race ~ Graces irace wiirace 
Serine 0555 50.0 Trace) Grace Trace race” DTrace: iirace siirace a aiirace 
Asparagine, 
Glutamine 20.3 9.6 25.1 5.2 24.2 4.5 22.2 6.4 20.2 6.3 
Glutamic acid GhSps} AOL) 71.4 102 68.6 128 72.3 95.8 82525 0855 
Alanine Tig) L623 18.6 7a 7) 18.0 23.4 17.0 Tha 11.4 9.6 
GABA ZOOM S220 24.4 22.9 2 Fat 33.8 28.1 BET 28.1 35-5 

The results obtained may be considered only preliminary and further investiga- 
tions are needed, particularly to study the effect of drugs on the free amino acid 
composition in selected parts of the brain. 
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