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Volume 12, Number 1—January 2006
THEME ISSUE
Influenza
Prevention

Vaccines and Antiviral Drugs in Pandemic Preparedness

Arnold S. Monto*Comments to Author 
Author affiliation: *University of Michigan School of Public Health, Ann Arbor, Michigan, USA

Main Article

Table

Influenza A subtypes in humans

Year of recognition Old terminology Molecular antigenic terminology
1889 H2*
1902 H3*
1918 Swine influenza H1N1
1932 A0 H1N1
1947 A prime H1N1
1957 Asian H2N2
1968 Hong Kong H3N2
1976 Swine H1N1†
1977 Russian H1N1

*Unknown N subtype.
†Limited human-to-human transmission.

Main Article

Page created: February 16, 2012
Page updated: February 16, 2012
Page reviewed: February 16, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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