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FMRFamide and the related tetrapeptide FLRFamide are highly excitatory in molluscan non-cardiac smooth muscle. They are also… Expand Bath-applied glutamate (10-1000 microM) produced excitatory and inhibitory responses on numerous identified neurons of the… Expand 1. Neuron-specific expression of alternately spliced exons of the gene encoding the Phe-Met-Arg-Phe-NH2 (FMRFamide) family of… Expand The FMRFamide gene of the snail Lymnaea encodes tetrapeptides (FMRFamide/FLRFamide) and heptapeptides (GDPFLRFamide/SDPFLRFamide… Expand The stellate ganglion of the squid Loligo pealli contains the neuropeptides Phe‐Met‐Arg‐Phe‐NH2 (FMRFamide), Phe‐Leu‐Arg‐Phe‐NH2… Expand Biochemical analysis has shown the pond snail Lymnaea stagnalis to contain 2 main classes of Phe-Met-Arg-Phe-NH2 (FMRFamide)-like… Expand Pulmonate snails have a more complex array of cardioexcitatory peptides than other molluscs, and Helix has a more complex array… Expand 1. We have used pharmacologic, immunologic, and biochemical techniques to examine the role of neurochemicals in modulating the… Expand 1. The molluscan neuropeptides FMRFamide, pQDPFLRFamide, and SCPB were tested on the isolated crop and penis of the terrestraial… Expand Authentic FMRFamide and two FMRFamide-related heptapeptides were purified from the central nervous system of the fresh water… Expand