Cytokeratin and DAS-1 immunostaining reveal similarities among cardiac mucosa, CIM, and Barrett's esophagus.

DeMeester, S.R., Wickramasinghe, K.S., Lord, R.N., Friedman, A., Balaji, N.S., Chandrasoma, P.T., Hagen, J.A., Peters, J.H., DeMeester, T.R.; Am J Gastroenterol. 2002 Oct.

Adenomatous polyposis coli gene promoter hypermethylation in non-small cell lung cancer is associated with survival.

Brabender, J., Usadel, H., Danenberg, K. D., Metzger, R., Schneider, P. M., Lord, R. V., Wickramasinghe, K., Lum, C. E., Park, J., Salonga, D., Singer, J., Sidransky, ...; Oncogene. 2001 Jun 14.

Ki67 expression in different epithelial types in columnar lined oesophagus indicates varying levels of expanded and aberrant proliferative patterns.

Olvera, M., Wickramasinghe, K., Brynes, R., Bu, X., Ma, Y., Chandrasoma, P.; Histopathology. 2005 Aug.