RPL23 and myelodysplastic syndrome: The mean densities for RPL23 in BM haematopoietic cells from lower- and higher-risk MDS patients were 0.14 ± 0.01 and 0.21 ± 0.01 (p < 0.001), whereas the normal donors exhibited no difference compared with lower-risk patients (0.13 ± 0.01, p = 0.44).