CD14 and non-small cell lung carcinoma: The expression levels of iNOS, as determined by mean fluorescence intensity (MFI), were also higher only in NSCLC CD14+CD15+HLA-DR−Lin− [453 ± 99, (n = 6); P < 0.03] compared with healthy donors [75 ± 50, (n = 6); Figure 3(c)].