WHAT:
Researchers have actually used genetic sequencing to reveal that the 2009 global H1N1 influenza pandemic began in central Mexico, originating in pigs and spreading to humans. Mexico is not usually considered a source of novel influenza strains. The brand-new findings appear online in the diary eLIFE. They lose light on exactly how the novel virus evolved and tension the necessity for improved influenza surveillance. The research was supported by the National Institute of Allergy and Infectious Diseases, section of the National Institutes of Health,
The U.S. Centers for Ailment Regulate and Prevention estimates that nearly 300,000 individuals died international throughout the 2009-2010 flu season as the result of pandemic H1N1 infection. The pandemic H1N1 influenza virus that emerged that season was not previously known to infect individuals and is unrelated to the human seasonal H1N1 viruses that have actually circulated because 1977. Its global spread caused major health problem and death designs not typically seen in seasonal influenza infections. The brand-new study suggests that the very first human outbreak of pandemic H1N1 ensued in Mexico in early 2009; no others related swine influenza viruses had been detected in Mexico or any kind of section of the Americas.
The brand-new research suggests the have to monitor the geographical distribution of influenza type A viruses, including H1N1, in global swine populations. Future influenza pandemic preparedness will certainly require improved viral surveillance and an discovering of exactly how economic forces and worldwide trade policies affect adjustments in pet dog movements and production practices that contribute to viral outbreaks, the authors write.
ARTICLE:
I Mena, M Nelson, F Quezada-Monroy et al. Origins of the 2009 H1N1 influenza pandemic in swine in Mexico. eLIFE DOI: 10.7554/eLife.16777 (2016).
WHO:
NIAID Director Anthony S. Fauci, M.D.; David Spiro, Ph.D., chief, Influenza, SARS, and Related Viral Respiratory Diseases Section, in NIAID’s Division of Microbiology and Infectious Diseases; and Martha Nelson, Ph.D., research fellow, Fogarty worldwide Center, are offered for comment.
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CONTACT:
To routine interviews, please contact Emily Mullin, (301) 402-1663, emily.mullin@nih.gov.
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