Background and objective Silicon nanoparticles are widely used in daily life. Therefore. they attract increased attention because of their potential biotoxicity to the lungs when inhaled. The aims of this study are to explore the organism distribution and genotoxicity of silica nanoparticles in human bronchial epithelial cells (BEAS-2B). https://mandisattictoyers.shop/product-category/puzzles-new-sealed/