Additional file 4: Figure S4. of In vitro biological responses to nanofibrillated cellulose by human dermal, lung and immune cells: surface chemistry aspect Viviana Lopes Carla Sanchez-Martinez Maria Strømme Natalia Ferraz 10.6084/m9.figshare.c.3661673_D4.v1 https://springernature.figshare.com/articles/figure/Additional_file_4_Figure_S4_of_In_vitro_biological_responses_to_nanofibrillated_cellulose_by_human_dermal_lung_and_immune_cells_surface_chemistry_aspect/4534565 Transmission electron microscopy analysis of THP-1 macrophages. Representative images of (a and b) untreated cells, (c and d) cells exposed to U-NFC, (e and d) cells exposed to A-NFC, (g and h) cells exposed to C-NFC. Cells were treated with 500 μg/ml of NFC for 24 h. The arrow indicate the presence of NFC agglomerates in the vicinity of the cells. (TIF 2251 kb) 2017-01-10 05:00:00 Cytotoxicity Inflammation Nanocellulose Surface chemistry