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Sporadic inclusion body myositis: evidence of a link between inflammation, cell stress and β-amyloid deposition
  1. Frank Mastaglia
  1. Correspondence to Professor Frank Mastaglia, Centre for Neuromuscular and Neurological Disorders, University of Western Australia, Queen Elizabeth II Medical Centre, Nedlands, WA 6009, Australia; flmast{at}

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Sporadic inclusion body myositis (sIBM) is the most important muscle disease associated with aging which is usually unresponsive to treatment and results in progressive disability with a selective pattern of muscle wasting and weakness of the quadriceps and forearm muscles.1 2 There has been longstanding debate as to whether sIBM is a primary inflammatory myopathy or a myodegenerative disorder with secondary inflammation. The relationship between the T cell predominant inflammatory response which tends to predominate in the earlier stages of the disease and the myofibre degeneration and amyloid deposits which become more prominent as the disease progresses …

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  • Competing interests None.

  • Provenance and Peer review Commissioned; not externally peer reviewed.

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