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缺氧诱导因子-1α和BCL-2/腺病毒E1B19 kDa相关蛋白3在中耳胆脂瘤表达及意义 被引量:1
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作者 岑瑞祥 赵凯 +4 位作者 万浪 彭聪 曹炜 刘原宙 龚国清 《中国耳鼻咽喉头颈外科》 CSCD 2019年第11期621-623,共3页
目的探讨缺氧诱导因子-1α(hypoxia inducible factor-1,HIF-1α)和BCL-2/腺病毒E1B19KDa相关蛋白3(Bcl2/adenovirus E1B 19 kD interacting protein 3,BNIP3)在中耳胆脂瘤中的表达及胆脂瘤上皮的凋亡情况。方法采用免疫组织化学方法检... 目的探讨缺氧诱导因子-1α(hypoxia inducible factor-1,HIF-1α)和BCL-2/腺病毒E1B19KDa相关蛋白3(Bcl2/adenovirus E1B 19 kD interacting protein 3,BNIP3)在中耳胆脂瘤中的表达及胆脂瘤上皮的凋亡情况。方法采用免疫组织化学方法检测30例中耳胆脂瘤标本与18例外耳道皮肤标本中HIF-1α和BNIP3蛋白的表达情况,使用末端脱氧核苷酸转移酶介导的dUTP缺口末端标记(terminal deoxynucleotidyl transferase-mediated dUTP nick-end-labeling,Tunel)检测20例中耳胆脂瘤标本和18例外耳道皮肤标本的凋亡情况。使用Pearson相关分析检验HIF-1α和BNIP3蛋白之间的相关性。结果 HIF-1α在胆脂瘤组和对照组的平均光密度分别为0.16±0.07和0.08±0.03,两组比较差异有统计学意义(t=4.279,P<0.01);BNIP3在胆脂瘤组和对照组的平均光密度分别为0.16±0.08和0.11±0.06,两组比较差异有统计学意义(t=2.463,P=0.0185);经pearson相关分析,在胆脂瘤上皮中,HIF-1α和BNIP3之间呈正相关(r=0.418,P=0.003);Tunel染色中,凋亡指数在胆脂瘤组和对照组分别为(52.8±12.5)%和(9.99±2.97)%,两组比较差异有统计学意义(t=14.166,P<0.01)。结论 HIF-1α和BNIP3在中耳胆脂瘤中的异常表达可能与胆脂瘤的高凋亡特性有关。 展开更多
关键词 胆脂瘤 中耳(Cholesteatoma Middle Ear) 对比研究(Comparative Study) 细胞凋亡(Apoptosis) 缺氧诱导因子-1α(hypoxia-inducible factor-1α) BCL-2/腺病毒e1b19 kDa相关蛋白3(Bcl2/adenovirus e1b 19 kD interacting protein 3)
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Role of Mitophagy in Myocardial Ischemia/Reperfusion Injury and Chinese Medicine Treatment 被引量:7
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作者 XIA Jun-yan CHEN Cong +4 位作者 LIN Qian CUI Jie WAN Jie LI Yan LI Dong 《Chinese Journal of Integrative Medicine》 SCIE CAS CSCD 2023年第1期81-88,共8页
Mitophagy is one of the important targets for the prevention and treatment of myocardial ischemia/reperfusion injury(MIRI).Moderate mitophagy can remove damaged mitochondria,inhibit excessive reactive oxygen species a... Mitophagy is one of the important targets for the prevention and treatment of myocardial ischemia/reperfusion injury(MIRI).Moderate mitophagy can remove damaged mitochondria,inhibit excessive reactive oxygen species accumulation,and protect mitochondria from damage.However,excessive enhancement of mitophagy greatly reduces adenosine triphosphate production and energy supply for cell survival,and aggravates cell death.How dysfunctional mitochondria are selectively recognized and engulfed is related to the interaction of adaptors on the mitochondrial membrane,which mainly include phosphatase and tensin homolog deleted on chromosome ten(PTEN)-induced kinase 1/Parkin,hypoxia-inducible factor-1α/Bcl-2 and adenovirus e1b19k Da interacting protein 3,FUN-14 domain containing protein 1 receptor-mediated mitophagy pathway and so on.In this review,the authors briefly summarize the main pathways currently studied on mitophagy and the relationship between mitophagy and MIRI,and incorporate and analyze research data on prevention and treatment of MIRI with Chinese medicine,thereby provide relevant theoretical basis and treatment ideas for clinical prevention of MIRI. 展开更多
关键词 MITOPHAGY myocardial ischemia/reperfusion injury PTEN-induced kinase 1/Parkin hypoxia-inducible factor-1α/Bcl-2 and adenovirus e1b19k Da interacting protein 3 FUN-14 domain containing protein 1 Chinese medicine
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