Anti-Inflammatory Effects of a Novel Nuclear Factor–<i>κ</i>B Inhibitory Derivative Derived from Pyrazolo[3,4-<i>d</i>]Pyrimidine in Three Inflammation Models
作者:Hiroyuki Baba、Tadashi Hosoya、Ryosuke Ishida、Kenpei Tai、Saki Hatsuzawa、Yuma Kondo、Hiroyuki Kusuhara、Hiroyuki Kagechika、Shinsuke Yasuda
DOI:10.1124/jpet.123.001904
日期:2024.3
Nuclear factor–κB (NF-κB) plays a central role in inflammatory responses, and its physiologic functions are essential for cell survival and proliferation. Currently, drugs targeting NF-κB inhibition have not yet been applied in clinical practice. We investigated the physiologic effect of a novel NF-κB inhibitory compound, 1H-pyrazolo[3,4-d]pyrimidin-4-amine derivative (INH #1), on three inflammatory
核因子-κB (NF- κB ) 在炎症反应中发挥核心作用,其生理功能对于细胞存活和增殖至关重要。目前,针对NF- κB抑制的药物尚未应用于临床。我们研究了一种新型 NF- κ B 抑制化合物 1 H -吡唑并[3,4- d ]嘧啶-4-胺衍生物 (INH #1) 对三种炎症动物模型的生理作用。通过液相色谱串联质谱(LC-MS/MS)分析测量药代动力学。通过给予脂多糖(LPS)和D-(+)-盐酸半乳糖胺诱导急性肝炎,然后分析存活时间和炎症介质。胶原诱导性关节炎(CIA)通过II型胶原(CII)免疫诱导,血清转移性关节炎(STA)通过注射K/BxN小鼠血清引起。在两种关节炎模型中评估临床和组织学评分。在 CIA 模型中进行免疫细胞亚群分析、CII 诱导的干扰素-γ (IFN- γ ) 产生和增殖以及抗 CII IgG 抗体的测量。在急性肝炎模型中,INH #1 可抑制肿瘤坏死因子-α (TNF-