نتایج جستجو برای: cmv

تعداد نتایج: 8052  

2017
Edward Krajicek Raina Shivashankar Stephanie Hansel

Cytomegalovirus (CMV) infection of the gastrointestinal tract has a variety of presentations. We present a case of gastric perforation, which is a relatively infrequent presentation of CMV infection. If the cause of gastric perforation is not readily apparent, testing for CMV should be considered. If CMV workup is positive, an evaluation for immunocompromise is prudent as CMV infections are mor...

2017
Nicolle H. R. Litjens Ling Huang Burç Dedeoglu Ruud W. J. Meijers Jaap Kwekkeboom Michiel G. H. Betjes

The absence of anti-cytomegalovirus (CMV) immunoglobulin G (IgG) is used to classify pretransplant patients as naïve for CMV infection (CMVneg patients). This study assessed whether pretransplant CMV-specific T-cell immunity exists in CMVneg patients and whether it protects against CMV infection after kidney transplantation. The results show that CMV-specific CD137+IFNγ+CD4+ and CD137+IFNγ+CD8+...

Journal: :Journal of clinical microbiology 2000
L Schaade P Kockelkorn K Ritter M Kleines

Detection of human cytomegalovirus (CMV) DNA in clinical specimens is considered a cornerstone in the diagnosis of CMV disease. The aim of this study was to evaluate a newly designed LightCycler-based quantitative CMV PCR. Specimens of human origin (n = 200) were tested using the LightCycler PCR, the quantitative COBAS AMPLICOR CMV MONITOR (CACM) assay, and a qualitative in-house PCR assay for ...

2014
Mi-Kyeong Kim Rae-Dong Jeong Hae-Ryun Kwak Su-Heon Lee Jeong-Soo Kim Kook-Hyung Kim Byeongjin Cha Hong-Soo Choi

A viral disease causing severe mosaic, necrotic, and yellow symptoms on Vigna angularis var. nipponensis was prevalent around Suwon area in Korea. The causal virus was characterized as Cucumber mosaic virus (CMV) on the basis of biological and nucleotide sequence properties of RNAs 1, 2 and 3 and named as CMV-wVa. CMV-wVa isolate caused mosaic symptoms on indicator plants, Nicotiana tabacum cv....

Journal: :PLoS ONE 2008
Thomas Widmann Urban Sester Barbara C. Gärtner Jörg Schubert Michael Pfreundschuh Hans Köhler Martina Sester

Cytomegalovirus (CMV) infection is the most frequent viral complication in patients after allogeneic stem cell transplantation. As CMV replication is tightly controlled by the cellular arm of specific immunity, the kinetics of CMV-specific T cells in association with individual reactivation episodes were prospectively analyzed in 40 allogeneic transplant recipients in a routine clinical setting...

2018
Dimitrios Chanouzas Alexander Small Richard Borrows Simon Ball

BACKGROUND The measurement of CMV specific cellular immunity in organ transplant recipients could contribute additional acuity to serology based, CMV infection risk stratification, facilitating optimisation of immunosuppression and anti-viral prophylaxis. METHODS A pilot study of renal transplant recipient (RTR's) responses in the T-SPOT.CMV ELISPOT based assay. 108 RTR's were recruited 3 mon...

Journal: :Blood 1997
P Reusser R Attenhofer H Hebart C Helg B Chapuis H Einsele

The cytomegalovirus (CMV)-specific CD8+ cytotoxic T-lymphocyte (CTL) and CD4+ T-helper cell (Th) functions were characterized in 15 CMV seropositive recipients of autologous peripheral blood stem cell or bone marrow transplants. These immune functions were evaluated in peripheral blood specimens obtained before and at 1, 2, and 3 months after transplant. For study of CTL activity, blood mononuc...

Journal: :Transfusion medicine reviews 2011
Cassandra D Josephson Marta-Inés Castillejo Angela M Caliendo Edmund K Waller James Zimring Kirk A Easley Michael Kutner Christopher D Hillyer John D Roback

The transfusion-transmitted cytomegalovirus (TT-CMV) can cause serious morbidity and mortality in low-birth weight infants (LBWIs). Transfusion-transmitted cytomegalovirus can be minimized in LBWIs born to cytomegalovirus (CMV)-seronegative mothers with the use of CMV-seronegative blood components. Despite evidence that has independently shown that either leukoreduction or the use of CMV-serone...

2017
Hwa Young Lee Chin Kook Rhee Joon Young Choi Hea Yon Lee Jong Wook Lee Dong Gun Lee

BACKGROUND The incidence of cytomegalovirus (CMV) pneumonia is increasing in patients diagnosed with hematologic malignancies. The utility of CMV-DNA viral load measurement has not been standardized, and viral cut-off values have not been established. This study was designed to investigate the utility of CMV quantitative real-time PCR (qRT-PCR) using bronchial washing fluid. METHODS We retros...

Journal: :Journal of medical virology 2011
Dayana Bravo María A Clari Gerardo Aguilar Javier Belda Estela Giménez José A Carbonell Liliana Henao David Navarro

The identification of non-immunosuppressed critically ill patients most at risk for developing cytomegalovirus (CMV) reactivation is potentially of great clinical relevance. The current study was aimed at determining (i) whether single nucleotide polymorphisms in the genes coding for chemokine receptor 5 (CCR5), interleukin-10 IL-10), and monocyte chemoattractant protein-1 (MCP-1) have an impac...

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