A Bioavailability Study of GSK1363089 in Subjects With Solid Tumors

Two-part study to evlauate the relative bioavailability of GSK1363089 from a free base formulation (GSK1363089G) compared with the biophosphate salt formulation (GSK1363089A) (Part 1) and to assess the safety of the GSK1363089 biophosphate formulation when administered three times a week until disease progression (Part 2).