They also showed signs of a more pronounced stroma reaction with more hyaluronic acid (8 vs. 7, P < 0.05), and blood vessels (14 vs. 11, P < 0.05), as well as lower caveolin-1 in the tumor stroma (3 vs. 3, P < 0.05) than those alive or dying from other causes. The gene discussed is CAV1; the disease is neoplasm.