Received: 24 August 2021
Accepted: 22 February 2022
First Online: 9 March 2022
: All patients provided written informed consent. Control samples (femoral head) were obtained after the explanation of the study by the surgeon and the signature of a non-opposition consent. MDS2 and MDS4 patients were MDS with ring sideroblasts mutated for the <i>SF3B1</i> gene, and they have signed the OncoCentre Consent.The patient study was approved by the local ethical committee of Cochin-Port Royal Hospital (Paris, France) (CLEP Decision No.: AAA-2020-08039).
: The consent for publication is included in the OncoCentre Consent.
: The authors declare that they have no competing interests.