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Response: Complex issue of lipoprotein functions in rheumatoid arthritis
  1. Nicoletta Ronda1,
  2. Ivana Hollan2,3
  1. 1 Department of Food and Drug, University of Parma, Parma, Italy
  2. 2 Faculty of Medicine, Harvard Medical School, Boston, Massachusetts, USA
  3. 3 Department of Rheumatology, Lillehammer Hospital for Rheumatic Disease, Lillehammer, Norway
  1. Correspondence to Professor Nicoletta Ronda, Department of Food and Drug, University of Parma, Parma 43124, Italy; nicoletta.ronda{at}

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The Author’s reply

We read with interest the editorial by KP Liao.1 The idea that rheumatoid arthritis can be a natural model to study the relationship between inflammation and lipoprotein functions is fascinating. Indeed data are emerging contributing to clarify this issue and its complexity.

In particular, focusing on high-density lipoprotein (HDL) cholesterol efflux capacity (CEC), an anti-atherogenic property opposing foam cell formation, the reader should be aware that the methods used for its evaluation often differ, providing …

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  • Contributors NR and IH equally contributed in writing the letter.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; internally peer reviewed.