Journal of Clinical Virology最新文献

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Metagenomic characterization of viruses in the serum of children with newly diagnosed cancer 新诊断癌症儿童血清中病毒的元基因组特征
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-10-06 DOI: 10.1016/j.jcv.2024.105736
Gustaf Leijonhufvud , Tatiany Aparecida Teixeira Soratto , Gabriel Machado Matos , Amanj Bajalan , Claudia Eichler-Jonsson , Britt Gustafsson , Gordana Bogdanovic , Tobias Allander , Gustaf Ljungman , Björn Andersson
{"title":"Metagenomic characterization of viruses in the serum of children with newly diagnosed cancer","authors":"Gustaf Leijonhufvud ,&nbsp;Tatiany Aparecida Teixeira Soratto ,&nbsp;Gabriel Machado Matos ,&nbsp;Amanj Bajalan ,&nbsp;Claudia Eichler-Jonsson ,&nbsp;Britt Gustafsson ,&nbsp;Gordana Bogdanovic ,&nbsp;Tobias Allander ,&nbsp;Gustaf Ljungman ,&nbsp;Björn Andersson","doi":"10.1016/j.jcv.2024.105736","DOIUrl":"10.1016/j.jcv.2024.105736","url":null,"abstract":"<div><h3>Background and Objectives</h3><div>A large cohort of pediatric patients with various forms of childhood cancer was investigated for the presence of viruses using metagenomics. A total of 476 patient samples, collected between 1989 and 2018, were analyzed, representing various pediatric oncological diagnoses and a control group of non-malignant diagnoses.</div></div><div><h3>Study design</h3><div>The study was carried out using metagenomic sequencing of serum samples. Viruses were identified and analyzed using bioinformatics methods, followed by Polymerase chain reaction (PCR) confirmation</div></div><div><h3>Results</h3><div>The results indicate that a wide range of viruses can be detected in the bloodstream of children with newly diagnosed cancer. Nine viral genomes were identified: Human Pegivirus (HPgV), Hepatitis C virus, Parechovirus 1, Rhinovirus C, Human papillomavirus 116, Human polyomavirus 10, Parvovirus B19, and different variants of Torque Teno Virus (TTV). In this study, a previously unknown virus was found belonging to the Iflavirdae family in the order Picornavirales. HPGV was significantly more common in patients with leukemia compared to other conditions.</div></div><div><h3>Conclusions</h3><div>These results highlight the abundance of systemic virus infections in children, and the value of metagenomic sequencing for hypothesis forming regarding the associations between virus infections and cancer.</div></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"175 ","pages":"Article 105736"},"PeriodicalIF":4.0,"publicationDate":"2024-10-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142423693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-risk HPV mRNA testing on self-samples offered to those who do not attend for organised cervical screening – real world data from the Dumfries and Galloway region in Scotland 对未参加有组织宫颈筛查者进行高风险 HPV mRNA 自采样检测--来自苏格兰邓弗里斯和加洛韦地区的真实数据
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-10-03 DOI: 10.1016/j.jcv.2024.105734
William Forson , Ramya Bhatia , Heather Currie , Hana Elasifer , Linzi Connor , Allan Wilson , Kate Cuschieri
{"title":"High-risk HPV mRNA testing on self-samples offered to those who do not attend for organised cervical screening – real world data from the Dumfries and Galloway region in Scotland","authors":"William Forson ,&nbsp;Ramya Bhatia ,&nbsp;Heather Currie ,&nbsp;Hana Elasifer ,&nbsp;Linzi Connor ,&nbsp;Allan Wilson ,&nbsp;Kate Cuschieri","doi":"10.1016/j.jcv.2024.105734","DOIUrl":"10.1016/j.jcv.2024.105734","url":null,"abstract":"<div><h3>Background</h3><div>HPV self sampling can act as a tool to engage women in cervical screening and population based studies can inform optimal implementation of this approach.</div></div><div><h3>Methods</h3><div>Self sampling kits were mailed to women who had defaulted from routine screening resident in an entire territorial health board in Scotland. Kit return rates and compliance to colposcopy follow up in those who were HPV mRNA positive were assessed. Concordance of the self-sample with samples taken later at colposcopy was measured alongside PPV of an mRNA positive result for CIN2+.</div></div><div><h3>Results</h3><div>Of 4173 women invited to participate, 20.5 %, returned their kit and a greater return rate with increasing age was observed. HPV mRNA positivity was 12.0 %, and invalidity rate was approximately 3 %. Compliance to colposcopy follow up was 88.3 % and the PPV for an mRNA test for CIN2+ on a self sample was 25.6 %. hr-HPV concordance on the initial swab and the follow up swab and liquid based cytology (LBC) sample taken at colposcopy was 67.1 % and 30 % respectively.</div></div><div><h3>Conclusions</h3><div>HPV self sampling using a “mail to all” approach is feasible in Scotland although only 1 in 5 actively responded to the offer. Future work to monitor screening behaviours in those who were invited but did not engage initially will help quantify any additional benefit(s) incurred.</div></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"175 ","pages":"Article 105734"},"PeriodicalIF":4.0,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142423694","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hepatitis B virus (HBV) viremia despite tenofovir disoproxil fumarate-containing antiretroviral therapy in persons with HBV/HIV coinfection 乙型肝炎病毒(HBV)携带者在接受含富马酸替诺福韦二吡呋酯的抗逆转录病毒治疗后仍出现病毒血症
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-10-02 DOI: 10.1016/j.jcv.2024.105733
Patrick Ryan , Elizabeth Odegard , Heidi Meeds , Margaret Lartey , Vincent J. Ganu , Kenneth Tachi , Hongmei Yang , Oluwayemisi Ojewale , Isaac Boamah , Adjoa Obo-Akwa , Kenneth Antwi , Peter L. Anderson , Jason T. Blackard , Awewura Kwara
{"title":"Hepatitis B virus (HBV) viremia despite tenofovir disoproxil fumarate-containing antiretroviral therapy in persons with HBV/HIV coinfection","authors":"Patrick Ryan ,&nbsp;Elizabeth Odegard ,&nbsp;Heidi Meeds ,&nbsp;Margaret Lartey ,&nbsp;Vincent J. Ganu ,&nbsp;Kenneth Tachi ,&nbsp;Hongmei Yang ,&nbsp;Oluwayemisi Ojewale ,&nbsp;Isaac Boamah ,&nbsp;Adjoa Obo-Akwa ,&nbsp;Kenneth Antwi ,&nbsp;Peter L. Anderson ,&nbsp;Jason T. Blackard ,&nbsp;Awewura Kwara","doi":"10.1016/j.jcv.2024.105733","DOIUrl":"10.1016/j.jcv.2024.105733","url":null,"abstract":"<div><h3>Background</h3><div>The goal of treatment of hepatitis B virus (HBV) and human immunodeficiency virus (HIV) coinfection is suppression of both viruses; yet incomplete HBV suppression on tenofovir (TFV) disoproxil fumarate (TDF)-based antiretroviral therapy (ART) is common. This study investigated TFV resistance-associated mutations (RAMs) in individuals with HBV/HIV coinfection with viremia on TDF/lamivudine (3TC)-containing ART.</div></div><div><h3>Methods</h3><div>Samples from individuals with HBV DNA levels ≥20 IU/mL in a cross-sectional study of 138 persons with HBV/HIV coinfection in Ghana were analyzed in the present study. HBV was sequenced for RAM analysis. TFV-diphosphate (TFV-DP) concentration in peripheral blood mononuclear cells (PBMCs) was used to assess ART adherence level.</div></div><div><h3>Results</h3><div>Nine of 138 participants (6.5 %) had detectable HBV DNA levels ≥20 IU/mL while on ART. Seven of the nine participants had TFV-DP concentrations commensurate with 7 doses per week, and six had suppressed HIV RNA. Phylogenetic analysis revealed that eight sequences were HBV genotype E, with one genotype E/A recombinant. Ten previously-reported TFV RAMs were present in the study samples; eight were wild-type for HBV genotype E. The non-genotype-E-wild-type point mutations M267L and K333Q were found in two and one patients, respectively. No 3TC RAMs were found.</div></div><div><h3>Conclusion</h3><div>HBV viremia despite high adherence to TDF/3TC-based ART may be associated with the presence of TFV RAMs. These findings highlight the need for enhanced resistance monitoring and further research to examine the clinical significance of reported TFV RAMs. Individuals with HBV/HIV coinfection and TFV resistance on TDF-based ART may need alternative treatment strategies.</div></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"175 ","pages":"Article 105733"},"PeriodicalIF":4.0,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142438155","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation of suspected false positive norovirus results on a syndromic gastrointestinal multiplex molecular panel 对综合症胃肠道多重分子检测中诺如病毒假阳性结果的调查。
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-09-30 DOI: 10.1016/j.jcv.2024.105732
Mélissa Caza , Kevin Kuchinski , Kerstin Locher , Jonathan Gubbay , Matisse Harms , David M. Goldfarb , Rachel Floyd , Ethan Kenmuir , Marzieh Kalhor , Marthe Charles , Natalie Prystajecky , Amanda Wilmer
{"title":"Investigation of suspected false positive norovirus results on a syndromic gastrointestinal multiplex molecular panel","authors":"Mélissa Caza ,&nbsp;Kevin Kuchinski ,&nbsp;Kerstin Locher ,&nbsp;Jonathan Gubbay ,&nbsp;Matisse Harms ,&nbsp;David M. Goldfarb ,&nbsp;Rachel Floyd ,&nbsp;Ethan Kenmuir ,&nbsp;Marzieh Kalhor ,&nbsp;Marthe Charles ,&nbsp;Natalie Prystajecky ,&nbsp;Amanda Wilmer","doi":"10.1016/j.jcv.2024.105732","DOIUrl":"10.1016/j.jcv.2024.105732","url":null,"abstract":"<div><h3>Background</h3><div>Suspected false positive norovirus results occurred after introduction of the BioFire® FilmArray® Gastrointestinal panel (BF-GIP) into 6 laboratory sites, in British Columbia, Canada.</div></div><div><h3>Objectives</h3><div>The primary objective was to investigate suspected false positive results by performing additional molecular assays and whole genome sequencing (WGS). The second objective was to determine if melting curve review could predict false positive results.</div></div><div><h3>Study design</h3><div>From February 2023 to May 2024, the proportion of potential false positive norovirus results from the BF-GIP was calculated based on confirmatory testing using alternate molecular method. A subset of 65 norovirus BF-GIP positive specimens, including 35 negatives and 30 positives on additional molecular assays, underwent WGS. Melting curves appearances from 150 specimens were reviewed.</div></div><div><h3>Results</h3><div>Overall, 215/784 (27.4 %) BF-GIP norovirus results were suspected to be false positives. When using WGS, 64/65 results were in agreement with confirmatory testing. Notably, 35 specimens negative on confirmatory testing and suspected to be BF-GIP norovirus false positive results were undetectable by WGS. Melting curves did not accurately predict false positives, since 20/72 (27.8 %) had typical appearances upon review.</div></div><div><h3>Conclusions</h3><div>BF-GIP produces false positive results for norovirus, which cannot be predicted by melting curve review.</div></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"175 ","pages":"Article 105732"},"PeriodicalIF":4.0,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142380967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
What have we learned from animal studies of immune responses to respiratory syncytial virus infection? 我们从呼吸道合胞病毒感染免疫反应的动物研究中学到了什么?
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-09-22 DOI: 10.1016/j.jcv.2024.105731
Simon B Drysdale , Ryan S Thwaites , Josephina Price , Devika Thakur , Joseph McGinley , Calum McPherson , Deniz Öner , Jeroen Aerssens , Peter JM Openshaw , Andrew J Pollard , On behalf of the RESCEU investigators
{"title":"What have we learned from animal studies of immune responses to respiratory syncytial virus infection?","authors":"Simon B Drysdale ,&nbsp;Ryan S Thwaites ,&nbsp;Josephina Price ,&nbsp;Devika Thakur ,&nbsp;Joseph McGinley ,&nbsp;Calum McPherson ,&nbsp;Deniz Öner ,&nbsp;Jeroen Aerssens ,&nbsp;Peter JM Openshaw ,&nbsp;Andrew J Pollard ,&nbsp;On behalf of the RESCEU investigators","doi":"10.1016/j.jcv.2024.105731","DOIUrl":"10.1016/j.jcv.2024.105731","url":null,"abstract":"<div><div>Respiratory syncytial virus (RSV) is a common cause of severe respiratory tract infection at the extremes of age and in vulnerable populations. However, it is difficult to predict the clinical course and most infants who develop severe disease have no pre-existing risk factors. With the recent licencing of RSV vaccines and monoclonal antibodies, it is important to identify high-risk individuals in order to prioritise those who will most benefit from prophylaxis. The immune response to RSV and the mechanisms by which the virus prevents the establishment of immunological memory have been extensively investigated but remain incompletely characterised. In animal models, beneficial and harmful immune responses have both been demonstrated. While only chimpanzees are fully permissive for human RSV replication, most research has been conducted in rodents, or in calves infected with bovine RSV. Based on these studies, components of innate and adaptive immune systems, cytokines, chemokines and metabolites, and specific genetic and transcriptomic signatures are identified as potential predictive indicators of RSV disease severity. These findings may inform the development of future human studies and contribute to the early identification of patients at high risk of severe infection. This narrative review summarises the factors involved in the immune response to RSV infection in these models and highlights the relationship between potential biomarkers and disease severity.</div></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"175 ","pages":"Article 105731"},"PeriodicalIF":4.0,"publicationDate":"2024-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142377883","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Circulating serotypes and genotypes of dengue virus during the 2023 outbreak in Eastern Nepal 2023 年尼泊尔东部爆发登革热疫情期间登革热病毒的流行血清型和基因型
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-08-30 DOI: 10.1016/j.jcv.2024.105721
Niten Bharati , Shyam Prakash Dumre , Yogendra Shah , Takeshi Nabesima , Meghnath Dhimal , Srijana Pandey , Merveille Kapandji , Yuki Takamatsu , Takeshi Urano , Basu Dev Pandey , Kouichi Morita , Mya Myat Ngwe Tun , Kishor Pandey
{"title":"Circulating serotypes and genotypes of dengue virus during the 2023 outbreak in Eastern Nepal","authors":"Niten Bharati ,&nbsp;Shyam Prakash Dumre ,&nbsp;Yogendra Shah ,&nbsp;Takeshi Nabesima ,&nbsp;Meghnath Dhimal ,&nbsp;Srijana Pandey ,&nbsp;Merveille Kapandji ,&nbsp;Yuki Takamatsu ,&nbsp;Takeshi Urano ,&nbsp;Basu Dev Pandey ,&nbsp;Kouichi Morita ,&nbsp;Mya Myat Ngwe Tun ,&nbsp;Kishor Pandey","doi":"10.1016/j.jcv.2024.105721","DOIUrl":"10.1016/j.jcv.2024.105721","url":null,"abstract":"<div><p>Dengue virus (DENV) is one of the most significant mosquito-borne diseases in Nepal. In 2023, DENV outbreaks began in Eastern Nepal, near the border with India, and rapidly spread nationwide. The study aims to describe the outbreak's epidemiological pattern, laboratory characteristics, DENV serotypes, and genotypes. A hospital-based cross-sectional study was conducted in four hospitals in Jhapa, Eastern Nepal, in 2023. Acute serum samples were obtained from dengue suspected patients within 7 days of illness and subjected to virus isolation, conventional and real-time polymerase chain reaction (RT-PCR), and phylogenetic analysis. Out of 60 samples, 42 (70 %), 11 (18.3 %) and 7 (11.7 %) were primary, secondary and non-dengue infection, respectively. Among 53 dengue confirmed patients, 46 (86.7 %) were positive for NS1 and 12 (22.6 %) were positive for both NS1 and IgM. Out of 42 dengue isolates, a new clade of the cosmopolitan genotype of DENV-2 was the most prevalent (28, 66.7 %), followed by genotype III of DENV-3 (11, 26.2 %) and genotype V of DENV-1 (3, 7.1 %). Genotype III of DENV-3 was first introduced in 2022–2023 in Nepal. Phylogenetic analysis of the E gene revealed the DENV-2 isolates from Nepal had 98 % homologous nucleotide similarity with the strains from India and Bangladesh. To our knowledge, this is the first report of circulating serotypes and genotypes of DENV in Jhapa. Integrating molecular findings into the dengue control plan can enhance surveillance efforts, monitor disease trends, and implement proactive measures to reduce the burden of dengue and prevent fatalities in future outbreaks.</p></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"174 ","pages":"Article 105721"},"PeriodicalIF":4.0,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142129268","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Opportunities and challenges for the U.S. laboratory response to highly pathogenic avian influenza A(H5N1) 美国实验室应对甲型 H5N1 高致病性禽流感的机遇与挑战
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-08-26 DOI: 10.1016/j.jcv.2024.105723
Benjamin A. Pinsky , Benjamin T. Bradley
{"title":"Opportunities and challenges for the U.S. laboratory response to highly pathogenic avian influenza A(H5N1)","authors":"Benjamin A. Pinsky ,&nbsp;Benjamin T. Bradley","doi":"10.1016/j.jcv.2024.105723","DOIUrl":"10.1016/j.jcv.2024.105723","url":null,"abstract":"<div><p>On March 25, 2024 an outbreak of highly pathogenic avian influenza (HPAI) A H5N1 was identified in dairy cows across multiple farms in the United States. Zoonotic cases originating in individuals with close contact to infected herds and poultry flocks have been subsequently identified. Spillover events such as this raise the specter of recent pandemics including COVID-19 and Mpox and may lead clinical laboratories to assess their capacity for diagnosis of HPAI H5N1. In this review, we detail the origins of the H5N1 clade 2.3.4.4b outbreak as well as the existing capacity to identify HPAI H5N1 as influenza A virus by commercially available assays. Furthermore, we highlight the absence of commercially available influenza A H5 subtyping assays and limitations associated with the current 510(k)-cleared assay. This outbreak also serves as an early opportunity to assess the new and unknown regulatory challenges faced by laboratory-developed tests in light of the FDA's final rule on <em>in vitro</em> diagnostic devices. National agencies along with public health and clinical laboratories all serve an essential role in the response to HPAI H5N1. To most effectively utilize each group's strength requires open communication and willingness to embrace novel approaches.</p></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"174 ","pages":"Article 105723"},"PeriodicalIF":4.0,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142087909","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance evaluation of the quantitative assay Adenovirus ELITe MGB® Kit on EDTA-plasma, using the ELITe BeGenius® system 使用 ELITe BeGenius® 系统对 EDTA 血浆上的腺病毒 ELITe MGB® 定量检测试剂盒进行性能评估
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-08-24 DOI: 10.1016/j.jcv.2024.105722
Edwin Fries, Tessa Kalmeijer, Lara Spaans, Martin Rakké, Rob Schuurman, Jolanda D F De Groot-Mijnes
{"title":"Performance evaluation of the quantitative assay Adenovirus ELITe MGB® Kit on EDTA-plasma, using the ELITe BeGenius® system","authors":"Edwin Fries,&nbsp;Tessa Kalmeijer,&nbsp;Lara Spaans,&nbsp;Martin Rakké,&nbsp;Rob Schuurman,&nbsp;Jolanda D F De Groot-Mijnes","doi":"10.1016/j.jcv.2024.105722","DOIUrl":"10.1016/j.jcv.2024.105722","url":null,"abstract":"<div><h3>Background</h3><p>Adenovirus infections constitute an important cause of morbidity and mortality after hematopoietic stem cell transplantation. Detection and monitoring of adenovirus in EDTA-plasma by real-time quantitative PCR is a sensitive tool for identification and management of patients at risk of a potentially fatal infection.</p></div><div><h3>Objectives</h3><p>The aim of this study was to evaluate the analytical and clinical performance of the quantitative Adenovirus ELITe MGB® Kit (ELITechGroup S.p.A.) using the ELITe BeGenius® (ELITechGroup S.p.A.) system and compare the assay to a laboratory-developed quantitative real-time PCR assay.</p></div><div><h3>Study design</h3><p>Analytical sensitivity of the Adenovirus ELITe MGB® Kit was determined by testing serial dilutions of the WHO standard. Detection of adenovirus serotypes was assessed using a panel of 51 serotypes. Clinical sensitivity and specificity were determined by comparing the Adenovirus ELITe MGB® Kit results with the laboratory-developed assay results of 155 retrospective and prospective EDTA-plasma samples from transplant recipients.</p></div><div><h3>Results</h3><p>The analytical sensitivity of the Adenovirus ELITe MGB® Kit was at least 54 (1.7 Log) IU/mL and the quantitative results showed a high correlation with the WHO standard (R<sup>2</sup> = 0.9978; Pearson) within the range of 1.7 to 6.6 Log IU/mL. All 51 adenovirus serotypes were detected. The clinical specificity and sensitivity for EDTA plasma of the Adenovirus ELITe MGB® Kit were 97.4 % and 99.1 % respectively.</p></div><div><h3>Conclusion</h3><p>The Adenovirus ELITe MGB® Kit performed on the ELITe BeGenius® system is a highly sensitive and specific assay for the detection of adenovirus in EDTA-plasma from transplantation patients.</p></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"174 ","pages":"Article 105722"},"PeriodicalIF":4.0,"publicationDate":"2024-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1386653224000842/pdfft?md5=88fd9eb10ab5d2d1b647b5baa173f74d&pid=1-s2.0-S1386653224000842-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142087910","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influenza C virus in U.S. children with acute respiratory infection 2016–2019 2016-2019 年美国儿童急性呼吸道感染中的丙型流感病毒
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-08-08 DOI: 10.1016/j.jcv.2024.105720
Bethany K. Sederdahl , Geoffrey A. Weinberg , Angela P. Campbell , Rangaraj Selvarangan , Jennifer E. Schuster , Joana Y. Lively , Samantha M. Olson , Julie A. Boom , Pedro A. Piedra , Natasha B. Halasa , Laura Stewart , Peter G. Szilagyi , G.K. Balasubramani , Theresa Sax , Judith M. Martin , Robert W. Hickey , Marian G. Michaels , John V. Williams , New Vaccine Surveillance Network
{"title":"Influenza C virus in U.S. children with acute respiratory infection 2016–2019","authors":"Bethany K. Sederdahl ,&nbsp;Geoffrey A. Weinberg ,&nbsp;Angela P. Campbell ,&nbsp;Rangaraj Selvarangan ,&nbsp;Jennifer E. Schuster ,&nbsp;Joana Y. Lively ,&nbsp;Samantha M. Olson ,&nbsp;Julie A. Boom ,&nbsp;Pedro A. Piedra ,&nbsp;Natasha B. Halasa ,&nbsp;Laura Stewart ,&nbsp;Peter G. Szilagyi ,&nbsp;G.K. Balasubramani ,&nbsp;Theresa Sax ,&nbsp;Judith M. Martin ,&nbsp;Robert W. Hickey ,&nbsp;Marian G. Michaels ,&nbsp;John V. Williams ,&nbsp;New Vaccine Surveillance Network","doi":"10.1016/j.jcv.2024.105720","DOIUrl":"10.1016/j.jcv.2024.105720","url":null,"abstract":"<div><p>Influenza C virus (ICV) is an orthomyxovirus related to influenza A and B, yet due to few commercial assays, epidemiologic studies may underestimate incidence of ICV infection and disease. We describe the epidemiology and characteristics of ICV within the New Vaccine Surveillance Network (NVSN), a Centers for Disease Control and Prevention (CDC)-led network that conducts population-based surveillance for pediatric acute respiratory illness (ARI). Nasal or/combined throat swabs were collected from emergency department (ED) or inpatient ARI cases, or healthy controls, between 12/05/2016–10/31/2019 and tested by molecular assays for ICV and other respiratory viruses. Parent surveys and chart review were used to analyze demographic and clinical characteristics of ICV+ children. Among 19,321 children tested for ICV, 115/17,668 (0.7 %) ARI cases and 8/1653 (0.5 %) healthy controls tested ICV+. Median age of ICV+ patients was 18 months and 88 (71.5 %) were ≤36 months. Among ICV+ ARI patients, 40 % (46/115) were enrolled in the ED, 60 % (69/115) were inpatients, with 15 admitted to intensive care. Most ICV+ ARI patients had fever (67.8 %), cough (94.8 %), or wheezing (60.9 %). Most (60.9 %) ARI cases had ≥1 co-detected viruses including rhinovirus, RSV, and adenovirus. In summary, ICV detection was rarely associated with ARI in children, and most ICV+ patients were ≤3 years old with co-detected respiratory viruses.</p></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"174 ","pages":"Article 105720"},"PeriodicalIF":4.0,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1386653224000829/pdfft?md5=1daa5b3386730e21ae46a680c9eb47af&pid=1-s2.0-S1386653224000829-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141978363","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
What the pox? Review of poxviruses affecting humans 什么是痘病毒?回顾影响人类的痘病毒
IF 4 3区 医学
Journal of Clinical Virology Pub Date : 2024-08-05 DOI: 10.1016/j.jcv.2024.105719
D.Jane Hata , Eleanor A. Powell , Meghan W. Starolis , Susan E. Realegeno
{"title":"What the pox? Review of poxviruses affecting humans","authors":"D.Jane Hata ,&nbsp;Eleanor A. Powell ,&nbsp;Meghan W. Starolis ,&nbsp;Susan E. Realegeno","doi":"10.1016/j.jcv.2024.105719","DOIUrl":"10.1016/j.jcv.2024.105719","url":null,"abstract":"<div><p>The re-emergence of human mpox with the multi-country outbreak and a recent report of borealpox (previously Alaskapox) resulting in one death has heightened awareness of the significance of the <em>Poxviridae</em> family and their zoonotic potential. This review examines various poxviruses affecting humans, with discussion of less commonly encountered <em>Poxviridae</em> members, including pathogenesis, epidemiology, and diagnostic methods. Poxvirus treatment is beyond the intended scope of this review and will not be discussed.</p></div>","PeriodicalId":15517,"journal":{"name":"Journal of Clinical Virology","volume":"174 ","pages":"Article 105719"},"PeriodicalIF":4.0,"publicationDate":"2024-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141985267","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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