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Hoffmann, R. A wiki for the life sciences where authorship matters. Nature Genetics (2008)
 
 
 

(N-stearyl, norleucine17)VIPhybrid is a broad spectrum vasoactive intestinal peptide receptor antagonist.

The effects of a (N-stearyl, Norleucine17) vasoactive intestinal peptide hybrid ((SN)VIPhybrid) on cells stably transfected with VPAC,, VPAC2, or PAC1 receptors were investigated. (SN)VIPhybrid inhibited specific 125I-VIP binding to membranes derived from CHO cells transfected with VPAC, or VPAC2 receptors with high affinity (IC50 = 30 and 50 nM). (SN)VIPhyb inhibited specific 125I-PACAP-27 binding to membranes derived from NIH/3T3 cells transfected with PAC1 receptors with high affinity (IC50 = 65 nM). PACAP-27 caused cAMP elevation in NIH/3T3 cells transfected with PAC1 receptors and the increase cAMP caused by pituitary adenylated cyclase (PACAP) was inhibited by (SN)VIPhyb. Also, the increase in cAMP caused by VIP using CHO cells transfected with VPAC1 or VPAC2 receptors was antagonized by (SN)VIPhyb. These results indicate that (SN)VIPhyb is an antagonist for VPAC1, VPAC2, and PAC1 receptors.[1]

References

  1. (N-stearyl, norleucine17)VIPhybrid is a broad spectrum vasoactive intestinal peptide receptor antagonist. Moody, T.W., Jensen, R.T., Fridkin, M., Gozes, I. J. Mol. Neurosci. (2002) [Pubmed]
 
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