[Molecular surveillance shows progress in measles elimination process]

S Santibanez1, A Mankertz

  • 1Fachgebiet Masern, Mumps, Röteln und Viren bei Abwehrschwäche, Nationales Referenzzentrum Masern, Mumps, Röteln, Robert Koch-Institut, Nordufer 20, 13353, Berlin, Deutschland. santibanezs@rki.de

Insights

Global measles elimination is achievable with high vaccination rates. Genotyping measles virus strains is crucial for tracking transmission chains and supporting elimination efforts in Germany.

Area of Science:

  • Virology
  • Epidemiology
  • Public Health

Background:

  • Measles is a severe viral illness with a significant fatality rate in industrialized nations.
  • Global measles elimination is feasible through widespread vaccination with the measles, mumps, and rubella (MMR) vaccine, targeting over 95% coverage.
  • The WHO Europe region aimed for measles and rubella elimination by 2015.

Purpose of the Study:

  • To analyze the duration of measles virus transmission chains initiated by imported cases.
  • To assess the effectiveness of measles virus genotyping in assigning viruses to specific outbreaks and chains.
  • To summarize experiences and new developments in measles virus genotyping for measles elimination in Germany.

Main Methods:

  • Continuous genetic characterization (genotyping) of measles viruses since 1999.
  • Analysis of transmission chains initiated by imported measles virus.
  • Utilizing data from the German Intervention Program and the National Reference Center for Measles, Mumps, Rubella.

Main Results:

  • Genotyping is essential for assigning measles viruses to outbreaks and transmission chains.
  • Long-term surveillance and genotyping have provided valuable data for measles elimination strategies.
  • The article details experiences and advancements in measles virus genotyping within the German context.

Conclusions:

  • Effective measles elimination requires robust surveillance and genetic characterization of the virus.
  • Understanding transmission dynamics through genotyping is key to interrupting measles spread.
  • Continued genotyping efforts support national and regional measles elimination goals.

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