The goal of our study was to raise tumor-suppressing monoclonal antibodies (mAbs) against colonic carcinoma. Here, we described the generation and intensive characterization of
The tumor associated glycoprotein epitope defined by the monoclonal antibody B72.3, sialyl-Tn (sTn), was highly expressed on most human adenocarcinomas but
BACKGROUND The high mortality rate of hepatocellular carcinoma(HCC)in Egypt is due mainly to the increasing prevalence of hepatitis C virus infection(HCV)and late diagnosis of the carcinoma.MicroRNAs(miRNA),which regu...BACKGROUND The high mortality rate of hepatocellular carcinoma(HCC)in Egypt is due mainly to the increasing prevalence of hepatitis C virus infection(HCV)and late diagnosis of the carcinoma.MicroRNAs(miRNA),which regulate tumor proliferation and metastasis in HCC,may serve as a useful diagnostic approach for the early detection of HCC,thus decreasing its mortality.Meanwhile,endocan is a protein with angiogenic and inflammatory properties that are associated with tumor progression and poor outcomes.AIM To analyze the levels of miRNA 9-3p and endocan in HCV-infected HCC patients and correlate them with clinicopathological parameters.METHODS We compared levels of endocan and circulating miRNA 9-3p from 35 HCVrelated HCC patients to 33 patients with HCV-induced chronic liver disease and 32 age and gender matched healthy controls recruited from inpatient and outpatient clinics of the National Liver Institute,Menoufia University,Egypt in the period from January to March 2021 in a case-control study.Serum samples from all groups were analyzed for HCV.Endocan was measured by enzymelinked immunosorbent assays,and the expression levels of circulating miRNA 9-3p were measured by real-time quantitative reverse transcriptase PCR.RESULTS The levels of circulating miRNA 9-3p were significantly lower in the HCC group compared to the chronic liver disease(P<0.001)and control(P<0.001)groups,while levels in the chronic liver disease were significantly lower than those in the control group(P<0.001).The levels of serum endocan were significantly higher in the HCC group compared to the chronic liver disease(P<0.001)and control(P<0.001)groups.Moreover miRNA 9-3p and endocan performed better thanα-fetoprotein in discriminating HCC patients from cirrhosis and healthy patients.The levels of miRNA 9-3p were significantly inversely correlated to vascular invasion(P=0.002),stage of advancement of Barcelona Clinical Liver Cancer(P<0.001)and the metastatic site(P<0.001)of the HCC group.CONCLUSION Circulating miRNA 9-3p and endocan can be used as novel biomarkers for the early diagnosis of HCV-related HCC.展开更多
文摘The goal of our study was to raise tumor-suppressing monoclonal antibodies (mAbs) against colonic carcinoma. Here, we described the generation and intensive characterization of
基金supported by grants from The National Science and Technology Major Project(2012ZX10002009-016)National Basic Research Program of China(2009CB521704,2011CB915502)The National Natural Science Foundation of China(91029732)~~
文摘The tumor associated glycoprotein epitope defined by the monoclonal antibody B72.3, sialyl-Tn (sTn), was highly expressed on most human adenocarcinomas but
文摘BACKGROUND The high mortality rate of hepatocellular carcinoma(HCC)in Egypt is due mainly to the increasing prevalence of hepatitis C virus infection(HCV)and late diagnosis of the carcinoma.MicroRNAs(miRNA),which regulate tumor proliferation and metastasis in HCC,may serve as a useful diagnostic approach for the early detection of HCC,thus decreasing its mortality.Meanwhile,endocan is a protein with angiogenic and inflammatory properties that are associated with tumor progression and poor outcomes.AIM To analyze the levels of miRNA 9-3p and endocan in HCV-infected HCC patients and correlate them with clinicopathological parameters.METHODS We compared levels of endocan and circulating miRNA 9-3p from 35 HCVrelated HCC patients to 33 patients with HCV-induced chronic liver disease and 32 age and gender matched healthy controls recruited from inpatient and outpatient clinics of the National Liver Institute,Menoufia University,Egypt in the period from January to March 2021 in a case-control study.Serum samples from all groups were analyzed for HCV.Endocan was measured by enzymelinked immunosorbent assays,and the expression levels of circulating miRNA 9-3p were measured by real-time quantitative reverse transcriptase PCR.RESULTS The levels of circulating miRNA 9-3p were significantly lower in the HCC group compared to the chronic liver disease(P<0.001)and control(P<0.001)groups,while levels in the chronic liver disease were significantly lower than those in the control group(P<0.001).The levels of serum endocan were significantly higher in the HCC group compared to the chronic liver disease(P<0.001)and control(P<0.001)groups.Moreover miRNA 9-3p and endocan performed better thanα-fetoprotein in discriminating HCC patients from cirrhosis and healthy patients.The levels of miRNA 9-3p were significantly inversely correlated to vascular invasion(P=0.002),stage of advancement of Barcelona Clinical Liver Cancer(P<0.001)and the metastatic site(P<0.001)of the HCC group.CONCLUSION Circulating miRNA 9-3p and endocan can be used as novel biomarkers for the early diagnosis of HCV-related HCC.
