Hypoxia-inducible factor(HIF)is a main heterodimeric transcription factor that regulates the cellular adaptive response to hypoxia by stimulating the transcription of a series of hypoxia-inducible genes.HIF is frequen...Hypoxia-inducible factor(HIF)is a main heterodimeric transcription factor that regulates the cellular adaptive response to hypoxia by stimulating the transcription of a series of hypoxia-inducible genes.HIF is frequently upregulated in solid tumors,and the overexpression of HIF can promote tumor progression or aggressiveness by blood vessel architecture and altering cellular metabolism.In this review,we focused on the pivotal role of HIF in tumor angiogenesis and energy metabolism.Furthermore,we also emphasized the possibility of HIF pathway as a potential therapeutic target in cancer.展开更多
The purpose of this study is to measure the expression of microRNA-4463 and microRNA-6087 between normal persons and patients with hepatocellular carcinoma(HCC),and to clarify the meaning of them in the prognosis eval...The purpose of this study is to measure the expression of microRNA-4463 and microRNA-6087 between normal persons and patients with hepatocellular carcinoma(HCC),and to clarify the meaning of them in the prognosis evaluation in HCC.Forty-five samples from healthy people and patients,who had been diagnosed with hepatocellular carcinoma before any treatment,were collected to study respectively.Real-time PCR was used to detect the expression of miRNA-4463 and miRNA-6087 in the serum of control group and hepatocellular carcinoma patients.The expression of miR-4463 in the serum of HCC patients was significantly higher than that in control group(P<0.05),and the expression level was independent of gender,tumor size,cell types,stages,alanine aminotransferase(ALT),aspartate aminotransferase(AST),total bilirubin(TBIL)and HBsAg status(P>0.05).But there was a significant difference of different level of AFP in HCC(P<0.05),and the difference between the group of AFP lower than 400 ug/l and the control group is statistically significant(P<0.05).Besides,the survival time had showed a significant difference at the high and low expression levels(P<0.05).But the expression level of miRNA-6087 was no difference in HCC and control group.The disorder of miRNA-4463 occurred in HCC,even the AFP level doesn’t rises.What’s more,patients who get the high level of miRNA-4463 seem to have a shorter survival time.And it contributes great to the prognostic evaluation.This is the first study to illustrate the potential significance of miRNA-4463 in the prognosis in HCC.展开更多
基金Grant sponsor:National Nature Science Foundation of China,Grant number:81272960Key Research Program from Science and Technology Department of Hunan Province China,Grant number:2013WK2010 and 2014SK2015+3 种基金The fund of Tianqing liver disease researchThis work was supported by National Nature Science Foundation of China(81272960)Key Research Program from Science and Technology Department of Hunan Province,China(2013WK2010 and 2014SK2015)Key Research Program from Ministry of human Resources and Social Security of the People’s Republic of China(2016)176.
文摘Hypoxia-inducible factor(HIF)is a main heterodimeric transcription factor that regulates the cellular adaptive response to hypoxia by stimulating the transcription of a series of hypoxia-inducible genes.HIF is frequently upregulated in solid tumors,and the overexpression of HIF can promote tumor progression or aggressiveness by blood vessel architecture and altering cellular metabolism.In this review,we focused on the pivotal role of HIF in tumor angiogenesis and energy metabolism.Furthermore,we also emphasized the possibility of HIF pathway as a potential therapeutic target in cancer.
基金National Nature Science Foundation of China,Grant number:81272960Key Research Program from Science and Technology Department of Hunan Province China,Grant number:2013WK2010 and 2014SK2015+1 种基金Key Research Program from Ministry of human Resources and Social Security of the People’s Republic of China,Grant number:(2016)176The fund of Tianqing liver disease research,Grant number:(TQGB20140155).
文摘The purpose of this study is to measure the expression of microRNA-4463 and microRNA-6087 between normal persons and patients with hepatocellular carcinoma(HCC),and to clarify the meaning of them in the prognosis evaluation in HCC.Forty-five samples from healthy people and patients,who had been diagnosed with hepatocellular carcinoma before any treatment,were collected to study respectively.Real-time PCR was used to detect the expression of miRNA-4463 and miRNA-6087 in the serum of control group and hepatocellular carcinoma patients.The expression of miR-4463 in the serum of HCC patients was significantly higher than that in control group(P<0.05),and the expression level was independent of gender,tumor size,cell types,stages,alanine aminotransferase(ALT),aspartate aminotransferase(AST),total bilirubin(TBIL)and HBsAg status(P>0.05).But there was a significant difference of different level of AFP in HCC(P<0.05),and the difference between the group of AFP lower than 400 ug/l and the control group is statistically significant(P<0.05).Besides,the survival time had showed a significant difference at the high and low expression levels(P<0.05).But the expression level of miRNA-6087 was no difference in HCC and control group.The disorder of miRNA-4463 occurred in HCC,even the AFP level doesn’t rises.What’s more,patients who get the high level of miRNA-4463 seem to have a shorter survival time.And it contributes great to the prognostic evaluation.This is the first study to illustrate the potential significance of miRNA-4463 in the prognosis in HCC.
