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Highly selective H2 agonist, slightly more potent than histamine itself. Only a weak antagonist at H3 and has no activity at H1 receptors. Induces vasodilation of cerebral arteries and decreases myogenic tone in vitro.
|Storage||Desiccate at -20°C|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 319.06. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||3.13 mL||15.67 mL||31.34 mL|
|5 mM||0.63 mL||3.13 mL||6.27 mL|
|10 mM||0.31 mL||1.57 mL||3.13 mL|
|50 mM||0.06 mL||0.31 mL||0.63 mL|
References are publications that support the biological activity of the product.
Coruzzi et al (1993) The new potent and selective histamine H2 receptor agonist amthamine as a tool to study gastric secretion. Naunyn Schmiedebergs Arch.Pharmacol. 348 77 PMID: 8377843
Eriks et al (1992) Histamine H2-receptor agonists. Synthesis, in vitro pharmacology, and qualitative structure-activity relationships of substituted 4- and 5-(2-aminoethyl)thiazole. J.Med.Chem. 35 3239 PMID: 1507209
Jarajapu et al (2006) Histamine decreases myogenic tone in rat cerebral arteries by H2-receptor-mediated Kv channel activation, independent of endothelium and cyclic AMP. Eur.J.Pharmacol. 547 116 PMID: 16920098
Poli et al (1993) In vitro cardiac pharmacology of the new histamine H2 receptor agonist amthamine; comparisons with histamine and dimaprit. Agents Actions 40 44 PMID: 8147269
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Keywords: Amthamine dihydrobromide, Amthamine dihydrobromide supplier, selective, H2, agonists, Receptors, Histamine, histaminergic, 0668, Tocris Bioscience
4 Citations for Amthamine dihydrobromide
Citations are publications that use Tocris products. Selected citations for Amthamine dihydrobromide include:
Flamand et al (2004) Histamine-induced inhibition of leukotriene biosynthesis in human neutrophils: involvement of the H2 receptor and cAMP. Br J Pharmacol 141 552 PMID: 14744809
Chigaev et al (2011) Real-time analysis of the inside-out regulation of lymphocyte function-associated antigen-1 revealed similarities to and differences from very late antigen-4. J Biol Chem 286 20375 PMID: 21515675
Saligrama et al (2014) Histamine H2 receptor signaling × environment interactions determine susceptibility to experimental allergic encephalomyelitis. FASEB J 28 1898 PMID: 24371118
Copsel et al (2011) Multidrug resistance protein 4 (MRP4/ABCC4) regulates cAMP cellular levels and controls human leukemia cell proliferation and differentiation. J Biol Chem 286 6979 PMID: 21205825
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