Researchers Show Influence of Nanoparticles on Nutrient Absorption (image) Binghamton University Share Print E-Mail Caption This figure shows 50 nm carboxylated polystyrene nanoparticles (green) interacting with a cell culture model of the intestinal epithelium (red). Oral exposure to these particles was shown to affect iron transport. Credit Nature Nanotechnology Usage Restrictions Nature Nanotechnology Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.