ICAM1 and hematopoietic and lymphoid cell neoplasm: In hematological cancer cell lines mean values of MFI ± SD of HLA class I antigens were 116.80 ± 117.90 vs. 311.80 ± 243.50, 313.30 ± 248.30 and 215.50 ± 182.40 and mean values of MFI ± SD of ICAM-1 molecules were 64.10 ± 70.60 vs. 202.90 ± 253.20, 205.80 ± 243.70 and 158.40 ± 196.20, in untreated vs. guadecitabine-, DAC- or AZA-treated cells, respectively (Table 3).