Dockyard laborers are exposed to a variety of genotoxic compounds including heavy metals, polycyclic aromatic hydrocarbons (PAHs), noise, airborne particles etc. But no specific information is available regarding the effect of exposure to occupational hazards of this group of laborers in Bangladesh. Immunoglobulins, Trace Elements, Lipid peroxidation, Plasma antioxidant vitamins level (retinol, alpha-tocopherol and ascorbic acid) and extent of DNA damage were analyzed in 100 dockyard laborers and compared with 100 control day laborers having similar socioeconomic status but not exposed to...