Detection of PTLD uses PCR to detect circulating EBV DNA in the blood or in situ hybridization to identify EBV DNA in tissue biopsies. EBV DNA was detected in the tissue section using both real-time PCR and in situ hybridization. We report an unusual presentation of PTLD with no detectable EBV DNA in the blood using EBER-1 and EBNA-1 PCR assays. This report suggests that the use of EBV-PCR for the early detection of PTLD in blood samples may not be 100% effective in detecting disease.
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http://dx.doi.org/10.1111/j.1399-3046.2008.00965.x | DOI Listing |
Alzheimers Dement
December 2024
University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
Background: The infectious hypothesis of Alzheimer's disease (AD) suggests that microbes may play a role in pathogenesis by triggering the pathologic cascade or contributing to disease progression. Herpesviruses, such as Epstein-Barr virus (EBV), have been of high interest in AD and related neurodegenerative diseases, in part due to their ability to establish lifelong latent infection and potentially reactivate. However, further research is needed to fully understand the role of herpesviruses in these diseases.
View Article and Find Full Text PDFEMBO Rep
January 2025
Division of Infectious Disease, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
The Epstein-Barr virus (EBV) nuclear antigen leader protein (EBNALP) is essential for the immortalization of naive B lymphocytes (NBLs). However, the mechanisms remain elusive. To understand EBNALP's role in B-cell transformation, we compare NBLs infected with wild-type EBV and an EBNALP-null mutant EBV using multi-omics techniques.
View Article and Find Full Text PDFSci Rep
December 2024
Department of Radiation Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital and Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen, 518116, Guangdong, China.
This study aimed to find a safe and effective cumulative cisplatin dose (CCD) for concurrent chemoradiotherapy (CCRT) beneficiaries among elderly nasopharyngeal carcinoma (NPC) patients. A total of 765 elderly (≥ 60 years old) NPC patients treated with cisplatin-based CCRT and IMRT-alone from 2007 to 2018 were included in this study. RPA-generated risk stratification was used to identify CCRT beneficiaries.
View Article and Find Full Text PDFAnn Hematol
December 2024
Department of Medical Oncology, State Key Laboratory of Oncology in Southern China, Collaborative Innovation Center of Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, Guangdong, China.
Although different types of prognostic indices have been applied in extranodal NK-/T-cell lymphoma (ENKTL), they are based mainly on clinical characteristics before treatment. Moreover, these methods lack early assessment and tumor metabolic parameters. It remains unclear whether changes in the plasma Epstein-Barr virus DNA (EBVDNA) status and SUVmax after two cycles of chemotherapy may predict disease prognosis.
View Article and Find Full Text PDFbioRxiv
December 2024
Duke University School of Medicine, Department of Molecular Genetics and Microbiology, Duke Center for Virology, Durham, NC, USA.
Herpesviruses, including the oncogenic Epstein-Barr Virus (EBV), must bypass host DNA sensing mechanisms to establish infection. The first viral latency protein expressed, EBNA-LP, is essential for transformation of naïve B cells, yet its role in evading host defenses remains unclear. Using single-cell RNA sequencing of EBNA-LP-Knockout (LPKO)-infected B cells, we reveal an antiviral response landscape implicating the 'speckled proteins' as key restriction factors countered by EBNA-LP.
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