“100 | Tracking Polystyrene Nanoplastics by Raman Microscopy Reveals Intestinal and Retinal Toxicity: Valentina Iezzi1, Roberta Maria Ferri1, Annamaria Iannetta2, Ludovica Sulcanese2, Tommaso Silvestrini2, Vanessa D’Altilia2, Giovanni Angelozzi2, Federico Perrella3, Carino Ferrante4, Giulia Fioravanti3, Monia Perugini2, Elisabetta Benedetti1 | 1Department of Life, Health and Environmental Sciences, University of L’Aquila, Italy; 2Department of Bioscience and Agro-Food and Environmental Technology, University of Teramo, Italy; 3Department of Physical and Chemical Sciences University of L’Aquila, Italy; 4CNR-SPIN, C O Department of Physical and Chemical Sciences University of L’Aquila, Italy”. Journal of Biological Research - Bollettino Della Società Italiana Di Biologia Sperimentale, vol. 99, no. s1, Mar. 2026, https://doi.org/10.4081/jbr.2026.15352.