Table 2.

Summary table of additional neurotransmitter G-protein coupled receptors expressed in PVT neurons. Most data refer to receptor mRNA analyses. Receptor densities are directly copied from actual references.

receptor type		density	species	references
VIP	VPAC1	2/5	rat	Joo et al., 2004
	VPAC2	4/5
	PAC1	0/5
neuropeptide Y	Y1	3/3	rat	Parker and Herzog, 1999
	Y2	1/3
	Y4	0/3
	Y5	2/3
histamine	H1	3/4	human, rat	Jin et al., 2002 and 2005
	H2	1/4
	H3	3/4
neuropeptide S	NPS	2/4	rat	Xu et al., 2007
prokineticin	PK1	0/4	mouse	Cheng et al., 2006
	PK2	4/4
glucocorticoid	GR	2/3	rat	Morimoto et al., 1996
estrogen	beta	2/3	mouse	Mitra et al., 2003
CRH	CRF1	3/4	mouse	Chen et al., 2000
melanocortin	MCHR	2/4	rat	Saito et al., 2001
adenosine	A1	4/4	rat	Ochiishi et al., 1999
oxytocin	OxR	2/4	rat	Yoshimura et al., 1993
opioids	mu	2/3	rat	Ding et al., 1996
	delta	0/3		George et al., 1994
	kappa	3/3
GABAb	GABAbR1	3/5	rat	Margeta-Mitrovic et al., 1999
metabotropic	mGluR1	2/3	rat	Neto et al., 2000
glutamate	mGluR5	1/3
	mGluR4	2/3
	mGluR7	1/3
cholecystokinin	CCKB	present	rat	Bhatnagar et al., 2000
substance P	NK1	4/4	monkey	Rigby et al., 2005
	NK2	0/4
	NK3	1/4
dopamine	D2/3	high	human	Rieck et al., 2004
leptin	LepRb	1/4	mouse	Scott et al., 2009
cannabinoid	CB1	1/4	rat	Jelsing et al., 2008
	CB2	light	rat	Gong et al., 2006
muscarinic	M1	2/3	rat	Mash and Potter, 1986
	M2	2/3	rat
	M3	moderate	rat	Levey et al., 1994

Most data refer to receptor mRNA analyses. Receptor densities are directly copied from actual references.