Fig. 1

Immunohistochemistry was employed to compare the expression levels of EMT-related proteins in surgically resected cervical tissues from both HIV-positive and HIV-negative CIN patients. CK cytokeratin, E-CA E-Cadherin, N-CA N-Cadherin, VIM vimentin, ns non-significant; *P < 0.05; **P < 0.01; ***P < 0.001