Abstract: Provided are: a recombinant vaccinia virus which is effective for the prevention of the development of a disease by the infection by H7 avian influenza virus and has high safety; and a vaccine against H7 avian influenza virus, which comprises the recombinant vaccinia virus. The recombinant vaccinia virus according to the present invention is a recombinant vaccinia virus having such a structure that an expression promoter and the full length or a part of cDNA encoding hemagglutinin protein of H7 avian influenza virus are contained in the genome for vaccinia virus strain DIs.

Abstract: The present invention to provide a novel pyruvate dehydrogenase kinase inhibitors. A pyruvate dehydrogenase kinase inhibitor comprising a compound represented by the general formula (I) as an active ingredient (wherein, ring A represents a 6-membered aromatic hydrocarbon ring optionally substituted with 2-4 substituents, R1 and R4, which are the same or different, represent a hydrogen atom, a hydroxyl group, an optionally substituted C1-6 alkyl group, R2 and R3, which are the same or different, represent a hydrogen atom, a carboxyl group, an optionally substituted C1-6 alkyl group, an optionally substituted C6-10 aryl group, or a group represented by —C (?R9)—R10), a pharmaceutical composition for treatment or prophylaxis of diseases or disorders that pyruvate dehydrogenase kinase relates to its development or aggravation, and a cosmetic composition, and the like.

Abstract: The purpose of the present invention is to provide a therapeutic agent or preventive agent for exacerbation of influenza, specifically to provide a novel pyruvate dehydrogenase kinase 4 (PDK4) inhibitor. The present invention relates to a PDK4 inhibitor, medical composition or cosmetic composition containing as the active ingredient a compound represented by any one of the following general formulas (I) through (III) and a pharmaceutically acceptable ester derivative thereof, or a pharmaceutically acceptable salt of the same.