Functional Comparison between Healthy and Multiple Myeloma Adipose Stromal Cells

Multiple myeloma (MM) is an incurable B cell neoplasia characterized by the accumulation of tumor plasma cells within the bone marrow (BM). As a consequence, bone osteolytic lesions develop in 80% of patients and remain even after complete disease remission. We and others had demonstrated that BM-de...

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Main Authors: Nicolas Espagnolle, Benjamin Hebraud, Jean-Gérard Descamps, Mélanie Gadelorge, Marie-Véronique Joubert, Laura Do Souto Ferreira, Murielle Roussel, Anne Huynh, Luc Sensébé, Louis Casteilla, Michel Attal, Hervé Avet-Loiseau, Frederic Deschaseaux, Philippe Bourin, Jill Corre
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Stem Cells International
Online Access:http://dx.doi.org/10.1155/2020/4173578
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Summary:Multiple myeloma (MM) is an incurable B cell neoplasia characterized by the accumulation of tumor plasma cells within the bone marrow (BM). As a consequence, bone osteolytic lesions develop in 80% of patients and remain even after complete disease remission. We and others had demonstrated that BM-derived mesenchymal stromal cells (MSCs) are abnormal in MM and thus cannot be used for autologous treatment to repair bone damage. Adipose stromal cells (ASCs) represent an interesting alternative to MSCs for cellular therapy. Thus, in this study, we wondered whether they could be a good candidate in repairing MM bone lesions. For the first time, we present a transcriptomic, phenotypic, and functional comparison of ASCs from MM patients and healthy donors (HDs) relying on their autologous MSC counterparts. In contrast to MM MSCs, MM ASCs did not exhibit major abnormalities. However, the changes observed in MM ASCs and the supportive property of ASCs on MM cells question their putative and safety uses at an autologous or allogenic level.
ISSN:1687-966X
1687-9678