library_construction_protocol: Total RNA from bone marrow cells was extracted with RNeasy Mini Kit (Qiagen, Hilden, Germany) with DNAse treatment following the manufacturer's protocol. Ribosomal RNA was removed by an RNase-H method using RiboErase kits. Samples were then indexed, pooled, and sequenced by Illumina NovaSeq 6000 following standard Illumina protocol.