应用数据库分析IgG1重链编码基因(immunoglobulin heavy constant gamma 1, IGHG1)、免疫组化分析cancer-IgG在NSCLC中的表达及与预后的关系;基因富集分析(gene set enrichment analysis, GSEA)方法探究与IGHG1调控相关的信号通路。. This evidence concerns the gene IGHG1 and cancer.