ACSF	artificial cerebrospinal fluid
ACTH	adrenocorticotropic hormone
AMPA	α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid
CORT	corticosterone
CS	animal model of psychosocial crowding stress
ELISA	enzyme-linked immunosorbent assay
FC	frontal cortex
FP	field potentials
GR	glucocorticoid receptor
HPA	hypothalamic-pituitary-adrenal axis
Il 1β	interleukin 1 beta
LTP	long term potentiation
NMDA	N-methyl-d-aspartate
PPR	Paired-pulse ratio