نتایج جستجو برای: hepatitis c virus core

تعداد نتایج: 1627672  

Journal: :Archives of disease in childhood 1995
M Pastore M Willems C Cornu J P Buts R Reding J de Ville de Goyet J Rahier J B Otte S H Yap E M Sokal

Paediatric orthotopic liver transplant recipients may develop chronic hepatitis after surgery. To investigate the role of hepatitis C virus in this pathology a cohort of 249 paediatric orthotopic liver transplant recipients was studied. Sixteen children (6.4%) were found to have chronic hepatitis C virus hepatitis after orthotopic liver transplantation. All but one of them had serum transaminas...

Alireza Ghazimorad, Majid Bouzari, Mohammad Taghi Kardi,

Background: Recently, some new viruses have been identified for their association with hepatitis which Torque Teno Mini Virus being among them. The aim of this study was to determine the frequency of Torque Teno Mini Virus in healthy individuals and hepatitis B and C patients in Isfahan, Iran. Materials and Methods: One hundred serum samples of healthy individuals from Isfahan Blood Transfusi...

ژورنال: Medical Laboratory Journal 2016
Javid , Naeme, Moradi , Abdolvahab, Salarneia , Farzane, Bazori , Masoud , Khodabakhshi , Behnaz , Tabarraei , Alijan , Vakili , Mohammad Ali , Zhand , Sare ,

Abstract       Background and objective: Hepatitis B virus (HBV) is a DNA virus with high tendency toward hepatic tissue. There are currently about 3 million HBV-infected people and 350 to 400 million chronic carriers of this virus in the world. X protein plays a role in the over-expression of oncogenes, carcinogenicity of liver cells and overlaps with the basal co...

2017
Cecilia Fernández-Ponce Maria C. Durán-Ruiz Isaac Narbona-Sánchez Juan P. Muñoz-Miranda Mikel M. Arbulo-Echevarria Antonio Serna-Sanz Christian Baumann Rocío Litrán Enrique Aguado Wilhelm Bloch Francisco García-Cozar

Hepatitis C virus core protein is a highly basic viral protein that multimerizes with itself to form the viral capsid. When expressed in CD4+ T lymphocytes, it can induce modifications in several essential cellular and biological networks. To shed light on the mechanisms underlying the alterations caused by the viral protein, we have analyzed HCV-core subcellular localization and its associatio...

Background: Although regular frequent blood transfusion improves overall survival of multi-transfused patients like β-thalassemic ones, it carries a definite risk of infection with blood-borne viruses such as viral hepatitis. This study was done to determine seropositivity of hepatitis B virus (HBV), hepatitis C virus (HCV), and Human Immunedeficiency Virus (HIV) infections among β-th...

Journal: :iranian biomedical journal 0
محمد عزیزی mohammad azizi alexis musacchio ornaldo pardo nelvis figueroa verena muzio

dna coding for the core antigen from hepatitis b virus (hbcag) was amplified, cloned and propagated in e. coli. the core protein was expressed in e. coli and the product was readily detected by western blot. this protein can be used as a diagnostic material in serum screening tests. to increase the level of expression of this antigen in bacteria, two plasmids were constructed in which the gene ...

Journal: :hepatitis monthly 0
danesh kadjbaf baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran; school of medicine, tehran university of medical sciences (tums), tehran, ir iran maryam keshvari blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran seyed moayed alavian baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran; middle east liver disease (meld) center, tehran, ir iran ali pouryasin armin pathobiology laboratory, tehran, ir iran; department of biology, arsanjan branch, islamic azad university, arsanjan, ir iran bita behnava baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran; middle east liver disease (meld) center, tehran, ir iran shima salimi baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran; middle east liver disease (meld) center, tehran, ir iran

conclusions there is an as yet unexplained association between hcv and host parameters with unknown mechanisms in patients with chronic hcv infection. the assessments of core aa 70 substitution and polymorphisms near the ifnl3 gene could offer promising steps to improve the management of patients with hcv. background molecular studies have demonstrated that the hepatitis c virus (hcv) genotype ...

Journal: :MEDICC review 2011
Bello Marité María Caridad Montalvo Licel de Los Ángeles Rodríguez Susel Sariego Denis Verdasquera Marguerite Vincent Aidonis Gutiérrez Meilin Sánchez

INTRODUCTION Co-infections between hepatitis B and HIV viruses are frequent due to their similar epidemiological characteristics. Worldwide, hepatitis B infection is one of the main causes of hepatocellular carcinoma and cirrhosis. In Cuba as elsewhere, prevalences of hepatitis B and hepatitis C viral infections are higher in persons with HIV. These hepatitis viruses act as opportunistic infect...

Journal: :vaccine research 0
sm mirnurollahi department of biology, science and research branch, islamic azad university, tehran, iran. sh irani department of biology, science and research branch, islamic azad university, tehran, iran. n davoudi department of biotechnology, pasteur institute of iran, tehran, iran. a bolhassani department of hepatitis and aids, pasteur institute of iran, tehran, iran

introduction: hepatitis c virus (hcv) infection is a major public health problem which influences about 170 million people worldwide. different types of vaccines have been designed using hcv structural proteins to control the viral infection. the core nucleocapsid protein is one of the most conserved proteins and a desirable target for hcv vaccines, especially the protein-based vaccines. in cur...

Journal: :archives of clinical infectious diseases 0
helia azimi infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, faculty of biological sciences, shahid beheshti university, tehran, ir iran maryam vaezjalali infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, school of medicine, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, school of medicine, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2123872556, fax: +98-2122439972

conclusions hepatitis b core antibody immunoglobulin m positivity is different in healthy blood donors of different countries according to the prevalence of chronic hepatitis b and its vaccination. based on the current study findings, all positive samples of hepatitis b core antibody in iranian blood banks should be considered as candidates for occult hepatitis b not just the window period infe...

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