Abstract: [Problem] To provide a novel PIM-3 inhibitor and a novel cancer therapeutic drug, in particular, a therapeutic drug for pancreatic cancer. [Solution] A PIM-3 kinase inhibitor comprising a compound represented by general formula (I) or a pharmacologically acceptable salt, hydrate or solvate thereof.

Abstract: An objective of the invention is to provide a compound effective for prevention and/or treatment of cancer. The invention relates to a compound according to by formula I, or a salt, solvate or physiologically functional derivative thereof, and a composition for prevention and/or treatment of cancer comprising the same as an active ingredient: wherein R1 to R6, x, and y are as defined in the description.

Abstract: There are provided a polypeptide specific to liver cancer, a polynucleotide coding for the polypeptide, and an RNA molecule suppressing the expression of the polypeptide. The present invention is particularly intended for a polypeptide comprising the amino acid sequence of SEQ ID NO: 1; a polypeptide having at least 80% homology to the amino acid sequence of SEQ ID NO: 1 and having immunogenicity inducing the production of an antibody against the polypeptide comprising the amino acid sequence of SEQ ID NO: 1; nucleotide fragments thereof; polynucleotides coding for the polypeptides and fragments thereof; and an RNA molecule having a partial sequence corresponding to mRNA coding for the polypeptide comprising the amino acid sequence of SEQ ID NO: 1.