LD contact sites. Rendered 3D FIB-SEM data of Plasmodium falciparum-infected red blood cells. Segmented organelles with contact sites: Lipid droplets (LDs), endoplasmic reticulum (ER), nuclei (N), digestive vacuole (DV), Mitochondria (M) and uptake sites (US) in different intraerythrocytic stages.