. Author manuscript; available in PMC: 2011 Mar 17.

Published in final edited form as: ACS Chem Neurosci. 2010 Mar 17;1(3):204–214. doi: 10.1021/cn900028s

Table 1. Ratios of neuropeptide abundances in the brain tissues collected from fed crabs versus unfed crabs (N=5).

Family	m/z	sequence	1	2	3	4	5	R_average	SD_average	p value
RFamide	*965.54*	*NRNFLRFamide*	*1.35*	*1.12*	*1.14*	*1.49*	*1.65*	*1.35*	*0.22*	<0.001
	*1022.57*	*GNRNFLRFamide*	*1.21*	*1.16*	*1.10*	*1.50*	*1.82*	*1.36*	*0.30*	*0.002*
	*1104.61*	*GAHKNYLRFamide*	*1.80*	*1.14*	*1.30*	*1.96*	*2.58*	*1.76*	*0.57*	<0.001
	*1105.63*	*SMPSLRLRFamide*	*1.18*	*1.32*	*0.91*	*1.44*	*1.33*	*1.23*	*0.20*	*0.009*
	*1147.65*	*APQRNFLRFamide*	*1.25*	*1.07*	*1.04*	*1.48*	*1.84*	*1.34*	*0.33*	*0.007*
	*1172.63*	*AYNRSFLRFamide*	*1.59*	*1.53*	*1.3*	*1.61*	*1.46*	*1.5*	*0.12*	<0.001
	1181.62	SENRNFLRFamide	0.88	1.06	0.99	1.46	1.87	1.257	0.40	0.102
	1288.68	QDLDHVFLRFamide	0.75	0.67	0.87	1.01	1.05	0.87	0.16	0.033
	1342.81	DVRTPALRLRFamide	1.11	1.03	0.65	1.40	1.13	1.07	0.27	0.756

Orcokinin	1198.55	NFDEIDRSGFamide	1.73	0.84	1.12	1.56	1.6	1.37	0.37	0.022
	1270.57	NFDEIDRSGFA	0.79	1.94	0.92	2.57	1.19	1.48	0.75	0.118
	1474.63	NFDEIDRSGFGFA	1.19	0.84	1.04	1.06	1.14	1.05	0.13	0.304
	1502.70	NFDEIDRSGFGFV	1.19	0.88	1.17	1.02	1.13	1.08	0.12	0.124
	1532.70	NFDEIDRSSFGFV	1.25	0.71	1.42	0.92	1.03	1.07	0.27	0.702
	1547.68	NFDEIDRSSFGFN	1.15	0.56	1.02	0.97	1.14	0.97	0.24	0.542
	1554.70	NFDEIDRTGFGFH	1.87	0.94	0.87	1.95	2.13	1.55	0.59	0.028

RYamide	*784.41*	*FVGGSRYamide*	*1.87*	*1.05*	*1.30*	*1.80*	*n.a*	*1.50*	*0.39*	*0.009*
	*976.46*	*SGFYANRYamide*	*1.34*	*1.26*	*1.06*	*1.6*	*1.83*	*1.42*	*0.30*	*0.001*

CabTRPs	*934.49*	*APSGFLGMRamide*	*2.33*	*1.43*	*1.61*	*1.94*	*3.14*	*2.09*	*0.67*	<0.001
	*964.50*	*TPSGFLGMRamide*	*n.a*	*1.84*	*1.59*	*3.08*	*4.37*	*2.72*	*1.27*	<0.001

Proctolin	649.37	RYLPT	3.80	1.31	1.47	n.a	n.a	2.19	1.39	0.038

CCAP	956.38	PFcNAFTGcamide	1.00	1.44	1.26	1.08	n.a	1.19	0.19	0.037

YRamide	*844.48*	*HIGSLYRamide*	*8.29*	*1.07*	*2.82*	*1.61*	*3.21*	*3.4*	*2.86*	*0.002*

Pyrokinin	*1037.55*	*SGGFAFSPRLamide*	*0.86*	*0.58*	*0.70*	*0.88*	*n.a*	*0.75*	*0.14*	<0.001

SIFamide	1381.74	GYRKPPFNGSIFamide	1.06	1.09	0.93	1.58	1.39	1.20	0.26	0.038

Note: Peptides indicated in bold and italics exhibited significant changes in feeding.