申请人:NewLink Genetics Corporation
公开号:US09174942B2
公开(公告)日:2015-11-03
Presently provided are compounds according to the formula (I) or (II), and pharmaceutical compositions comprising the compounds, wherein R1, R4, and R5 are defined herein. Such compounds and compositions are useful for modulating an activity of indoleamine 2,3-dioxygenase; treating indoleamine 2,3-dioxygenase (IDO) mediated immunosuppression; treating a medical conditions that benefit from the inhibition of enzymatic activity of indoleamine-2,3-dioxygenase; enhancing the effectiveness of an anti-cancer treatment comprising administering an anti-cancer agent; treating tumor-specific immunosuppression associated with cancer; and treating immunosuppression associated with an infectious disease.
目前提供的是按照化学式(I)或(II)提供的化合物以及含有这些化合物的药物组合物,其中R1、R4和R5在此有定义。这些化合物和组合物可用于调节吲哌醇胺2,3-二氧化酶的活性;治疗吲哌醇胺2,3-二氧化酶(IDO)介导的免疫抑制;治疗受益于抑制吲哌醇胺-2,3-二氧化酶酶活性的医疗状况;增强包括给予抗癌剂的抗癌治疗的有效性;治疗与癌症相关的肿瘤特异性免疫抑制;以及治疗与传染性疾病相关的免疫抑制。