PMX 205

Cat. No. 5196

PMX 205 Cyclo[N2-(1-Oxo-3-phenylpropyl)-Orn-Pro-D-Cha-

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Biological Activity

Potent C5a receptor peptide antagonist (IC50 = 31 nM). Ameliorates experimentally-induced colon inflammation in mice. Reduces fibrillar amyloid deposits, decreases hyperphosphorylated tau levels and rescues cognitive function in a mouse model of Alzheimer's Disease. Orally active and brain penetrant.

Technical Data


(Modifications: X-1 = N2-(1-Oxo-3-phenylpropyl)-Orn, X-3 = D-Cha, Lactam bridge: Orn-1 to Arg-5)

Soluble to 1 mg/ml in water
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.

Certificate of Analysis / Safety Data Sheet

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Jain et al (2013) The C5a receptor antagonist PMX205 ameliorates experimentally induced colitis associated with increased IL-4 and IL-10. Br.J.Pharmacol. 168 488. PMID: 22924972.

Fonseca et al (2009) Treatment with a C5aR antagonist decreases pathology and enhances behavioral performance in murine models of Alzheimer's disease. J.Immunol. 183 1375. PMID: 19561098.

March et al (2004) Potent cyclic antagonists of the complement C5a receptor on human polymorphonuclear leukocytes. Relationships between structures and activity. Mol.Pharmacol. 65 868. PMID: 15044616.

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Keywords: PMX 205, supplier, PMX205, potent, c5a, receptor, peptide, antagonist, alzheimer's, disease, alzheimers, antialzheimers, antiinflammatory, Tocris Bioscience, Complement Antagonist products

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