Funding for this research was provided by:
Ministero della Salute (Ricerca Corrente)
Received: 9 January 2019
Revised: 5 March 2019
Accepted: 18 March 2019
First Online: 29 March 2019
Ethics approval and consent to participate
: The study was carried out at IRCCS Istituto Ortopedico Galeazzi with Institutional Review Board approval (M-SPER-015 - Ver. 2 - 04.11.2016) and all specimens, both synovial membrane and adipose tissue, were collected with patient informed consent. The experiments comply with the current laws of Italy.
: Not applicable.
: The authors declare that they have no competing interests.
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