Fig. 6

M. cartusiana photomicrographic section in digestive gland (a): The control, showing the normal digestive cell containing lumen (L), execratory cells (ECs), execratory vacuoles (EVs), calcium cells (CCs), connective tissue (CT), and muscle fibre surrounding the digestive cells (M); (b): After treatment with the LC50 of Ba–Cu–CeFO/TiO2, showed different histological abnormalities like ruptured digestive cells (RDCs), destructed digestive tubules (DDT), an enlarged lumen (L), hemocyte infiltration (HI), and pyknotic nuclei (PN).