Ｆｒｉｚｚｌｅｄ１、Ｆｒｉｚｚｌｅｄ２又はＦｒｉｚｚｌｅｄ７細胞外システインリッチドメインを含む蛋白質を含有する骨疾患治療用医薬組成物

摘要

This invention relates to a pharmaceutical composition for treatment of a bone disease comprising, as an active ingredient, a protein comprising an extracellular cysteine-rich domain, which is from the Frizzled receptor selected from the group consisting of mammalian animal-derived Frizzled 1, Frizzled 2, and Frizzled 7 and has activity of increasing bone mass, bone density, and/or bone strength, or a mutant of such domain having sequence identity of 85% or higher to the amino acid sequence of the domain and having activity of increasing bone mass, bone density, and/or bone strength, or a vector comprising a nucleic acid encoding the protein.