Based on the sample data, among the 100 lung cancer patient samples, the value of sCD130 was 46 626 ± 33 010 (mean ± SD) pg/ml, the value of sCD25 was 808 ± 894 pg/ml, the value of sCD40L was 736 ± 839 pg/ml, and the value of sTREM-1 was 93 ± 111 pg/ml. This evidence concerns the gene CD40LG and lung cancer.