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Emerging viruses and transfusion.

J P Allain1

  • 1Dept of Haematology, University of Cambridge, United Kingdom. jpa1000@cam.ac.uk

Transfusion Clinique Et Biologique : Journal De La Societe Francaise De Transfusion Sanguine
|August 14, 2001
PubMed
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New viruses emerge with technological advancements. Assessing their transfusion risk, including transmissibility and screening, is crucial for blood safety. Three new viruses have been studied since 1995.

Area of Science:

  • Virology
  • Transfusion Medicine
  • Public Health

Background:

  • Technological progress facilitates the identification of novel viruses.
  • Emerging infectious agents pose potential risks to blood supply safety.
  • Assessing transfusion-transmissible viruses is a critical public health concern.

Purpose of the Study:

  • To evaluate the relevance of newly discovered viruses to blood transfusion safety.
  • To determine key characteristics of emerging viral threats for transfusion.
  • To inform screening strategies for new infectious agents in blood donors.

Main Methods:

  • Review of scientific literature on newly identified viruses since 1995.
  • Assessment of viral transmissibility via blood transfusion.

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  • Evaluation of pathogenicity, prevalence in blood donors, and persistence.
  • Analysis of the availability and feasibility of screening assays.

    • Main Results:

    • Three novel viruses have been identified and subjected to extensive study since 1995.
    • Data on transmissibility, pathogenicity, prevalence, and persistence were compiled.
    • The development and availability of screening assays were considered for each virus.

    Conclusions:

    • Ongoing vigilance and assessment are necessary for emerging viruses in transfusion medicine.
    • Understanding viral characteristics is essential for implementing effective blood safety measures.
    • The study highlights the importance of proactive screening and risk assessment for new viral threats.