supported by the National Natural Science Foundation of China (Nos. 30672738, 30572455 and 30572408);Hunan Provincial Natural Science Foundation for Distinguished Young Scholars (No. 03JJY1006);for General Projects (Nos. 05JJ40029 and 07JJ6038);the Research Foundation of Hunan Provincial Scientific and Technological Department for International Cooperative Academic Projects (No. 06WK3016);the Research Foundation of Hunan Provincial Education Department for Outstanding Young Scholars (No. 06B070), China
Objective: To investigate the enhancive effect ofN, N′-dinitrosopiperazine (DNP) on induced carcinogenesis in nasal and/or nasopharyngeal epithelia among TgN(p53mt-LMP1)/HT transgenic mice to examine the underly...