This study was designed to investigate the biochemical alteration in human caused by free radical accumulation due to air pollution. The policemen recruited were 60 country policemen consisting of 30 non smokers (group I) and 30 smokers (group II); 30 smoking policemen with administrative work in Jakarta (group III) and 30 smoking traffic policemen from Jakarta (group IV). Our results show that...

background: imbalances between the oxidant-antioxidant status have been implicated in the pathogenesis of several diseases, including oral cancer. majority of oral cancer are preceded by a well-recognized group of pre-malignant lesions. however, only a small fraction of those lesions, undergo malignant transformation. hence, there is a great need to identify biological markers, which will assis...