Page 21 - 南京医科大学学报自然科学版
P. 21
第42卷第11期 孙立富,季宇萌,王旭枫,等. 邻苯二甲酸二(2⁃乙基己基)酯通过抑制PI3K/AKT信号通路损害人
2022年11月 冠状动脉内皮细胞的功能[J]. 南京医科大学学报(自然科学版),2022,42(11):1507-1514 ·1513 ·
A DEHP(μmol/L) [参考文献]
DMSO 128 256 384 512
p⁃PI3K 85 kDa [1] ROWDHWAL S S S,CHEN J. Toxic effects of Di⁃2⁃ethyl⁃
hexyl phthalate:an overview[J]. Biomed Res Int,2018,
PI3K 85 kDa
2018:1750368
p⁃AKT 60 kDa [2] ARUKWE A,IBOR O R,ADEOGUN A O. Biphasic mod⁃
ulation of neuro ⁃ and interrenal steroidogenesis in juve⁃
AKT 56 kDa
nile African sharptooth catfish(Clarias gariepinus)ex⁃
GAPDH 36 kDa posed to waterborne di⁃(2⁃ethylhexyl)phthalate[J]. Gen
B Comp Endocrinol,2017,254:22-37
1.5 DMSO
DEHP 128 μmol/L [3] AMARA I,TIMOUMI R,ANNABI E,et al. Di(2⁃ethyl⁃
DEHP 256 μmol/L
蛋白相对表达量 1.0 * ** 一一一一 * *** *** 一一一一 mice[J]. Environ Sci Pollut Res Int,2019,26(8):7540-
hexyl)phthalate induces cardiac disorders in BALB/c
DEHP 384 μmol/L
一一一一
DEHP 512 μmol/L
**
7549
0.5
一一一一
一一一一 一一一一 [4] INOUE K,HIGUCHI T,OKADA F,et al. The validation
of column ⁃ switching LC/MS as a high ⁃ throughput ap⁃
一一一一
0 一一一一 一一一一 proach for direct analysis of di(2⁃ethylhexyl)phthalate re⁃
一一一一
p⁃PI3K/PI3K p⁃AKT/AKT 一一一一
A:HCAEC 暴露于不同浓度 DEHP(128、256、384、512 μmol/L) leased from PVC medical devices in intravenous solution
[J]. J Pharm Biomed Anal,2003,31(6):1145-1152
后,PI3K/AKT 信号通路关键蛋白 Western⁃blot 结果;B:PI3K/AKT 信
[5] JAIMES R,MCCULLOUGH D,SIEGEL B,et al. Plasticiz⁃
**
*
号通路关键蛋白磷酸化水平对比。与DMSO组比较,P < 0.05,P <
0.01, P < 0.001(n=3)。 er interaction with the heart:chemicals used in plastic
***
图4 DEHP对PI3K/AKT信号通路的影响 medical devices can interfere with cardiac electrophysiol⁃
Figure 4 Effects of DEHP on PI3K/AKT signaling pathway ogy[J]. Circ Arrhythm Electrophysiol,2019,12(7):
e007294
0.05)。 此 结 果 与 流 式 细 胞 实 验 相 符 ,与 对 照 [6] HILLMAN L S,GOODWIN S L,SHERMAN W R. Identi⁃
(DMSO)组相比,实验组细胞凋亡比例上升,差异有 fication and measurement of plasticizer in neonatal tis⁃
统计学意义(P<0.05)。DEHP 对 HCAEC 凋亡的诱 sues after umbilical catheters and blood products[J]. N
导作用,恰恰反映其毒性的可调控性,从细胞凋亡 Engl J Med,1975,292(8):381-386
角度,PI3K/AKT 参与DEHP 诱导的HCAEC 凋亡,提 [7] 高熠洲,陆小虎,徐骁晗,等. 全动脉化与单根动脉冠状
动脉搭桥围手术期疗效对比研究[J]. 南京医科大学学
示其可能作为将来治疗研究的一个切入点。
报(自然科学版),2021,41(6):885-888
本研究表明,以临床患者可能接触的 DEHP 剂
[8] ERDOGDU O,NATHANSON D,SJÖHOLM A,et al. Ex⁃
量作用于 HCEAC,可以通过抑制 PI3K/AKT 信号通
endin⁃4 stimulates proliferation of human coronary artery
路诱导其凋亡,抑制其增殖、成管能力(图 5),这将 endothelial cells through eNOS⁃,PKA⁃ and PI3K/Akt⁃de⁃
为寻求临床 DEHP 暴露致 HCAEC 损伤的治疗方法 pendent pathways and requires GLP⁃1 receptor[J]. Mol
提供理论基础。 Cell Endocrinol,2010,325(1⁃2):26-35
[9] BHASIN M,YUAN L,KESKIN D B,et al. Bioinformatic
DEHP
上调
下调 identification and characterization of human endothelial
PI3K
cell⁃restricted genes[J]. BMC Genomics,2010,11:342
AKT HCAEC [10] RASK⁃MADSEN C,KING G L. Mechanisms of Disease:
endothelial dysfunction in insulin resistance and diabetes
增殖 凋亡 [J]. Nat Clin Pract Endocrinol Metab,2007,3(1):46-56
成管能力
[11] ELMORE S. Apoptosis:a review of programmed cell death
[J]. Toxicol Pathol,2007,35(4):495-516
图5 DEHP通过抑制PI3K/AKT信号通路抑制HCAEC增 [12] AMPEM P T,SMEDLUND K,VAZQUEZ G. Pharmaco⁃
殖、成管能力,诱导其凋亡 logical evidence for a role of the transient receptor poten⁃
Figure 5 DEHP inhibits the proliferation and tube forma⁃ tial canonical 3(TRPC3)channel in endoplasmic reticu⁃
tion,induces apoptosis of HCAEC by inhibiting lum stress⁃induced apoptosis of human coronary artery en⁃
PI3K/AKT signaling pathway dothelial cells[J]. Vascul Pharmacol,2016,76:42-52