Figure 1From: Hepatic toxicology following single and multiple exposure of engineered nanomaterials utilising a novel primary human 3D liver microtissue modelMorphological characterization of intact 3D human liver microtissue. A) H&E staining B) CD68 immunohistochemistry of formalin fixed paraffin embedded microtissues after 7 and 28 days in culture. Two representative tissues are shown per time point (magnification 200×).Back to article page