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VEENSTRA, J. A., F. G. NORIEGA, R. GRAF AND R. FEYEREISEN.Identification of three allatostatins and their cDNA from the mosquito Aedes aegypti.PEPTIDES 18(7), 937–942, 1997.—Three allatostatins have been isolated from the mosquito Aedes aegypti. These peptides have the following structures: Ser-Pro-Lys-Tyr-Asn-Phe-Gly-Leu-amide, Leu-Pro-His-Tyr-Asn-Phe-Gly-Leu-amide, and Arg-Val-Tyr-Asp-Phe-Gly-Leu-amide...
NAKAMURA, I., M. SAITO, Y. FUKUMOTO, M. YOSHIDA, K. NISHI, R. M. WEISS AND J. LATIFPOUR.Experimental diabetes upregulates the expression of uretereral endothelin receptors.PEPTIDES 18(7) 1091–1093, 1997.—We investigated the binding characteristics of endothelin (ET) receptors in the ureters of rats with experimentally induced diabetes and diuresis. Receptor binding experiments demonstrated an upregulation...
SCHIÖTH, H. B., R. MUCENIECE, F. MUTULIS, P. PRUSIS, G. LINDEBERG, S. D. SHARMA, V. J. HRUBY AND J. E. S. WIKBERG.Selectivity of cyclic [d-Nal 7 ] and [d-Phe 7 ] substituted MSH analogues for the melanocortin receptor subtypes.PEPTIDES 18(7), 1009–1013, 1997.—The binding of the 2 cyclic lactam MSH (4–10) analogues (MTII, SHU9119), and 5 cyclic [Cys 4 , Cys 10 ]α-MSH...
DAY, T. A., A. G. MAULE, C. SHAW AND R. A. PAX.Structure-activity relationships of FMRFamide-related peptides contracting Schistosoma mansoni muscle.PEPTIDES 18(7) 917–921, 1997.—This study reports the potent myoactivity of flatworm FMRFamide-related peptides (FaRPs) on isolated muscle fibers of the human blood fluke, Schistosoma mansoni. The turbellarian peptides YIRFamide (EC 50 4 ηM), GYIRFamide...
KAVALIERS, M., E. CHOLERIS AND D. M. SAUCIER.The NMDA receptor antagonist, NPC 12626, reduces the pronociceptive effects of orphanin FQ, and kappa opiate antinociception in the land snail, Cepaea nemoralis. PEPTIDES 18(7) 943–947, 1997.—The heptadecapeptide, orphanin FQ or nociceptin (Phe-Gly-Phe-Thr-Gly-Ala-Arg-Lys-Ser-Ala-Arg-Lys-Leu-Ala-Asn-Gln), originally isolated from rat brain has been identified...
COVEÑAS, R., M. de LEÓN, J. A. NARVÁEZ, J. A. AGUIRRE, G. TRAMU AND S. GONZÁLEZ-BAŔON.ACTH/CLIP immunoreactivity in the cat brain stem.PEPTIDES 18(7) 965–970, 1997.—The distribution of adrenocorticotropin hormone/corticotropin-like intermediate lobe peptide was studied in the cat brain stem, using an indirect immunoperoxidase technique. No immunoreactive cell bodies were observed. However, a high...
TAKAHASHI, K., F. SATOH, M. SONE, O. MURAKAMI, H. SASANO, T. MOURI AND S. SHIBAHARA.Expression of adrenomedullin mRNA in the human brain and pituitary.PEPTIDES 18(7) 1051–1053, 1997.—We have recently reported the presence of immunoreactive (IR) adrenomedullin (ADM) in the human brain. In the present study, the expression of ADM mRNA was studied by Northern blot analysis in the human brain and pituitary,...
Svensson, A. M., S. Efendic, C.-G. ÖStenson and L. Jansson. Gastric inhibitory polypeptide and splanchnic blood perfusion: Augmentation of the islet blood flow increase in hyperglycemic rats. Peptides 18(7) 1055–1059, 1997.—The aim of the study was to investigate how the incretin candidate hormone gastric inhibitory polypeptide (GIP) affects splanchnic blood flow, especially pancreatic islet blood...
Joanny, P., J. Steinberg, C. Oliver and M. Grino.Effect of excitatory amino acids on rat hypothalamic somatostatin secretion in vitro.PEPTIDES 18(7) 1039–1043, 1997.—We studied the effect of various agonists of excitatory amino acid (EAA) receptor subtypes on somatostatin (SRIF) release from incubated rat hypothalamic slices. N-Methyl-d-aspartic acid (NMDA) and l-glutamate (1 × 10 −7 to 1...
SANDS, S. A., D. LE MON AND B. M. CHRONWALL.Lactation and salt loading similarly alter neuropeptide Y, but differentially alter somatostatin, in separate sets of rat neural lobe axons. PEPTIDES 18(7) 1045–1050, 1997.—Neuropeptide Y (NPY) and somatostatin immunoreactivities are present in neural lobe axons of the rat pituitary. Both peptides are upregulated during lactation, because NPY gene expression...
LI, S., L. GIVALOIS AND G. PELLETIER.Effects of aging and melatonin administration on gonadotropin-releasing hormones (GnRH) gene expression in the male and female rat.PEPTIDES 18(7) 1023–1028, 1997.—It is well documented that in the rat of both sexes aging is associated with a decline in reproductive functions. We have recently shown that melatonin exerts a positive influence on GnRH gene expression...
BATTISTI, A., R. PIERANTONI, M. VALLARINO, M. TRABUCCHI, O. CARNEVALI, A. M. POLZONETTI-MAGNI AND S. FASANO.Detection of GnRH molecular forms in brains and gonads of the crested newt, Triturus carnifex.PEPTIDES 18(7) 1029–1037, 1997.—Gonadotrophin-releasing hormone (GnRH) immunoreactivity is detectable in the brain, ovary, and testis of the newt, Triturus carnifex, collected during February (reproductive...
Cole, J. L., N. Berman and R. J. Bodnar.Evaluation of chronic opioid receptor antagonist effects upon weight and intake measures in lean and obese Zucker rats.Peptides 18(8) 1201-1207, 1997.-Body weight and food intake are significantly reduced in rats during development of dietary obesity following chronic central administration of mu (beta-funaltrexamine, BFNA), mu 1 (naloxonazine), kappa...
Bellinger, D. L., D. Lorton, L. Horn, S. Brouxhon, S. Y. Felten, and D. L. Felten,Vasoactive intestinal polypeptide (VIP) innervation of rat spleen, thymus, and lymph nodes.PEPTIDES, 18(8)1139-1149, 1997.-In the thymus, VIP-positive ( + ) fibers were found in the capsular/septal system, cortex, and medulla. In the spleen, VIP + nerves coursed along large arteries and central arterioles,...
Tarquini, B., G. CornELissen, F. Perfetto, R. Tarquini and F. Halberg.About-half-weekly (circasemiseptan) component of the endothelin-1 (ET-1) chronome and vascular disease risk.Peptides 18(8) 1237-1241, 1997.-Plasma ET-1 was measured around the clock on different calendar dates in healthy subjects and in subjects with diabetes and/or with high blood pressure and/or a history of vascular complications...
Mishra, R. K., E. R. Marcotte, A. Chugh, C. Barlas, D. Whan and R. L. Johnson.Modulation of dopamine receptor agonist-induced rotational behavior in 6-OHDA-lesioned rats by a peptidomimetic analogue of Pro-Leu-Gly-NH 2 (PLG).Peptides 18(8) 1209-1215, 1997.-The present study was undertaken to determine if the previously reported in vitro interactions of the Pro-Leu-Gly-NH 2 (PLG) peptidomimetic...
Xin, Z., L. Sun and D. Ganea.Vasoactive intestinal peptide stimulates p59fyn kinase activity in murine thymocytes.Peptides 18(8) 1151-1159, 1997.-The neuropeptide VIP has immunomodulatory properties, including the inhibition of cytokine production (IL-2, IL-4, and IL-10) in T lymphocytes stimulated through their TCR. The transduction pathways involved in the inhibitory effect of VIP on IL-2 expression...
Shimizu, H., K.-I. Ohtani, T. Tsuchiya, H. Takahashi, Y. Uehara, N. Sato, M. Mori.Leptin stimulates insulin secretion and synthesis in HIT-T 15 cells.Peptides 18(8) 1263-1266, 1997.-Leptin, an ob gene product, corrects hyperinsulinemia in ob/ob mice. The leptin receptor may exist in pancreatic islets. The present studies were undertaken to determine the direct effect of 1-100 ng/ml recombinant leptin...
Eto, B., M. Boisset, Y. Anini, T. Voisin and J.-F. Desjeux.Comparison of the antisecretory effect of endogenous forms of peptide YY on fed and fasted rat jejunum.Peptides 18(8) 1249-1255, 1997.-It is intriguing that the antisecretory peptide YY is present in plasma in two forms: PYY1-36 and PYY3-36. PYY3-36 has been found in human and rabbit blood within 30 min of the beginning of the meal, when the...
Braida, D., E. Paladini, E. Gori and M. Sala.Naltrexone, naltrindole, and CTOP block cocaine-induced sensitization to seizures and death.Peptides 18(8) 1189-1195, 1997.-ICV injection for 9 days of either naltexone (NTX) (5, 10, 20, 40 μg/rat) or a selective μ peptide (CTOP) (0.125, 0.25, 0.5, 1, 3, 6 μg/rat) or δ (naltrindole) (NLT) (5, 10, 20 μg/rat) subtype opioid receptor antagonist affected sensitization...
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