Abstract: The present disclosure aims to provide an anti-hepatitis B virus agent, and a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising a nucleic acid analogue as an active ingredient. The above object can be attained by an anti-hepatitis B virus agent, or a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising, as an active ingredient, a compound represented by the following formula (1): wherein R is a halogen atom, an amino group, a methoxy group, or a cyano group, or its prodrug, or a pharmaceutically acceptable salt thereof, or a solvate thereof.

Abstract: The present disclosure provides an anti-hepatitis B virus agent and a prophylactic or therapeutic agent for hepatitis B virus-related diseases, each comprising a nucleic acid analogue as an active ingredient. The problem can be solved by 2?-deoxy-2?-fluoro-?-2-fluoro-D-adenosine or its prodrug, or a pharmaceutically acceptable salt thereof, or a solvate thereof.

Abstract: It is an object of the present invention to provide a novel therapeutic agent for hepatoma viruses. Specifically, the present invention relates to an anti-hepatoma virus agent, containing as an active ingredient a compound represented by the following Formula (I) or a pharmaceutically acceptable salt thereof: (wherein R1 is fluorine or hydrogen).

Abstract: It is an object of the present invention to provide a novel therapeutic agent for hepatoma viruses. Specifically, the present invention relates to an anti-hepatoma virus agent, containing as an active ingredient a compound represented by the following Formula (I) or a pharmaceutically acceptable salt thereof: (wherein R1 is fluorine or hydrogen).

Abstract: The object of the present invention is to provide the use of glycyrrhizin and its derivatives for inhibition of MCP-1 production. The present invention discloses an MCP-1 production inhibition method and pharmaceutical composition for the same comprising administration of glycyrrhizin and its derivatives in an amount effective for said inhibition to mammals in which migration of monocytes or T lymphocytes is increased, or production of IL-10 is increased, and inhibition of said increase is desired, thereby treating or preventing decreases in infection resistance.

Abstract: The object of the present invention is to provide the use of glycyrrhizin and its derivatives for inhibition of MCP-1 production. The present invention discloses an MCP-1 production inhibition method and pharmaceutical composition for the same comprising administration of glycyrrhizin and its derivatives in an amount effective for said inhibition to mammals in which migration of monocytes or T lymphocytes is increased, or production of IL-10 is increased, and inhibition of said increase is desired.

Abstract: The object of the present invention is to provide the use of glycyrrhizin and its derivatives for induction of RANTES. The present invention discloses an RANTES induction method and pharmaceutical composition for the same comprising administration of glycyrrhizin and its derivatives in an amount effective for treating or preventing decreases in infection resistance to opportunistic infections occurring in burn patients, AIDS patients, cancer patients, encephalitis patients, individuals having suffered serious injuries or undergone major surgery, or individuals subject to stress.

Abstract: The object of the present invention is to provide the use of glycyrrhizin and its derivatives for inhibition of MCP-1 production. The present invention discloses an MCP-1 production inhibition method and pharmaceutical composition for the same comprising administration of glycyrrhizin and its derivatives in an amount effective for said inhibition to mammals in which migration of monocytes or T lymphocytes is increased, or production of IL-10 is increased, and inhibition of said increase is desired.