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However , depth recordings made directly from the dentate granule cell layers in awake rats after convulsive status epilepticus - induced injury have now shown that whenever perforant pathway stimulation - induced status epilepticus produces extensive hilar neuron loss and entorhinal cortical injury , hyperexcitable granule cells immediately generate spontaneous epileptiform discharges and focal or generalized behavioral seizures .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None