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Pereira LMS, dos Santos França E, Costa IB, Lima IT, Jorge EVO, de Souza Mendonça Mattos PJ, Freire ABC, de Paula Ramos FL, Monteiro TAF, Macedo O, Sousa RCM, Freitas FB, Costa IB, Vallinoto ACR. DRB1 locus alleles of HLA class II are associated with modulation of the immune response in different serological profiles of HIV-1/Epstein-Barr virus coinfection in the Brazilian Amazon region. Front Med (Lausanne) 2024; 11:1408290. [PMID: 38933108 PMCID: PMC11199549 DOI: 10.3389/fmed.2024.1408290] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2024] [Accepted: 05/22/2024] [Indexed: 06/28/2024] Open
Abstract
Background Epstein-Barr virus (EBV) infection involves distinct clinical and serological profiles. We evaluated the frequency of alleles of locus DRB1 of HLA class II in different serological profiles of EBV infection among HIV-1 infected patients. Methods We recruited 19 patients with primary infection, 90 with serological transition and 467 with past infection by EBV, HIV-1 co-infection was 100% in primary infection and approximately 70% in other serological profiles. EBV viral load was quantified by real-time PCR, T lymphocyte quantification and cytokine level analysis were performed by flow cytometry, and HLA locus genotyping was performed by PCR-SSO. Results The DRB1*09 allele was associated with primary infection (p: 0.0477), and carriers of the allele showed changes in EBV viral load (p: 0.0485), CD8(+) T lymphocyte counts (p: 0.0206), double-positive T lymphocyte counts (p: 0.0093), IL-4 levels (p: 0.0464) and TNF levels (p: 0.0161). This allele was also frequent in HIV-coinfected individuals (p: 0.0023) and was related to the log10 HIV viral load (p: 0.0176) and CD8(+) T lymphocyte count (p: 0.0285). In primary infection, the log10 HIV viral load was high (p: 0.0060) and directly proportional to the EBV viral load (p: 0.0412). The DRB1*03 allele correlated with serological transition (p: 0.0477), EBV viral load (p: 0.0015), CD4(+) T lymphocyte count (p: 0.0112), CD8(+) T lymphocyte count (p: 0.0260), double-negative T lymphocyte count (p: 0.0540), IL-4 levels (p: 0.0478) and IL-6 levels (p: 0.0175). In the serological transition group, the log10 HIV viral load was high (p: 0.0060), but it was not associated with the EBV viral load (p: 0.1214). Past infection was related to the DRB1*16 allele (p: 0.0477), with carriers displaying IgG levels (p: 0.0020), CD4(+) T lymphocyte counts (p: 0.0116) and suggestive CD8(+) T count alterations (p: 0.0602). The DRB01*16 allele was also common in HIV-1 patients with past EBV infection (p: 0.0192); however, the allele was not associated with clinical markers of HIV-1 infection. Conclusion Our results suggest that HLA class II alleles may be associated with the modulation of the serological profiles of the immune response to Epstein-Barr virus infection in patients coinfected with HIV-1.
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Affiliation(s)
- Leonn Mendes Soares Pereira
- Virology Laboratory, Institute of Biological Sciences, Federal University of Pará, Belém, Brazil
- Postgraduate Program in Biology of Infectious and Parasitic Agents, Institute of Biological Sciences, Federal University of Pará, Belém, Brazil
| | - Eliane dos Santos França
- Virology Unit, Epstein-Barr Virus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
- Postgraduate Program in Virology, Evandro Chagas Institute, Ananindeua, Brazil
| | - Iran Barros Costa
- Virology Unit, Epstein-Barr Virus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
- Postgraduate Program in Virology, Evandro Chagas Institute, Ananindeua, Brazil
| | - Igor Tenório Lima
- Virology Unit, Epstein-Barr Virus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
- Postgraduate Program in Virology, Evandro Chagas Institute, Ananindeua, Brazil
| | | | | | | | | | | | - Olinda Macedo
- Virology Unit, Retrovirus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
| | - Rita Catarina Medeiros Sousa
- Virology Unit, Epstein-Barr Virus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
- School of Medicine, Federal University of Pará, Belém, Brazil
| | - Felipe Bonfim Freitas
- Postgraduate Program in Biology of Infectious and Parasitic Agents, Institute of Biological Sciences, Federal University of Pará, Belém, Brazil
- Virology Unit, Retrovirus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
| | - Igor Brasil Costa
- Virology Unit, Epstein-Barr Virus Laboratory, Evandro Chagas Institute, Ananindeua, Brazil
- Postgraduate Program in Virology, Evandro Chagas Institute, Ananindeua, Brazil
| | - Antonio Carlos Rosário Vallinoto
- Virology Laboratory, Institute of Biological Sciences, Federal University of Pará, Belém, Brazil
- Postgraduate Program in Biology of Infectious and Parasitic Agents, Institute of Biological Sciences, Federal University of Pará, Belém, Brazil
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Minotti C, McKenzie C, Dewandel I, Bekker C, Sturniolo G, Doni D, Giaquinto C, Van Der Zalm MM, Donà D. How does post COVID differ from other post-viral conditions in childhood and adolescence (0-20 years old)? A systematic review. EClinicalMedicine 2024; 68:102436. [PMID: 38333536 PMCID: PMC10850405 DOI: 10.1016/j.eclinm.2024.102436] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/21/2023] [Revised: 01/03/2024] [Accepted: 01/10/2024] [Indexed: 02/10/2024] Open
Abstract
Background Post Coronavirus disease (COVID) and other post-viral infection syndromes present an overlap of pathogenesis, onset, progression, and symptom profile. We aimed to systematically describe studies on post-viral conditions and determine the entity of post COVID compared to other post-viral conditions in children. Methods We conducted a systematic search of the Embase, MEDLINE, Cochrane Library, and GoogleScholar databases (January 1946-3 November 2023), according to the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) guidelines. The main outcomes were differences in condition duration, symptom type, and development of chronic symptoms. This systematic review was registered on PROSPERO (CRD42023401789). Findings 35/5051 studies were included, with 42,934 children, adolescents and young adults (0-20 years old) overall. Twenty-eight studies focused on post COVID symptoms, followed by five papers on Respiratory Syncytial Virus (RSV) and Rhinovirus, one study on Epstein-Barr Virus (EBV), and one on gastrointestinal viruses. Studies on post COVID mainly reported data on older children/adolescents, describing long-lasting symptoms, including fatigue, neurologic, cardiorespiratory, musculoskeletal, mental health, and gastrointestinal symptoms. The maximum described symptoms duration was eighteen months, with an average follow-up of seven months. The development of chronic symptoms was reported by 30 studies (93.8%) for 10,473/28,474 patients (36.8%). Recovery was achieved in 18,001/28,474 cases (63.2%). The study on EBV reported persistent fatigue in adolescents for a similar duration (6 months, 46% chronic). Studies on RSV and Rhinovirus were mainly done in children under three years, with development of recurrent wheezing (up to 3 years). Interpretation Post-viral fatigue was a shared feature between post COVID and post EBV conditions. A better understanding of post COVID as a unique condition, sharing features with other post-viral syndromes, is needed. The healthcare burden and socio-economic consequences for children and their families warrant further investigation and development of appropriate healthcare management plans. The foremost requirement is the establishment of consistent and shareable definitions, as well as a consensus on outcomes, to effectively evaluate follow-up and quantify the burden of different viral infections. Funding EU Horizon, EDCTP, NIH.
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Affiliation(s)
- Chiara Minotti
- Department of Women's and Children's Health, University of Padua, Italy
- PhD Program in Clinical Research, University Children's Hospital Basel, University of Basel, Switzerland
| | - Carla McKenzie
- Desmond Tutu TB Centre, Department of Pediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
| | - Isabelle Dewandel
- Desmond Tutu TB Centre, Department of Pediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
| | - Carien Bekker
- Desmond Tutu TB Centre, Department of Pediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
| | - Giulia Sturniolo
- Department of Women's and Children's Health, University of Padua, Italy
| | - Denis Doni
- Department of Women's and Children's Health, University of Padua, Italy
| | - Carlo Giaquinto
- Department of Women's and Children's Health, University of Padua, Italy
| | - Marieke M. Van Der Zalm
- Desmond Tutu TB Centre, Department of Pediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
| | - Daniele Donà
- Department of Women's and Children's Health, University of Padua, Italy
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Park CH, Choi YB. Epstein-Barr Virus-Associated Hemophagocytic Lymphohistiocytosis Resembling Recurrent Follicular Lymphoma: A Case Report. CLINICAL PEDIATRIC HEMATOLOGY-ONCOLOGY 2022. [DOI: 10.15264/cpho.2022.29.2.79] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022] Open
Affiliation(s)
- Chan Hee Park
- Department of Pediatrics, Ajou University Hospital, Ajou University School of Medicine, Suwon, Korea
| | - Young Bae Choi
- Department of Pediatrics, Ajou University Hospital, Ajou University School of Medicine, Suwon, Korea
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James LM, Georgopoulos AP. At the Root of 3 “Long” Diseases: Persistent Antigens Inflicting Chronic Damage on the Brain and Other Organs in Gulf War Illness, Long-COVID-19, and Chronic Fatigue Syndrome. Neurosci Insights 2022; 17:26331055221114817. [PMID: 35910083 PMCID: PMC9335483 DOI: 10.1177/26331055221114817] [Citation(s) in RCA: 13] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2022] [Accepted: 06/28/2022] [Indexed: 12/16/2022] Open
Abstract
Several foreign antigens such as those derived from viruses and bacteria have been linked to long-term deleterious effects on the brain and other organs; yet, health outcomes subsequent to foreign antigen exposure vary depending in large part on the host’s immune system, in general, and on human leukocyte antigen (HLA) composition, in particular. Here we first provide a brief description of 3 conditions characterized by persistent long-term symptoms, namely long-COVID-19, myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), and Gulf War Illness (GWI), followed by a brief overview of the role of HLA in the immune response to foreign antigens. We then discuss our Persistent Antigen (PA) hypothesis and highlight associations between antigen persistence due to HLA-antigen incongruence and chronic health conditions in general and the 3 “long” diseases above in particular. This review is not intended to cover the breadth and depth of symptomatology of those diseases but is specifically focused on the hypothesis that the presence of persistent antigens underlies their pathogenesis.
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Affiliation(s)
- Lisa M James
- Department of Veterans Affairs Health Care System, Brain Sciences Center, Minneapolis, MN, USA
- Department of Neuroscience, University of Minnesota Medical School, Minneapolis, MN, USA
- Department of Psychiatry, University of Minnesota Medical School, Minneapolis, MN, USA
- Center for Cognitive Sciences, University of Minnesota, Minneapolis, MN, USA
| | - Apostolos P Georgopoulos
- Department of Veterans Affairs Health Care System, Brain Sciences Center, Minneapolis, MN, USA
- Department of Neuroscience, University of Minnesota Medical School, Minneapolis, MN, USA
- Department of Psychiatry, University of Minnesota Medical School, Minneapolis, MN, USA
- Center for Cognitive Sciences, University of Minnesota, Minneapolis, MN, USA
- Department of Neurology, University of Minnesota Medical School, Minneapolis, MN, USA
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5
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Castoldi R, Bai F, Caberlon S, Ferrari D, Moro A, Podda GM, d'Arminio Monforte A, Marchetti GC. A 20-year-old girl with an unusual febrile illness. Intern Emerg Med 2022; 17:181-186. [PMID: 33400162 PMCID: PMC7782573 DOI: 10.1007/s11739-020-02605-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/10/2020] [Accepted: 12/10/2020] [Indexed: 10/27/2022]
Affiliation(s)
- Roberto Castoldi
- Department of Health Sciences, Clinic of Infectious Diseases, ASST Santi Paolo E Carlo, University of Milan, via A Di Rudinì, 8 20142, Milan, Italy
| | - Francesca Bai
- Department of Health Sciences, Clinic of Infectious Diseases, ASST Santi Paolo E Carlo, University of Milan, via A Di Rudinì, 8 20142, Milan, Italy
| | - Sabrina Caberlon
- Department of Health Sciences, Clinic of Internal Medicine III, ASST Santi Paolo E Carlo, University of Milan, Milan, Italy
| | - Daris Ferrari
- Department of Medical Oncology, ASST Santi Paolo E Carlo, Milan, Italy
| | - Alessia Moro
- Division of Pathology, ASST Santi Paolo E Carlo, Milan, Italy
| | - Gian Marco Podda
- Department of Health Sciences, Clinic of Internal Medicine III, ASST Santi Paolo E Carlo, University of Milan, Milan, Italy
| | - Antonella d'Arminio Monforte
- Department of Health Sciences, Clinic of Infectious Diseases, ASST Santi Paolo E Carlo, University of Milan, via A Di Rudinì, 8 20142, Milan, Italy
| | - Giulia Carla Marchetti
- Department of Health Sciences, Clinic of Infectious Diseases, ASST Santi Paolo E Carlo, University of Milan, via A Di Rudinì, 8 20142, Milan, Italy.
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Almqvist J, Granberg T, Tzortzakakis A, Klironomos S, Kollia E, Öhberg C, Martin R, Piehl F, Ouellette R, Ineichen BV. Neurological manifestations of coronavirus infections - a systematic review. Ann Clin Transl Neurol 2020; 7:2057-2071. [PMID: 32853453 PMCID: PMC7461163 DOI: 10.1002/acn3.51166] [Citation(s) in RCA: 48] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2020] [Revised: 07/30/2020] [Accepted: 07/30/2020] [Indexed: 12/11/2022] Open
Abstract
To optimize diagnostic workup of the current severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic, we systematically reviewed neurological and neuroradiological manifestations of SARS-CoV-2 and all other known human coronavirus species (HCoV). Which lessons can we learn? We identified relevant publications (until 26 July 2020) using systematic searches in PubMed, Web of Science, and Ovid EMBASE with predefined search strings. A total of 4571 unique publications were retrieved, out of which 378 publications were selected for in-depth analysis by two raters, including a total of 17549 (out of which were 14418 SARS-CoV-2) patients. Neurological complications and associated neuroradiological manifestations are prevalent for all HCoVs (HCoV-229E, HKU1, NL63, OC43, Middle East respiratory syndrome (MERS)-CoV, SARS-CoV-1, and SARS-CoV-2). Moreover there are similarities in symptomatology across different HCoVs, particularly between SARS-CoV-1 and SARS-CoV-2. Common neurological manifestations include fatigue, headache, and smell/taste disorders. Additionally, clinicians need to be attentive for at least five classes of neurological complications: (1) Cerebrovascular disorders including ischemic stroke and macro/micro-hemorrhages, (2) encephalopathies, (3) para-/postinfectious immune-mediated complications such as Guillain-Barré syndrome and acute disseminated encephalomyelitis, (4) (meningo-)encephalitis, potentially with concomitant seizures, and (5) neuropsychiatric complications such as psychosis and mood disorders. Our systematic review highlights the need for vigilance regarding neurological complications in patients infected by SARS-CoV-2 and other HCoVs, especially since some complications may result in chronic disability. Neuroimaging protocols should be designed to specifically screen for these complications. Therefore, we propose practical imaging guidelines to facilitate the diagnostic workup and monitoring of patients infected with HCoVs.
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Affiliation(s)
- Jesper Almqvist
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
| | - Tobias Granberg
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
| | - Antonios Tzortzakakis
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department for Clinical Science, Intervention and TechnologyKarolinska InstitutetStockholmSweden
| | - Stefanos Klironomos
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
| | - Evangelia Kollia
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
| | - Claes Öhberg
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
| | - Roland Martin
- Neuroimmunology and MS Research SectionNeurology ClinicUniversity ZurichUniversity Hospital ZurichZurichSwitzerland
| | - Fredrik Piehl
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
- Center of NeurologyAcademic Specialist CenterStockholm Health ServicesStockholmSweden
- Center for Molecular MedicineKarolinska InstitutetStockholmSweden
| | - Russell Ouellette
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
| | - Benjamin V. Ineichen
- Department of NeuroradiologyKarolinska University HospitalStockholmSweden
- Department of Clinical NeuroscienceKarolinska InstitutetStockholmSweden
- Neuroimmunology and MS Research SectionNeurology ClinicUniversity ZurichUniversity Hospital ZurichZurichSwitzerland
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7
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Klatka J, Hymos A, Szkatuła-Łupina A, Grywalska E, Klatka B, Terpiłowski M, Stepulak A. T-Lymphocyte Activation Is Correlated With the Presence of Anti-EBV in Patients With Laryngeal Squamous Cell Carcinoma. In Vivo 2020; 33:2007-2012. [PMID: 31662531 DOI: 10.21873/invivo.11697] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2019] [Revised: 07/25/2019] [Accepted: 07/30/2019] [Indexed: 12/27/2022]
Abstract
BACKGROUND/AIM Chronic viral infection is an important risk factor in the development of cancer. Failure of immune response to clear the oncogenic infection can facilitate cancer progression. The aim of the present study was to analyze early and late activation of T-lymphocytes related to Epstein-Barr virus (EBV) infection by the expression of markers of activation (CD69, CD25) on the surface of T-lymphocytes (CD3+, CD4+, CD8+) in patients bearing laryngeal cancer according to absence/presence immunoglobulin G antibodies to EBV nuclear antigen (EBNA1). MATERIALS AND METHODS Thirty-three patients with laryngeal squamous cell carcinoma (LC) and 20 volunteers without cancer (control group) were enrolled in the study. Peripheral blood samples were collected from every individual. The markers of activation of T-lymphocytes were determined by flow cytometry, whereas commercial immunoenzymatic assay kits were used for detection of anti-viral capsid antigen (VCA) IgM, anti-VCA IgG, and anti-EBNA1 IgG. RESULTS Increased early activation of CD8+ and CD4+ T-lymphocytes was found in patients with LC. There was a significantly higher proportion of CD4+ and CD8+T-lymphocytes expressing CD69 antigen in patients with LC compared to the control group. The proportion of CD4+ CD25+ T-lymphocytes in patients with LC positive for anti-EBNA1 IgG and anti-VCA IgM was lower compared to patients without antibodies to VCA IgM. CONCLUSION The dysfunction of immune response in larynx cancer patients could be associated with EBV infection.
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Affiliation(s)
- Janusz Klatka
- Department of Otolaryngology and Laryngeal Oncology, Medical University of Lublin, Lublin, Poland
| | - Anna Hymos
- Department of Otolaryngology and Laryngeal Oncology, Medical University of Lublin, Lublin, Poland
| | - Anna Szkatuła-Łupina
- Department of Otolaryngology and Laryngeal Oncology, Medical University of Lublin, Lublin, Poland
| | - Ewelina Grywalska
- Department of Clinical Immunology and Immunotherapy, Medical University of Lublin, Lublin, Poland
| | - Barbara Klatka
- Department of Otolaryngology and Laryngeal Oncology, Medical University of Lublin, Lublin, Poland
| | - Michał Terpiłowski
- Department of Otolaryngology and Laryngeal Oncology, Medical University of Lublin, Lublin, Poland
| | - Andrzej Stepulak
- Department of Biochemistry and Molecular Biology, Medical University of Lublin, Lublin, Poland
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8
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Abstract
Epstein-Barr virus (EBV) is a member of the herpesvirus family that is associated with various disease manifestations, including EBV-associated colitis. There are few case reports describing hemorrhage associated with EBV colitis. We report a 61-year-old woman with acute gastrointestinal bleeding due to EBV colitis after initiation of methylprednisolone and enoxaparin for spinal cord infarction. To our knowledge, there are only a few case reports of hemorrhagic EBV colitis. Perhaps we need to have a higher suspicion for EBV in cases of colitis associated with hemorrhage even in relatively immunocompetent patients.
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9
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Blomberg J, Rizwan M, Böhlin-Wiener A, Elfaitouri A, Julin P, Zachrisson O, Rosén A, Gottfries CG. Antibodies to Human Herpesviruses in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Patients. Front Immunol 2019; 10:1946. [PMID: 31475007 PMCID: PMC6702656 DOI: 10.3389/fimmu.2019.01946] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/21/2019] [Accepted: 08/01/2019] [Indexed: 11/13/2022] Open
Abstract
Myalgic encephalomyelitis, also referred to as chronic fatigue syndrome (ME/CFS) is a debilitating disease characterized by myalgia and a sometimes severe limitation of physical activity and cognition. It is exacerbated by physical and mental activity. Its cause is unknown, but frequently starts with an infection. The eliciting infection (commonly infectious mononucleosis or an upper respiratory infection) can be more or less well diagnosed. Among the human herpesviruses (HHV-1-8), HHV-4 (Epstein-Barr virus; EBV), HHV-6 (including HHV-6A and HHV-6B), and HHV-7, have been implicated in the pathogenesis of ME/CFS. It was therefore logical to search for serological evidence of past herpesvirus infection/reactivation in several cohorts of ME/CFS patients (all diagnosed using the Canada criteria). Control samples were from Swedish blood donors. We used whole purified virus, recombinant proteins, and synthetic peptides as antigens in a suspension multiplex immunoassay (SMIA) for immunoglobulin G (IgG). The study on herpesviral peptides based on antigenicity with human sera yielded novel epitope information. Overall, IgG anti-herpes-viral reactivities of ME/CFS patients and controls did not show significant differences. However, the high precision and internally controlled format allowed us to observe minor relative differences between antibody reactivities of some herpesviral antigens in ME/CFS versus controls. ME/CFS samples reacted somewhat differently from controls with whole virus HHV-1 antigens and recombinant EBV EBNA6 and EA antigens. We conclude that ME/CFS samples had similar levels of IgG reactivity as blood donor samples with HHV-1-7 antigens. The subtle serological differences should not be over-interpreted, but they may indicate that the immune system of some ME/CFS patients interact with the ubiquitous herpesviruses in a way different from that of healthy controls.
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Affiliation(s)
- Jonas Blomberg
- Section of Clinical Microbiology, Department of Medical Sciences, Uppsala University, Uppsala, Sweden
| | - Muhammad Rizwan
- Section of Clinical Microbiology, Department of Medical Sciences, Uppsala University, Uppsala, Sweden
| | - Agnes Böhlin-Wiener
- Section of Clinical Microbiology, Department of Medical Sciences, Uppsala University, Uppsala, Sweden
| | - Amal Elfaitouri
- Department of Infectious Disease and Tropical Medicine, Faculty of Public Health, Benghazi University, Benghazi, Libya
| | - Per Julin
- Neurological Rehabilitation Clinic, Stora Sköndal, Sköndal, Sweden.,Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
| | | | - Anders Rosén
- Division of Cell Biology, Department of Clinical and Experimental Medicine, Linköping University, Linköping, Sweden
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INVESTIGATION OF MIR-BART 13 AND 15 IN PATIENTS WITH ALLERGOPATHY IN COMBINATION WITH CHRONIC EPSTEIN-BARR VIRAL INFECTION. WORLD OF MEDICINE AND BIOLOGY 2019. [DOI: 10.26724/2079-8334-2019-2-68-54-60] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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11
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Riccardi N, Rotulo GA, Castagnola E. Definition of Opportunistic Infections in Immunocompromised Children on the Basis of Etiologies and Clinical Features: A Summary for Practical Purposes. Curr Pediatr Rev 2019; 15:197-206. [PMID: 31242834 PMCID: PMC7040525 DOI: 10.2174/1573396315666190617151745] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/25/2018] [Revised: 04/15/2019] [Accepted: 04/25/2019] [Indexed: 02/08/2023]
Abstract
Opportunistic Infections (OIs) still remain a major cause of morbidity and death in children with either malignant or nonmalignant disease. OIs are defined as those infections occurring due to bacteria, fungi, viruses or commensal organisms that normally inhabit the human body and do not cause a disease in healthy people, but become pathogenic when the body's defense system is impaired. OIs can also be represented by unusually severe infections caused by common pathogens. An OI could present itself at the onset of a primary immunodeficiency syndrome as a life-threatening event. More often, OI is a therapyassociated complication in patients needing immunosuppressive treatment, among long-term hospitalised patients or in children who undergo bone marrow or solid organ transplantation. The aim of the present review is to provide a comprehensive and 'easy to read' text that briefly summarises the currently available knowledge about OIs in order to define when an infection should be considered as opportunistic in pediatrics as a result of an underlying congenital or acquired immune-deficit.
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Affiliation(s)
- Niccolò Riccardi
- Infectious Diseases Clinic, Ospedale Policlinico San Martino, University of Genoa, Genoa, Italy.,Department of Infectious - Tropical Diseases and Microbiology, IRCCS Sacro Cuore Don Calabria Hospital, Negrar di Valpolicella, Verona, Italy
| | - Gioacchino Andrea Rotulo
- Infectious Diseases Department, Istituto Giannina Gaslini Children's Hospital, University of Genoa, Geno, Italy
| | - Elio Castagnola
- Infectious Diseases Department, Istituto Giannina Gaslini, Children's Hospital, Genoa, Italy
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Mehta SK, Bloom DC, Plante I, Stowe R, Feiveson AH, Renner A, Dhummakupt A, Markan D, Zhang Y, Wu H, Scoles B, Cohen JI, Crucian B, Pierson DL. Reactivation of Latent Epstein-Barr Virus: A Comparison after Exposure to Gamma, Proton, Carbon, and Iron Radiation. Int J Mol Sci 2018; 19:ijms19102961. [PMID: 30274169 PMCID: PMC6213004 DOI: 10.3390/ijms19102961] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/15/2018] [Revised: 09/23/2018] [Accepted: 09/26/2018] [Indexed: 01/17/2023] Open
Abstract
Among the many stressors astronauts are exposed to during spaceflight, cosmic radiation may lead to various serious health effects. Specifically, space radiation may contribute to decreased immunity, which has been documented in astronauts during short- and long-duration missions, as evidenced by several changes in cellular immunity and plasma cytokine levels. Reactivation of latent herpes viruses, either directly from radiation of latently infected cells and/or from perturbation of the immune system, may result in disease in astronauts. Epstein‒Barr virus (EBV) is one of the eight human herpes viruses known to infect more than 90% of human adults and persists for the life of the host without normally causing adverse effects. Reactivation of several latent viruses in astronauts is well documented, although the mechanism of reactivation is not well understood. We studied the effect of four different types of radiation, (1) 137Cs gamma rays, (2) 150-MeV protons, (3) 600 MeV/n carbon ions, and (4) 600 MeV/n iron ions on the activation of lytic gene transcription and of reactivation of EBV in a latently infected cell line (Akata) at doses of 0.1, 0.5, 1.0, and 2.0 Gy. The data showed that for all doses used in this study, lytic gene transcription was induced and median viral loads were significantly higher for all types of radiation than in corresponding control samples, with the increases detected as early as four days post-exposure and generally tapering off at later time points. The viability and size of EBV-infected Akata cells were highly variable and exhibited approximately the same trend in time for all radiation types at 0.1, 0.5, 1.0, and 2.0 Gy. This work shows that reactivation of viruses can occur due to the effect of different types of radiation on latently infected cells in the absence of changes or cytokines produced in the immune system. In general, gamma rays are more effective than protons, carbon ions, and iron ions in inducing latent virus reactivation, though these high-energy particles did induce more sustained and later reactivation of EBV lytic gene transcription. These findings also challenge the common relative biological effectiveness concept that is often used in radiobiology for other end points.
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Affiliation(s)
| | - David C Bloom
- Department of Molecular Genetics & Microbiology, University of Florida, Gainesville, FL 32610, USA.
| | - Ianik Plante
- KBRwyle, 2400 NASA Parkway, Houston, TX 77058, USA.
| | | | | | | | - Adit Dhummakupt
- Department of Molecular Genetics & Microbiology, University of Florida, Gainesville, FL 32610, USA.
| | - Dhruv Markan
- Albert Einstein Collège of Médicine, Bronx, NY 10461, USA.
| | - Ye Zhang
- NASA Kennedy Space Center, Cape Canaveral, FL 32899, USA.
| | - Honglu Wu
- NASA Johnson Space Center, Houston, TX 77058, USA.
| | - Blaire Scoles
- Department of Molecular Genetics & Microbiology, University of Florida, Gainesville, FL 32610, USA.
| | - Jeffrey I Cohen
- Laboratory of Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
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Kalinina NM. CHRONIC FATIGUE SYNDROME: APPROACHES TO DIAGNOSTICS AND THERAPY. RUSSIAN JOURNAL OF INFECTION AND IMMUNITY 2014. [DOI: 10.15789/2220-7619-2011-3-267-270] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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15
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Infection chronique sévère à Epstein-Barr virus (EBV) et déficit immunitaire – intérêt de la corticothérapie : à propos d’un cas suivi pendant 30ans. Rev Med Interne 2013. [DOI: 10.1016/j.revmed.2013.03.011] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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No evidence for xenotropic murine leukemia-related virus infection in Sweden using internally controlled multiepitope suspension array serology. CLINICAL AND VACCINE IMMUNOLOGY : CVI 2012; 19:1399-410. [PMID: 22787191 DOI: 10.1128/cvi.00391-12] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Many syndromes have a large number of differential diagnoses, a situation which calls for multiplex diagnostic systems. Myalgic encephalomyelitis (ME), also named chronic fatigue syndrome (CFS), is a common disease of unknown etiology. A mouse retrovirus, xenotropic murine leukemia-related virus (XMRV), was found in ME/CFS patients and blood donors, but this was not corroborated. However, the paucity of serological investigations on XMRV in humans prompted us to develop a serological assay which cover many aspects of XMRV antigenicity. It is a novel suspension array method, using a multiplex IgG assay with nine recombinant proteins from the env and gag genes of XMRV and 38 peptides based on known epitopes of vertebrate gammaretroviruses. IgG antibodies were sought in 520 blood donors and 85 ME/CFS patients and in positive- and negative-control sera from animals. We found no differences in seroreactivity between blood donors and ME/CFS patients for any of the antigens. This did not support an association between ME/CFS and XMRV infection. The multiplex serological system had several advantages: (i) biotinylated protein G allowed us to run both human and animal sera, which is essential because of a lack of XMRV-positive humans; (ii) a novel quality control was a pan-peptide positive-control rabbit serum; and (iii) synthetic XMRV Gag peptides with degenerate positions covering most of the variation of murine leukemia-like viruses did not give higher background than nondegenerate analogs. The principle may be used for creation of variant tolerant peptide serologies. Thus, our system allows rational large-scale serological assays with built-in quality control.
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