CST1 and neoplasm: CST1 and ANGPTL7 expression was positively associated with macrophages (correlation = 0.4222 and 0.334, p-value < 0.01) and B cells (correlation = 0.142 and 0.172, p-value < 0.01), while ADAMTSL4 and NELL2 expression was negatively related to tumour purity and macrophages, respectively (p-value < 0.01).