Biological Activity Potent histamine H3 and H4 antagonist/inverse agonist. Ki values are 25 and 27 nM for human recombinant H3 and H4 receptors respectively. Blocks eosinophil shape change (IC50 = 1.4 μM) and chemotaxis (IC50 = 519 nM) induced by histamine. Freely crosses the blood-brain barrier. Also available as part of the Histamine H3 Receptor Tocriset™.
Soluble to 100 mM in DMSO and to 100 mM in ethanol
Store at -20°C
The technical data provided above is for guidance only.
For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
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