CD4 and neoplasm: MMP14 expression was positively correlated with the presence of CD8+ T cells (r = 0.226, p = 4.43e-06), CD4+ T cell infiltration (r = 0.501, p = 5.75e-27), macrophage infiltration (r = 0.512, p = 2.04e-28), neutrophil infiltration (r = 0.509, p-value = 7.36e-28), dendritic cell infiltration (r = 0.546, p = 1.50e-32), and tumor purity (r = -0.343, p = 1.11e-12).