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The role of circulating catecholamines in the regulation of fish metabolism: an overview.
Fabbri E, Capuzzo A, Moon TW. Fabbri E, et al. Among authors: capuzzo a. Comp Biochem Physiol C Pharmacol Toxicol Endocrinol. 1998 Aug;120(2):177-92. doi: 10.1016/s0742-8413(98)10017-8. Comp Biochem Physiol C Pharmacol Toxicol Endocrinol. 1998. PMID: 9827031 Review.
Catecholamines stimulate both glycogenolysis and gluconeogenesis in hepatocytes isolated from a large number of fish species. ...There still remains a poor explanation of the reason for the diversity of adrenoceptor systems, and there are a number of fish sys …
Catecholamines stimulate both glycogenolysis and gluconeogenesis in hepatocytes isolated from a large number of fish species. ...Ther …
Modulation of adenyl cyclase activity in the gills of Tapes philippinarum.
Valbonesi P, Caselli F, Capuzzo A, Fabbri E. Valbonesi P, et al. Among authors: capuzzo a. J Exp Zool A Comp Exp Biol. 2004 Dec 1;301(12):952-60. doi: 10.1002/jez.a.101. J Exp Zool A Comp Exp Biol. 2004. PMID: 15562448
Our data indicate the presence of a membrane-bound AC in gill membranes of T. philippinarum, coupled to Gs proteins and to a specific class of 5-HT receptors. Such receptors show a pharmacological profile slightly different from that reported for 5-HT inverte …
Our data indicate the presence of a membrane-bound AC in gill membranes of T. philippinarum, coupled to Gs proteins and to a s …
G proteins immunodetection and adrenergic transduction pathways in the liver of Anguilla anguilla.
Caselli F, Capuzzo A, Piano A, Valbonesi P, Fabbri E. Caselli F, et al. Among authors: capuzzo a. Physiol Biochem Zool. 2002 Nov-Dec;75(6):609-16. doi: 10.1086/345483. Physiol Biochem Zool. 2002. PMID: 12601617
Although two G(s)alpha proteins of about 45 and 52 kDa have been reported in mammals, a single isoform of approximately 45 kDa has been recognized in eel liver. ...Interestingly, both messengers significantly stimulated glucose release from eel hepatocytes but with a
Although two G(s)alpha proteins of about 45 and 52 kDa have been reported in mammals, a single isoform of approximately 45 kDa has be …
Identification and properties of a Gs protein in catfish liver membranes.
Fabbri E, Selva C, Piano A, Caselli F, Capuzzo A. Fabbri E, et al. Among authors: capuzzo a. Gen Comp Endocrinol. 2002 Feb 15;125(3):340-8. doi: 10.1006/gcen.2001.7762. Gen Comp Endocrinol. 2002. PMID: 11884079
Receptor-dependent G protein activity was evaluated by a [(35)S]GTPgammaS binding assay. At 100 microM GDP, 100 mM NaCl, and 5 mM MgCl2, after an incubation of 90 min at 20 degrees, a Kd of 18.6 nM and a Bmax of 105.7 pmol/mg protein for [35S]GTPgammaS bindin …
Receptor-dependent G protein activity was evaluated by a [(35)S]GTPgammaS binding assay. At 100 microM GDP, 100 mM NaCl, and 5 mM MgC …
Binding kinetics and sequencing of hepatic alpha1-adrenergic receptors in two marine teleosts, mackerel (Scomber scombrus) and anchovy (Engraulis encrasicolus).
Fabbri E, Chen X, Capuzzo A, Moon TW. Fabbri E, et al. Among authors: capuzzo a. J Exp Zool A Ecol Genet Physiol. 2008 Mar 1;309(3):157-65. doi: 10.1002/jez.441. J Exp Zool A Ecol Genet Physiol. 2008. PMID: 18273865
Binding assays were performed also on liver membranes from the carp Cyprinus carpio as a direct comparison with a freshwater species. ...A preliminary phylogeny based on amino acid sequence analysis indicated the presence of at least an alpha(1A)-AR in macker …
Binding assays were performed also on liver membranes from the carp Cyprinus carpio as a direct comparison with a freshwater s …
Cyclic AMP signaling in bivalve molluscs: an overview.
Fabbri E, Capuzzo A. Fabbri E, et al. Among authors: capuzzo a. J Exp Zool A Ecol Genet Physiol. 2010 Apr 1;313(4):179-200. doi: 10.1002/jez.592. J Exp Zool A Ecol Genet Physiol. 2010. PMID: 20127660 Review.
The cyclic AMP (cAMP)-dependent signaling accounts for the control of cellular cascades involved in many physiological functions, and a wealth of information is available on the cAMP system that operates in mammalian cells. ...Moreover, recent evidence regarding the cAMP s …
The cyclic AMP (cAMP)-dependent signaling accounts for the control of cellular cascades involved in many physiological functions, and a
Interactive effects of nickel and chlorpyrifos on Mediterranean mussel cAMP-mediated cell signaling and MXR-related gene expressions.
Franzellitti S, Capuzzo A, Viarengo A, Fabbri E. Franzellitti S, et al. Among authors: capuzzo a. Comp Biochem Physiol C Toxicol Pharmacol. 2011 Nov;154(4):377-82. doi: 10.1016/j.cbpc.2011.07.006. Epub 2011 Jul 23. Comp Biochem Physiol C Toxicol Pharmacol. 2011. PMID: 21798369
The aim of this study was to infer putative interactive effects of a binary mixture between nickel (Ni) and chlorpyrifos (CHP) on mussel cell signaling, and also to unravel downstream effects on transcriptional regulation mediating cytoprotective responses. ...
The aim of this study was to infer putative interactive effects of a binary mixture between nickel (Ni) and chlorpyrifos (CHP) on mus …
Quercetin and quercetin-3-O-glucoside interact with different components of the cAMP signaling cascade in human retinal pigment epithelial cells.
Pavan B, Capuzzo A, Forlani G. Pavan B, et al. Among authors: capuzzo a. Life Sci. 2015 Jan 15;121:166-73. doi: 10.1016/j.lfs.2014.11.010. Epub 2014 Dec 2. Life Sci. 2015. PMID: 25476834
Adenylyl cyclase activity and glucose release from the liver of the European eel, Anguilla anguilla.
Fabbri E, Barbin L, Capuzzo A, Biondi C. Fabbri E, et al. Among authors: capuzzo a. Am J Physiol. 1998 Nov;275(5):R1563-70. doi: 10.1152/ajpregu.1998.275.5.R1563. Am J Physiol. 1998. PMID: 9791074
Basal enzyme activity seemed essentially unaffected by GTP, while a biphasic response to increasing nucleotide concentrations was obtained in the presence of epinephrine. ...In summary, these data provide the first characterization of eel liver AC system and suggest a
Basal enzyme activity seemed essentially unaffected by GTP, while a biphasic response to increasing nucleotide concentrations was obt …
Coexistence of alpha1 and beta adrenergic receptors in the liver of the frog Rana esculenta, the toad Bufo bufo, the lizard Podarcis sicula campestris, and the turtle Pseudemys picta elegans.
Fabbri E, Barbin L, Capuzzo A. Fabbri E, et al. Among authors: capuzzo a. Gen Comp Endocrinol. 1997 Sep;107(3):351-8. doi: 10.1006/gcen.1997.6943. Gen Comp Endocrinol. 1997. PMID: 9268616
Specific binding is saturable, reversible, and linear as a function of tissue concentration. The binding data indicated the presence of two classes of binding sites displaying high and low affinities with Kds in the nanomolar and micromolar ranges, respectively. ...
Specific binding is saturable, reversible, and linear as a function of tissue concentration. The binding data indicated the presence …
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