| BM | bone marrow |
| BMM | bone marrow microenvironment |
| circRNA | circular RNA |
| EV | extracellular vesicle |
| hMSCs | human mesenchymal stem cells |
| lncRNA | long non-codingRNA |
| miRNA | microRNA |
| MM | multiple myeloma |
| MMBD | multiple myeloma bone disease |
| MGUS | monoclonal gammopathy of undetermined significance |
| ncRNA | non-coding RNA |
| OB | osteoblast |
| OC | osteoclast |
| OCY | osteocyte |
| PC | plasma cell |
| sMM | smoldering multiple myeloma |