恶性肿瘤严重威胁着人类的生命健康,其死亡率已占到各类疾病所致死亡的第二位,并且还有上升的趋势。人类对肿瘤的认识和研究经历了一个相当长的过程,但目前已广泛使用的传统治疗方法所取得的疗效仍十分有限,还不能从根 Malignant tumors pose a serious threat to the health and well-being of human beings. Their mortality rate has taken the second place in the death caused by various diseases and there is still an upward trend. Human understanding of cancer and research have gone through a long process, but the current widespread use of traditional therapies have achieved very limited results, not from the root