However, expression of Bcl-2A1 (Median, range: 1.96, 0.05–6.5 Vs 0.58, 0,09–4.7, p = 0.004) and Mcl-1 (1.49, 0.14–7.23, p = 0.007) was significantly higher in RA neutrophils than in HBD neutrophils (Table 4). This evidence concerns the gene MCL1 and rheumatoid arthritis.