Effects of the histone deacetylase inhibitor ITF2357 in autoinflammatory syndromes.

Mol Med

Department of General Internal Medicine and Nijmegen Institute for Infection, Inflammation, and Immunity (N4i), Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands.

Published: October 2011

AI Article Synopsis

  • A study investigated the oral histone deacetylase inhibitor ITF2357 in eight patients with different autoinflammatory syndromes over 90 days.
  • Some patients with Schnitzler syndrome and a TRAPS patient showed partial remission, while four patients had no improvement, and HIDS patients experienced worse symptoms.
  • The results suggest that ITF2357 might help a little in Schnitzler syndrome but was ineffective for HIDS patients.

Article Abstract

We explored the effects of the oral histone deacetylase (HDAC) inhibitor ITF2357 in patients with autoinflammatory syndrome. In this prospective open-label pilot study, eight patients were enrolled; one patient with tumor necrosis factor receptor-associated periodic syndrome (TRAPS), three patients with hyper-IgD and periodic fever syndrome (HIDS) and four patients with Schnitzler syndrome were closely followed during 90 d of ITF2357 treatment. Three patients with Schnitzler syndrome and one TRAPS patient experienced a partial remission. In four patients, there was no effect. In HIDS patients, there was a tendency toward a higher attack frequency and increasing attack severity. In two patients (one TRAPS and one HIDS), we observed a decrease of acute-phase response without signs of clinical improvement. One patient with Schnitzler syndrome showed a partial response despite an ongoing acute-phase response. In conclusion, ITF2357 monotherapy was able to induce partial response only in patients with Schnitzler syndrome and no response in patients with HIDS.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3105134PMC
http://dx.doi.org/10.2119/molmed.2011.00039DOI Listing

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