... protein processing. For example, phosphorylated type III IF vimentin is released from activated macrophages in response to proinflammatory signaling and is involved in eliminating bacteria and in ... 1465-9921 (Linking) Cytokeratin 8: The Dominant Type II Intermediate Filament Protein in Lung Cancer 93 Kim, K.H., et al., (1984). Expression of unusually large keratins during terminal differentiation: ... 1420-682X (Linking) Cytokeratin 8: The Dominant Type II Intermediate Filament Protein in Lung Cancer 95 Schaller, G., et al., (1996). Elevated keratin 18 protein expression indicates a...