Table 5.

Inhibitory effects of peptide analogs on the VIP-induced PRL release in the rat pituitary cell superfusion system

Peptide		Inhibition of PRL release, %*
Code	Dose	0 min	30 min	60 min	90 min
JV-1-36	300 nM	8	0	13	27
JV-1-38	300 nM	14	0	5	21
JV-1-42	300 nM	24	3	7	13
JV-1-50	300 nM	15	17	6	6
JV-1-51	300 nM	42	6	18	21
JV-1-52	300 nM	69	28	43	36
JV-1-53	300 nM	100	47	24	18
PG 97-269	300 nM	16	12	21	22

*Calculated from NET INT of PRL responses, as indicated in Table 4 legend.