For ERCC2 rs13181 (Lys751Gln), grade 2-4 neutropenia was more frequent among individual with 751 Lys/Lys genotype in 62 NSCLC patients treated with cisplatin and docetaxel (p = 0.04) (Isla et al., 2004). This evidence concerns the gene ERCC2 and Decreased total neutrophil count.