Table 3.

Antidepressant-Like Effects of δ Opioid Receptor Agonists in Animal Models

#	Author	Year	Compound	Strain	Dose	Rote	Test	(Model)
1	Nagase et al.	2002	TAN-67	SD	1-10 mg/kg	s.c.	FSS
2	Broom et al.	2002	SNC80	SD	10-100 mg/kg	s.c.	FSS
3	Broom et al.	2002	(+) BW373U86	SD	1-10 mg/kg	s.c.	FSS
4	Saitoh et al.	2004	SNC80	ICR	0.3-3 mg/kg	s.c.	FSS/CSM
5	Torregrossa et al.	2005	(+) BW373U86	SD	10 mg/kg X 1, 8, 21 days	s.c.	FSS
6	Naidu et al.	2007	(-) NIH11082	C57BL6	8-32 mg/kg	i.p.	TST
7	Saitoh et al.	2008	SNC80	Wistar	1-10 mg/kg X 7 days	s.c.	HE	OB rat model
8	Vergra et al.	2008	UFP-512	Swiss	0.001-0.1 nmol/0.01-1 mg/kg	i.c.v./i.p.	FSS
9			UFP-512	SD	0.1-1 mg/kg	i.p.	FSS
10	Le Bourdonnec et al.	2008	ADL5859	-	0.3-3 mg/kg	p.o.	FSS
11	Saitoh et al.	2011	KNT-127	ICR	0.1-1 mg/kg	s.c.	FSS
12	Hudzik et al.	2011	AZD2327	SD	1-10 mg/kg X 4 days	p.o.	LH

Abbreviation; FSS: Forced swim test, CSM: Conditioned suppressive motility, HE: Hyperemotionality score, LH: Learned helplessness test