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When inhibition is compromised , such as by GABAergic blockade ( Curtis et al . , 1970 ; Connors , 1984 ; Traub and Miles , 1991 ) or by shifts in GABAergic reversal potential ( Huberfeld et al . , 2007 ) , epileptiform discharges occur far more readily .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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