Synthesis of 2α-Heteroarylalkyl Active Vitamin D<sub>3</sub> with Therapeutic Effect on Enhancing Bone Mineral Density in Vivo
作者:Miki Matsuo、Asami Hasegawa、Masashi Takano、Hiroshi Saito、Shinji Kakuda、Takayuki Chida、Ken-ichiro Takagi、Eiji Ochiai、Kyohei Horie、Yoshifumi Harada、Midori Takimoto-Kamimura、Kazuya Takenouchi、Daisuke Sawada、Atsushi Kittaka
DOI:10.1021/ml400098w
日期:2013.7.11
bond between Arg274 of human vitamin D receptor (hVDR) and a nitrogen atom of the heteroaromatic ring at the 2alpha-position, were synthesized. Among them, 2alpha-[2-(tetrazol-2-yl)ethyl]-1alpha,25-dihydroxyvitamin D3 showed higher osteocalcin promoter transactivation activity in human osteosarcoma (HOS) cells and a greater therapeutic effect in ovariectomized (OVX) rats, osteoporosis model animals, on
合成了旨在在人维生素D受体(hVDR)的Arg274和2α位杂芳环的氮原子之间形成氢键的2α-杂芳基乙基-1α,25-二羟基维生素D3类似物。其中,2alpha- [2-(四唑-2-基)乙基] -1alpha,25-二羟基维生素D3在人骨肉瘤(HOS)细胞中显示出更高的骨钙素启动子反式激活活性,在去卵巢(OVX)大鼠中表现出更大的治疗作用,骨质疏松模型动物,其骨矿物质密度高于活性维生素D3。hVDR-配体配合物的X射线共晶体分析证实,新的氢键形成稳定了配合物。