Page 64 - 《中国药房》2024年10期
P. 64
症因子的产生,尤其是抑制促炎因子的分泌,可以减轻 al. Protective effects of propolis and chitosan nanopar‐
炎症反应。本研究结果显示,LPS 刺激 RAW264.7 细胞 ticles against ibuprofen-induced hepatotoxicity in albino
能显著升高NO、TNF-α、IL-6、IL-1β含量,表明体外炎症 rats[J]. Diseases,2024,12(3):49.
模型建立成功;经 OA 处理后能够显著促进 IL-4、IL-10 [ 5 ] 广西壮族自治区卫生厅 . 广西中药材标准:第二册[M].
释放,降低NO、TNF-α、IL-6、IL-1β含量并能抑制TNF-α、 南京:广西科学出版社,1996:20-21.
Department of Health of Guangxi Zhuang Autonomous
IL-6、IL-1β mRNA表达。这些结果表明OA能抑制LPS
Region. Guangxi traditional Chinese medicine standards:
诱导RAW264.7细胞的炎症反应,具有良好的抗炎活性。
volume 2[M]. Nanning:Guangxi Science Press,1996:20-21.
NF-κB通路是LPS诱导炎症因子表达的关键通路,
[ 6 ] WU Z N,DAI X Y,WANG W Z,et al. Polyprenylated
在细胞中主要以 p50/p65 异源二聚体形式存在;在 LPS benzophenones and tocotrienol derivatives from the edible
刺激下,p50/p65 二聚体易位到细胞核引起下游多种基 fruits of Garcinia oblongifolia champ. ex Benth. and their
[11]
因的表达 。p65 是调控炎症反应的关键蛋白,因此抑 cytotoxicity activity[J]. J Agric Food Chem,2022,70
制 NF-κB p65 是治疗炎症性疾病的关键靶点和有效治 (34):10506-10520.
疗策略。本研究结果显示,OA 能够显著抑制 LPS 诱导 [ 7 ] SUKANDAR E R,KAENNAKAM S,WONGSUWAN S,
的 RAW264.7 细胞中 NF-κB p65、IκBα 蛋白磷酸化表达 et al. Schomburginones A-J,geranylated benzophenones
和 IκBα 蛋白降解,且抑制 NF-κB p65 核易位,表明 OA from the leaves of Garcinia schomburgkiana and their
可能通过抑制 NF-κB 通路对 LPS 诱导的 RAW264.7 细 cytotoxic and anti-inflammatory activities[J]. Phytochemi-
胞发挥抗炎作用。 stry,2023,211:113701.
已有研究表明,内源性自由基如ROS在宿主防御中 [ 8 ] YANG X X,LIU Z G,FANG M Y,et al. Novel pterostil‐
bene derivatives ameliorate heart failure by reducing oxi‐
起关键作用,但过量的 ROS 可引发和促进炎症性疾
dative stress and inflammation through regulating Nrf2/
[12]
病 。ROS 还可和 NO 协同作用,增强氧化应激和损 NF-κB signaling pathway[J]. Eur J Med Chem,2023,
[13]
伤 。 本 研 究 结 果 表 明 ,OA 显 著 抑 制 LPS 诱 导 的
258:115602.
RAW264.7 细胞中 ROS 的积累。Nrf2 是细胞介导抗氧 [ 9 ] LIU W,YU M Y,XIE D,et al. Melatonin-stimulated
化应激反应的关键转录因子,生理条件下Nrf2与Keap1 MSC-derived exosomes improve diabetic wound healing
在细胞质中联合;应激状态下 Nrf2 被活化,Nrf2 就会从 through regulating macrophage M1 and M2 polarization
Keap1 中解离并转移到细胞核中,激活其下游 HO-1、 by targeting the PTEN/Akt pathway[J]. Stem Cell Res
NQO1等多种抗氧化因子的表达,启动抗氧化,快速清除 Ther,2020,11(1):259.
[14]
ROS,从而减轻氧化损伤 。HO-1 是一种细胞保护酶, [10] YANG F M,FAN D,YANG X Q,et al. The artemisinin
具有限速酶的作用,其受 Nrf2 调控,并催化血红素降解 analog SM934 alleviates dry eye disease in rodent models
[15]
为胆绿素、碳氧化物和铁 。本研究结果显示,OA能够 by regulating TLR4/NF-κB/NLRP3 signaling[J]. Acta
显著抑制 Keap1 蛋白表达,增加 Nrf2、HO-1 和 NQO1 蛋 Pharmacol Sin,2021,42(4):593-603.
白表达水平,并促进 Nrf2 向细胞核易位,表明 OA 能够 [11] YU H,LIN L B,ZHANG Z Q,et al. Targeting NF- κB
pathway for the therapy of diseases:mechanism and clini‐
通过激活Nrf2通路发挥抗炎、抗氧化的作用。
cal study[J]. Signal Transduct Target Ther,2020,5
综上所述,OA能够抑制LPS诱导的RAW264.7细胞
炎症,其作用机制可能与抑制 NF-κB 通路、激活 Nrf2 通 (1):209.
[12] HAN X X,JU L,SAENGOW C,et al. Nano oxygen
路、减少ROS和炎症因子的过度释放有关。
chamber by cascade reaction for hypoxia mitigation and
参考文献 reactive oxygen species scavenging in wound healing[J].
[ 1 ] ZHEN D,XUAN T Q,HU B Q,et al. Pteryxin attenuates Bioact Mater,2024,35:67-81.
LPS-induced inflammatory responses and inhibits NLRP3 [13] HOORELBEKE D,DECROCK E,SMET M D,et al.
inflammasome activation in RAW264.7 cells[J]. J Ethno‐ Cx43 channels and signaling via IP3/Ca ,ATP,and ROS/
2+
pharmacol,2022,284:114753. NO propagate radiation-induced DNA damage to non-
[ 2 ] JAYAKUMAR T,HUANG C J,YEN T L,et al. Activa‐ irradiated brain microvascular endothelial cells[J]. Cell
tion of Nrf2 by esculetin mitigates inflammatory responses Death Dis,2020,11(3):194.
through suppression of NF- κB signaling cascade in [14] LI Y,FENG Y F,LIU X T,et al. Songorine promotes
RAW264.7 cells[J]. Molecules,2022,27(16):5143. cardiac mitochondrial biogenesis via Nrf2 induction during
[ 3 ] IDE J,SHOAIBI A,WAGNER K,et al. Patterns of comor‐ sepsis[J]. Redox Biol,2021,38:101771.
bidities and prescribing and dispensing of non-steroidal [15] SAHA S,BUTTARI B,PANIERI E,et al. An overview of
anti-inflammatory drugs(NSAIDs)among patients with Nrf2 signaling pathway and its role in inflammation[J].
osteoarthritis in the USA:real-world study[J]. Drugs Molecules,2020,25(22):5474.
Aging,2024,41(4):357-366. (收稿日期:2024-01-10 修回日期:2024-04-25)
[ 4 ] ALKANDARI F M,MOHAMED H S,AHMED S A,et (编辑:邹丽娟)
· 1214 · China Pharmacy 2024 Vol. 35 No. 10 中国药房 2024年第35卷第10期