(<i>N</i>-Hydroxycarbonylbenylamino)quinolines as Selective Histone Deacetylase 6 Inhibitors Suppress Growth of Multiple Myeloma <i>in Vitro</i> and <i>in Vivo</i>
作者:Hsueh-Yun Lee、Kunal Nepali、Fang-I Huang、Chih-Yi Chang、Mei-Jung Lai、Yu-Hsuan Li、Hsiang-Ling Huang、Chia-Ron Yang、Jing-Ping Liou
DOI:10.1021/acs.jmedchem.7b01404
日期:2018.2.8
A series of bicyclic arylamino/heteroarylamino hydroxamic acids (7–31) have been examined as novel histone deacetylase 6 (HDAC6) inhibitors. One compound (13) exhibits remarkable inhibitory activity of HDAC6 with an IC50 value of 0.29 nM, which is 4,000–43,000 times more selective over other HDAC isoforms. Compound 13 was shown to have antiproliferative activity against human multiple myeloma RPMI
已研究了一系列双环芳基氨基/杂芳基氨基异羟肟酸(7 – 31)作为新型组蛋白脱乙酰基酶6(HDAC6)抑制剂。一种化合物(13)表现出对HDAC6的显着抑制活性,IC 50值为0.29 nM,是其他HDAC同种型的4,000至43,000倍。化合物13已显示对人多发性骨髓瘤RPMI 8226,U266和NCI-H929细胞具有抗增殖活性,而对正常骨髓细胞无影响。化合物13作为单一药物,在人多发性骨髓瘤RPMI 8226异种移植模型中以60.4%的%TGI因子抑制肿瘤的生长,并与硼替佐米联合使用显示出显着性体内抗肿瘤活性(%TGI = 86.2%)。化合物13还显示出良好的人肝细胞稳定性和高通透性,而对诱变性和细胞毒性没有任何影响。因此,化合物13是有效的HDAC6抑制剂,将来可开发用于治疗多发性骨髓瘤。