目的 探究脑出血患者脑组织中Nod样受体蛋白-3 (NLRP3)、NIMA相关蛋白激酶7 (NEK7)表达水平与疾病严重程度的相关性。方法 前瞻性选取2017年1月至2020年12月郑州颐和医院诊治的80例脑出血患者进行研究,取皮层造瘘通道靠近血肿0.5 cm处...目的 探究脑出血患者脑组织中Nod样受体蛋白-3 (NLRP3)、NIMA相关蛋白激酶7 (NEK7)表达水平与疾病严重程度的相关性。方法 前瞻性选取2017年1月至2020年12月郑州颐和医院诊治的80例脑出血患者进行研究,取皮层造瘘通道靠近血肿0.5 cm处的脑组织为靠近组,另取远离血肿位置的脑组织为远离组。依据脑出血患者出血量将其分为少量组(出血量<15 mL) 29例、中量组(出血量15~30 m L) 27例和大量组(出血量>30 mL)24例;按美国国立卫生研究院卒中量表(NIHSS)评分将患者分为轻型组(1~4分) 30例、中型组(5~15分) 27例和重型组(>15分) 23例。采用实时荧光定量PCR (qRT-PCR)法测定各组脑组织中NEK7 m RNA、NLRP3 m RNA表达水平;采用Pearson法分析脑出血患者血肿0.5 cm处脑组织中NEK7 m RNA表达水平与NLRP3 m RNA表达水平的相关性;比较不同出血量、不同严重程度的脑出血患者距离血肿0.5 cm处脑组织中NEK7 m RNA、NLRP3 m RNA表达水平。结果 靠近组患者脑组织中NEK7 m RNA、NLRP3 m RNA表达水平分别为1.72±0.58、1.69±0.57,明显高于远离组的1.03±0.34、1.01±0.33,差异均有统计学意义(P<0.05);脑出血患者血肿0.5 cm处脑组织中NEK7 m RNA表达水平与NLRP3 mRNA表达水平呈正相关(r=0.563,P<0.05);脑出血患者距离血肿0.5 cm处脑组织中NEK7m RNA、NLRP3 m RNA表达水平随着出血量的增加而升高,差异均有统计学意义(P<0.05);脑出血患者距离血肿0.5 cm处脑组织中NEK7 mRNA、NLRP3 m RNA表达水平随着NIHSS评分的增加而升高,差异均有统计学意义(P<0.05)。结论 脑出血患者距离血肿0.5 cm处脑组织中NEK7、NLRP3表达水平明显升高,两者均与出血量和疾病严重程度显著相关,检测距离血肿0.5 cm处脑组织NEK7、NLRP3有利于判断脑出血严重程度及出血情况。展开更多
BACKGROUND: Recent studies have shown the clinical significance of epidermal growth factor-like domain 7(EGFL7)in a variety of cancers. However, the relationship between EGFL7 and the prognosis of pancreatic cancer...BACKGROUND: Recent studies have shown the clinical significance of epidermal growth factor-like domain 7(EGFL7)in a variety of cancers. However, the relationship between EGFL7 and the prognosis of pancreatic cancer(PC) remains unclear. The present study was undertaken to investigate the role of EGFL7 in the prognosis of PC.METHODS: The expression of EGFL7 in nine PC cell lines was first determined by Western blotting analysis. Tissue microarray-based immunohistochemical staining was performed in paired formalin-fixed paraffin-embedded tumor and non-tumor samples from 83 patients with PC. Finally,correlations between EGFL7 expression and clinicopathological variables as well as overall survival were evaluated.RESULTS: EGFL7 was widely expressed in all PC cell lines tested.EGFL7 expression in tumor tissues was significantly higher than that in non-tumor tissues(P0.040). In addition, univariate analysis revealed that high EGFL7 expression in tumor tissues was significantly associated with poor overall survival,accompanied by several conventional clinicopathological variables, such as gender, histological grade and lymph node metastasis. In a multivariate Cox regression test, EGFL7 expression was identified as an independent marker for longterm outcome of PC.CONCLUSION: Our data showed that EGFL7 is extensively expressed in PC and that EGFL7 is associated with poor prognosis.展开更多
Pancreatic cancer is one of the deadliest cancers with a very poor prognosis. Recently, there has been a significant increase in research directed towards identifying potential biomarkers that can be used to diagnose ...Pancreatic cancer is one of the deadliest cancers with a very poor prognosis. Recently, there has been a significant increase in research directed towards identifying potential biomarkers that can be used to diagnose and provide prognostic information for pancreatic cancer. These markers can be used clinically to optimize and personalize therapy for individual patients. In this review, we focused on 3 biomarkers involved in the DNA damage response pathway and the necroptosis pathway: Chromodomainhelicase-DNA binding protein 5, chromodomain-helicaseDNA binding protein 7, and mixed lineage kinase domain-like protein. The aim of this article is to review present literature provided for these biomarkers and current studies in which their effectiveness as prognostic biomarkers are analyzed in order to determine their future use as biomarkers in clinical medicine. Based on the data presented, these biomarkers warrant further investigation,and should be validated in future studies.展开更多
文摘目的 探究脑出血患者脑组织中Nod样受体蛋白-3 (NLRP3)、NIMA相关蛋白激酶7 (NEK7)表达水平与疾病严重程度的相关性。方法 前瞻性选取2017年1月至2020年12月郑州颐和医院诊治的80例脑出血患者进行研究,取皮层造瘘通道靠近血肿0.5 cm处的脑组织为靠近组,另取远离血肿位置的脑组织为远离组。依据脑出血患者出血量将其分为少量组(出血量<15 mL) 29例、中量组(出血量15~30 m L) 27例和大量组(出血量>30 mL)24例;按美国国立卫生研究院卒中量表(NIHSS)评分将患者分为轻型组(1~4分) 30例、中型组(5~15分) 27例和重型组(>15分) 23例。采用实时荧光定量PCR (qRT-PCR)法测定各组脑组织中NEK7 m RNA、NLRP3 m RNA表达水平;采用Pearson法分析脑出血患者血肿0.5 cm处脑组织中NEK7 m RNA表达水平与NLRP3 m RNA表达水平的相关性;比较不同出血量、不同严重程度的脑出血患者距离血肿0.5 cm处脑组织中NEK7 m RNA、NLRP3 m RNA表达水平。结果 靠近组患者脑组织中NEK7 m RNA、NLRP3 m RNA表达水平分别为1.72±0.58、1.69±0.57,明显高于远离组的1.03±0.34、1.01±0.33,差异均有统计学意义(P<0.05);脑出血患者血肿0.5 cm处脑组织中NEK7 m RNA表达水平与NLRP3 mRNA表达水平呈正相关(r=0.563,P<0.05);脑出血患者距离血肿0.5 cm处脑组织中NEK7m RNA、NLRP3 m RNA表达水平随着出血量的增加而升高,差异均有统计学意义(P<0.05);脑出血患者距离血肿0.5 cm处脑组织中NEK7 mRNA、NLRP3 m RNA表达水平随着NIHSS评分的增加而升高,差异均有统计学意义(P<0.05)。结论 脑出血患者距离血肿0.5 cm处脑组织中NEK7、NLRP3表达水平明显升高,两者均与出血量和疾病严重程度显著相关,检测距离血肿0.5 cm处脑组织NEK7、NLRP3有利于判断脑出血严重程度及出血情况。
基金supported by a grant from the Research Special Fund for Public Welfare Industry of Health(201202007)
文摘BACKGROUND: Recent studies have shown the clinical significance of epidermal growth factor-like domain 7(EGFL7)in a variety of cancers. However, the relationship between EGFL7 and the prognosis of pancreatic cancer(PC) remains unclear. The present study was undertaken to investigate the role of EGFL7 in the prognosis of PC.METHODS: The expression of EGFL7 in nine PC cell lines was first determined by Western blotting analysis. Tissue microarray-based immunohistochemical staining was performed in paired formalin-fixed paraffin-embedded tumor and non-tumor samples from 83 patients with PC. Finally,correlations between EGFL7 expression and clinicopathological variables as well as overall survival were evaluated.RESULTS: EGFL7 was widely expressed in all PC cell lines tested.EGFL7 expression in tumor tissues was significantly higher than that in non-tumor tissues(P0.040). In addition, univariate analysis revealed that high EGFL7 expression in tumor tissues was significantly associated with poor overall survival,accompanied by several conventional clinicopathological variables, such as gender, histological grade and lymph node metastasis. In a multivariate Cox regression test, EGFL7 expression was identified as an independent marker for longterm outcome of PC.CONCLUSION: Our data showed that EGFL7 is extensively expressed in PC and that EGFL7 is associated with poor prognosis.
基金Supported by The National Center for Advancing Translational Sciences of the National Institutes of Health under award numbers ULl TR000454 previously awarded to Dr.Colbert and Dr.Fisher and TLlT R000456 to Dr.ColbertPancreatic Cancer Action Network(Pan-CAN)&sol American Association for Cancer Research(AACR)award 16982+1 种基金Department of Defense(DOD)/Peer Reviewed Cancer Research Program(PRCRP)award CA110535Georgia Cancer Coalition award 11072,all to Dr.Yu
文摘Pancreatic cancer is one of the deadliest cancers with a very poor prognosis. Recently, there has been a significant increase in research directed towards identifying potential biomarkers that can be used to diagnose and provide prognostic information for pancreatic cancer. These markers can be used clinically to optimize and personalize therapy for individual patients. In this review, we focused on 3 biomarkers involved in the DNA damage response pathway and the necroptosis pathway: Chromodomainhelicase-DNA binding protein 5, chromodomain-helicaseDNA binding protein 7, and mixed lineage kinase domain-like protein. The aim of this article is to review present literature provided for these biomarkers and current studies in which their effectiveness as prognostic biomarkers are analyzed in order to determine their future use as biomarkers in clinical medicine. Based on the data presented, these biomarkers warrant further investigation,and should be validated in future studies.