Evaluation of surfactant proteins A, B, C, and D in articular cartilage, synovial membrane and synovial fluid of healthy as well as patients with osteoarthritis and rheumatoid arthritis

• Nadine Hartjen ,

  Contributed equally to this work with: Nadine Hartjen, Lars Bräuer

  Roles Investigation, Visualization, Writing – original draft

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

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• Lars Bräuer ,

  Contributed equally to this work with: Nadine Hartjen, Lars Bräuer

  Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

  ⨯
• Beate Reiß,

  Roles Investigation

  Affiliation Institute of Anatomy and Cell Biology, Martin Luther University Halle-Wittenberg (MLU), Halle (Saale), Germany

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• Horst Claassen,

  Roles Supervision, Writing – review & editing

  Affiliation Institute of Anatomy and Cell Biology, Martin Luther University Halle-Wittenberg (MLU), Halle (Saale), Germany

  ⨯
• Stephanie Beileke,

  Roles Investigation, Methodology

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

  ⨯
• Fabian Garreis,

  Roles Formal analysis, Methodology, Software, Writing – review & editing

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

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• Sebastian Hoogeboom,

  Roles Software, Validation

  Affiliation Fraunhofer Institute for Supply Chain Services SCS, Nürnberg, Germany

  ⨯
• Michael Tsokos,

  Roles Resources

  Affiliation Institute of Legal Medicine and Forensic Sciences, Charité University Medicine Berlin, Berlin Germany

  ⨯
• Saskia Etzold,

  Roles Resources

  Affiliation Institute of Legal Medicine and Forensic Sciences, Charité University Medicine Berlin, Berlin Germany

  ⨯
• Brigitte Müller-Hilke,

  Roles Resources

  Affiliation Institute of Immunology, University of Rostock, Rostock, Germany

  ⨯
• Kolja Gelse,

  Roles Resources

  Affiliation Department of Trauma Surgery, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

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• Thomas Müller,

  Roles Resources

  Affiliation Department of child and adolescent medicine, Pediatrics I, Pediatric Rheumatology, University of Halle-Wittenberg, Children's Hospital, Martin Luther University Halle-Wittenberg (MLU), Halle (Saale), Germany

  ⨯
• Mary B. Goldring,

  Roles Resources

  Affiliations Department of Cell and Developmental Biology, Weill Cornell Medical College, New York, New York, United States of America, Hospital for Special Surgery, HSS Research Institute, New York, New York, United States of America

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• Friedrich Paulsen ,

  Roles Conceptualization, Funding acquisition, Writing – original draft, Writing – review & editing

  ¶‡ These authors also contributed equally to this work.

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

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• Martin Schicht

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: martin.schicht@fau.de

  ¶‡ These authors also contributed equally to this work.

  Affiliation Institute of Functional and Clinical Anatomy, Friedrich Alexander University Erlangen-Nürnberg (FAU), Erlangen, Germany

  http://orcid.org/0000-0001-5155-5477

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