ANOVA	Analysis of variance
AUC	Area under the curve
CNS	Central nervous system
EEG	Electroencephalogram
ESCoG	Electrosubcorticogram
FST	Forced swim test
HPA	Hypothalamic-pituitary-adrenal axis
HPLC	High performance liquid chromatography
KA	Kainic acid (kainate)
LSD	Least significant difference
Mel	Melatonin
MT	Melatonin receptor
Pin	Pinealectomy (rats with removed pineal gland)
PT in SWDs	Percent time in SWDs
rANOVA	Repeated measure analysis of variance
OL	Percent overlap
s.c.	Subcutaneous
SE	Status epilepticus
S.E.M.	Standard error of mean
Sham	Sham-operated (rats without removed pineal gland)
SPT	Saccharine preference test
SWD	Spike-wave discharge
WAG/Rij	Wistar Albino Glaxo from Rijswijk rats