Ka F. To

Cyclooxygenase-2 Expression in Helicobacter pylori-Associated Premalignant and Malignant Gastric Lesions

Sung, Joseph J. Y., Leung, Wai K., Go, Minnie Y. Y., To, Ka F., Cheng, Alfred S. L., Ng, Enders K. W., ...

Expression of cyclooxygenase-2 (COX-2) in various stages of the Helicobacter pylori-associated gastric carcinogenesis pathway has not been elucidated. We investigated the distribution and intensity...

Hypermethylation of RASSF1A in Human and Rhesus Placentas

Chiu, Rossa W.K., Chim, Stephen S.C., Wong, Ivy H.N., Wong, Cesar S.C., Lee, Wing-Shan, To, Ka F., ...

The pseudomalignant nature of the placenta prompted us to search for tumor suppressor gene hypermethylation, a phenomenon widely reported in cancer, in the human placenta. Nine tumor suppressor genes...