Objective:To investigate the elemental composition of the total supended particulate(TSP)collected from the Da Pu tunnel in Shanghai,and the chromosome aberration effect for human peripheral blood lymphocytes induced by such air pollutants.

• 目的 :测定隧道中空气总悬浮颗粒物 (TSP)的元素含量 ,探讨隧道中空气颗粒污染物对人外周血淋巴细胞染色体畸变的诱导作用。