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Updated: May 5, 2026

Separation of Immune Cell Subpopulations in Peripheral Blood Samples from Children with Infectious Mononucleosis
Published on: September 7, 2022
[Infectious mononucleosis--a "childhood disease" of great medical concern]
1Institut für Medizinische Mikrobiologie, Immunologie und Parasitologie, Abteilung Pharmazeutische Mikrobiologie, Universität Bonn, Meckenheimer Allee 168, 53115 Bonn. Ingo_Stock@web.de
Abstract:
Infectious mononucleosis is usually a benign self-limiting disease, which is caused by the Epstein-Barr virus (EBV), a member of the Herpes virus family. EBV virions have a double-stranded, linear DNA genome surrounded by a protein capsid. EBV is transmitted primarily through saliva, but transmission via blood and droplets also occurs. Infectious mononucleosis is the most frequent clinical manifestation of EBV infection and occurs during primary infection with the virus. With some exceptions, only children older than 10 years, adolescents and young adults are suffering from the disease. Primary EBV infection in children up to 10 years is usually asymptomatic or shows unspecific courses. After an incubation period of up to seven weeks, a sore throat, mild fever and swollen lymph nodes in the neck area are the first signs of symptomatic infection. Further course of the disease often leads to hepatitis and swelling of the spleen. The symptoms usually subside after a few weeks, but protracted courses and clinical active infection also occur. The Epstein-Barr virus is distributed worldwide. At least 90% of all adults are seropositive to EBV. The treatment of infectious mononucleosis is mainly symptomatic, a generally effective specific therapy does not exist. A vaccine is currently not available.
Insights
Infectious mononucleosis, caused by Epstein-Barr virus (EBV), is a common illness typically presenting with sore throat and swollen lymph nodes. While usually self-limiting, effective specific treatments or vaccines are currently unavailable.
Area of Science:
- Virology
- Immunology
- Epidemiology
Context:
- Infectious mononucleosis is a common illness primarily caused by the Epstein-Barr virus (EBV), a herpesvirus.
- EBV is globally distributed, with over 90% of adults seropositive.
- Transmission occurs mainly through saliva, but also via blood and droplets.
Purpose:
- To describe the characteristics of infectious mononucleosis caused by Epstein-Barr virus.
- To outline the typical clinical manifestations, transmission routes, and epidemiology of EBV infection.
- To highlight the current limitations in specific treatment and vaccination for infectious mononucleosis.
Summary:
- Infectious mononucleosis is the most frequent clinical manifestation of primary Epstein-Barr virus (EBV) infection, predominantly affecting adolescents and young adults.
- Symptoms include sore throat, fever, and swollen lymph nodes, with potential complications like hepatitis and splenomegaly.
- The disease is generally self-limiting, with symptomatic treatment being the primary approach due to the absence of specific therapies or vaccines.
Impact:
- Provides a comprehensive overview of infectious mononucleosis for healthcare professionals and researchers.
- Highlights the widespread prevalence of EBV and the need for further research into effective treatments.
- Informs public health strategies regarding EBV prevention and management.
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