نتایج جستجو برای: ویروس ابشتین بار ebv

تعداد نتایج: 56206  

Journal: :Sovremennaâ Revmatologiâ 2022

Epstein-Barr virus (EBV) belongs to the family of herpesviruses (herpes type 4) and is one most common highly contagious. During pandemic a new coronavirus disease, it was found that in patients previously infected with EBV, COVID-19 can cause its reactivation, which often manifested by clinic acute hepatitis. The article presents clinical case development hepatitis patient mixed infection EBV ...

2017
Ruiyuan Zhang Michael J. Strong Melody Baddoo Zhen Lin Yu-Ping Wang Erik K. Flemington Yao-Zhong Liu

Gastric carcinoma (GC) is a leading cause of mortality. 10% of GC cases are related with EBV (Epstein-Barr virus) infection. The detailed mechanistic roles EBV genes play and especially the interaction between the viral genes and human genes in GC remain unclear. In this study, raw fastq data from 285 GC samples were downloaded from TCGA (The Cancer Genome Atlas), including 25 EBV positive (EBV...

Journal: :iranian journal of pathology 2007
issa jahanzad amir hossein sadrzadehrafie reza rafie masoud rahmanian mohammad reza hayeri

background and objective: the association of ebv with hodgkin lymphoma (hl) has been intensely investigated over the last few years. ebv is also associated with several other malignancies. on the other hand, ki67 molecule serves as a widely accepted proliferation marker. several studies were previously performed about the expression of ki67 in hd. this study tried to detect the correlation betw...

Journal: :acta medica iranica 0
alireza abdollahi department of pathology, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran. saeed shoar development association for clinical study (dacs), student scientific research center (ssrc), tehran university of medical sciences, tehran, iran. mehrnaz rasoulinejad department of infectious diseases, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran. sara sheikhbahaei department of pathology, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran.

opportunistic infections are the leading cause of hospitalization and morbidity in human immunodeficiency virus (hiv) positive patients and are the most common cause of death between them. we aimed to measure igg antibody against ebv viral capsid antigen (ebv-vca igg) to determine the seroprevalence of this infection in hiv-positive population. a case-control study between september 2011 and oc...

Journal: :international journal of hematology-oncology and stem cell research 0
sh sabri hematology-oncology and bone marrow transplantation research center, shariati hospital, tehran, iran h ghaffari hematology-oncology and bone marrow transplantation research center, shariati hospital, tehran, iran m sadeghizadeh hematology-oncology and bone marrow transplantation research center, shariati hospital, tehran, iran k alimoghaddam hematology-oncology and bone marrow transplantation research center, shariati hospital, tehran, iran a ghavamzadeh hematology-oncology and bone marrow transplantation research center, shariati hospital, tehran, iran

introduction: quantification of epstein - barr virus (ebv) in peripheral blood mononuclear cells (pbmnc) of allogenic bone marrow transplant (bmt) recipients is important because ebv-associated posttransplant lymphoproliferative disease (ptld) can occur after transplantation due to immunosup-pression therapy. methods: to this end we chose real-time pcr using taqman probe. for the standard curve...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2001
F E Alexander R F Jarrett R A Cartwright A A Armstrong D A Gokhale E Kane D Gray D J Lawrence G M Taylor

Cases of Hodgkin's disease (HD) may be distinguished by whether they do [EBV-positive ((+ve)) cases] or do not [EBV-negative ((-ve)) cases] have evidence of EBV DNA in the Reed-Sternberg cells. Only one study has attempted to distinguish epidemiological risk factors for EBV(+ve) and EBV(-ve) HD, and none have compared inherited susceptibility. The present study involves a population-based case ...

ژورنال: بیماریهای گیاهی 2019

ویروس زردی بافت مرده باقلا (Faba bean necrotic yellows virus, FBNYV) از جنس Nanovirus، عامل ایجاد خسارت شدید حبوبات در کشورهای شمال آفریقا، جنوب آسیا و اروپا به­شمار می­رود. پس از تعیین ترادف نوکلئوتیدی کامل قطعه ژنومی M تعداد 17 جدایه میزبانی و جغرافیایی این ویروس از ایران، تحلیل­های مختلف مولکولی این ویروس براساس این قطعه ژنومی مربوط به تمام جدایه‌های در دسترس ویروس مورد برر...

Abdolali Sepidkar, Farhang Hooshmand, Morteza Pourahamad, Sara Olyaee Nezhad,

Background: Among the eight known human herpes viruses, Epstein- Barr virus (EBV) is considered to be sexually transmissible. This study was conducted to evaluate the seroepidemiology of this infection in married and unmarried Iranian couples. Methods: In this comparative observational and cross-sectional study, 160 men and women were divided into married and unmarried groups. Serum IgG and ...

Journal: :Journal of virology 1998
J Komano M Sugiura K Takada

In the present study, we established an in vitro system representing the Burkitt's lymphoma (BL)-type Epstein-Barr virus (EBV) infection which is characterized by expression of EBV-determined nuclear antigen 1 (EBNA-1) and absence of EBNA-2 and latent membrane protein 1 (LMP1) expression. EBV-negative cell clones isolated from the EBV-positive BL line Akata were infected with an EBV recombinant...

Background: Breast cancer is the malignancy in humans and other mammals. Several risk factors are involved in their appearance such as higher hormone levels and obesity. Identification of a mouse mammary tumor virus supports a viral etiology for breast tumors in animals. Viruses have been implicated in the development of various cancers, but viral induction for formation breast cancer is contro...

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