H7N9 Avian Influenza

Recent News

Jun 01, 2018

News Scan for Jun 01, 2018

CDC flu risk assessment
Zika in body fluids
Polio in Afghanistan
H7N9 in Chinese poultry
Mar 19, 2018

Flu Scan for Mar 19, 2018

H7N9 avian flu vaccine trials
H9N2 cases in China
US-South Korea AI trade deal
Feb 12, 2018

News Scan for Feb 12, 2018

H7N9 case in China
Cell-based flu vaccine
NIH drug funding
Jan 24, 2018

Flu Scan for Jan 24, 2018

Flu vaccination and TB
Nanoparticle universal flu vaccine
Jan 12, 2018

News Scan for Jan 12, 2018

H7N9 death in China
Fluarix Quad for babies
Avian flu outbreaks
Vaccine-linked polio in DRC
Dec 15, 2017

News Scan for Dec 15, 2017

E coli lettuce outbreak
Netherlands detects H5N6
H7N9 and market closures
Yellow fever in Brazil, Peru
Polio in Pakistan, Syria
Dec 08, 2017

News Scan for Dec 08, 2017

Texas Zika cases
H7N9 survivor study
Avian flu in Europe, South Africa
Marburg outbreak over
Malaria in Mekong
Dec 01, 2017

News Scan for Dec 01, 2017

H7N9 warnings
Polio in Afghanistan
Meningitis outbreak
Nov 22, 2017

News Scan for Nov 22, 2017

H7N9 cluster analysis
Impact of malaria funding cuts
Cost of measles
Cholera vaccine protection
Nov 09, 2017

News Scan for Nov 09, 2017

H7N9 and early antivirals
Avian flu in Japan, Taiwan
Meningococcal decline

Resources & Literature

Resources

Jump to Recent Literature

 

Last updated Oct 8, 2014

Center of Excellence for Influenza Research and Surveillance (CEIRS) Resources

H7N9 PDF of epidemiologic curve, other case graphs, and map
PowerPoint slides of the H7N9 graphs and map

 

 


Latest Case Information

Frequently updated case list from FluTrackers
Graphs, charts, maps, and other info from FluTrackers
Healthmap.org (search for H7N9 near top)
Disease outbreak news from WHO
Graphs, charts, maps, and other info from Virology Down Under
Google case map compiled by South China Morning Post
H7N9 infographic from Bloomberg News
Genetic analysis of virus from The Lancet (May 1, 2013)

Health Agency Documents

World Health Organization (WHO)

H7N9 page
Risk assessment (Jul 4, 2013)
H7N9 overview (May 31, 2013)
Latest case update (May 29, 2013)
Candidate vaccine viruses (May 26, 2014)
Joint mission report (May 18, 2013)
Lab guidance (May 10, 2013)
Surveillance recommendations (May 10, 2013)
Frequently asked questions (Feb 14, 2014)
Preliminary assessments of age and sex distribution (Apr 22, 2013)
RT-PCR protocol for H7N9 detection (Apr 15, 2013)
Background and summary (Apr 5, 2013)
Weekly report

US Centers for Disease Control and Prevention (CDC)

H7N9 page (updated Feb 12, 2014)

Frequently asked questions
 (Sep 9, 2014)
Interim guidance on case definitions (Jan 10, 2014)
Study on risk factors (Jun 17, 2014)
Top 10 pandemic response planning tips (May 30, 2013)

Emergence of avian influenza A(H7N9) virus causing severe human illness (May 10, 2013)
Testing recommendations for possible H7N9 infection in US (Jan 24, 2014)
H7N9 images

Department of Health and Human Services (HHS)

H7N9 page

Hong Kong Centre for Health Protection (CHP)
Avian influenza page

Weekly avian influenza report

Chinese Center for Disease Control and Prevention

H7N9 page
Daily updates
Frequently asked questions
Research highlights
Health tips for travelers

European Centre for Disease Prevention and Control (ECDC)

Risk assessment (Jan 27, 2014)
Epidemiologic update (Feb 7, 2014)
Case definition and case finding algorithm (Apr 26, 2013)
Genetic analysis from Euro Surveill (Apr 18, 2013)
Detection and clinical validation guidance from Euro Surveill (Apr 18, 2013)
Avian influenza page                                                                                                                                        Laboratory preparedness in EU/EEA for detection of H7N9 from Euro Surveill (Jan 30, 2014)

Public Health Agency of Canada (PHAC)

H7N9 page 
Travel health notice (Feb 17, 2014)
Public health notice (Oct 8, 2014)
Risk assessment (Oct 8, 2014)
Infection prevention and control guidance (Jun 24, 2013)
Biosafety advisory (Mar 17, 2014)

Public Health England (PHE)

Guidance for possible cases in travelers

World Organization for Animal Health (OIE)

Frequently asked questions
Statement on key role of live-bird markets (Apr 30, 2013)

Food and Agriculture Organization (FAO)

Frequently asked questions (May 27, 2013)

American Public Health Association (APHA)

What you should know now (Apr 19, 2013 blog post)

Twitter

CIDRAP (@CIDRAP)
Helen Branswell (@HelenBranswell)
CDC: Flu (@CDCFlu)
Michael Coston (@Fla_Medic)
ECDC (@ECDC_EU)
Martin Enserink (@martinenserink)
FluTrackers.com (@FluTrackers)
Jason Gale (@jwgale)
GISAID AI Digest (@AIDigest)
Gregory Hartl (@HaertlG)
HealthMap.org (@healthmap)
Crawford Kilian (@crof)
nprGlobalHealth (@nprGlobalHealth)
Lisa Schnirring (@lisaschnirring)
Marc Sprenger (@ECDC_MSprenger)
World Health Organization (@WHO)

 

Recent Literature

Artois J, Jiang H, Wang X, et al. Changing geographic patterns and risk factors for avian influenza A(H7N9) infections in humans, China. Emerg Infect Dis 2017 (published online Dec 12)

Belser JA, Brock N, Sun X, et al. Mammalian pathogenesis and transmission of avian influenza A(H7N9) viruses, Tennessee, USA, 2017. Emerg Infect Dis 2017 (published online Oct 23)

Chen E, Wang MH, He F, et al. An increasing trend of rural infections of human influenza A (H7N9) from 2013 to 2017: a retrospective analysis of patient exposure histories in Zhejiang province, China. PLoS One 2018 Feb 15;13(2):e0193052

Chen J, Wu J, Hao S, et al. Long term outcomes in survivors of epidemic influenza A(H7N9) virus infection. Sci Rep 2017 (published online Dec 8)

Cheng W, Wang X, Shen Y, et al. Comparison of the three waves of avian influenza A(H7N9) virus circulation since live poultry markets were permanently closed in the main urban areas in Zhejiang Province July, 2014-June, 2017. Influenza Other Respir Viruses 2017 (published online Dec 15)

Dong W, Yang K, Xu Q, et al. Spatio-temporal pattern analysis for evaluation of the spread of human infections with avian influenza A(H7N9) virus in China, 2013-2014. BMC Infect Dis 2017 (published online Oct 24)

Huang DTN, Lu CY, Chi YH, et al. Adaptation of influenza A(H7N9) virus in primary human airway epithelial cells. Sci Rep 2017 (published online Sep 12)

Kile JC, Ren R, Liu L, et al. Increase in human infections with novel Asian lineage avian influenza A(H7N9) viruses during the fifth epidemic — China, October 1, 2016-August 7, 2017. (Update) MMWR 2017 Sep 8;66(35):928-32

Liu B, Havers FP, Zhou L, et al. Clusters of human infections with avian influenza A(H7N9) virus in China, March 2013 to June 2015. J Infect Dis 2017 (published online Sep 19)

Liu D, Zhang Z, He L, et al. Characteristics of the emerging chicken-origin highly pathogenic H7N9 viruses: a new threat to public health and poultry industry. J Infect 2017 (published online Sep 20)

Liu J, Xu J, Liu L, et al. Sudden emergence of human infections with H7N9 avian influenza A virus in Hubei province, central China. Sci Rep 2018 (published online Feb 6)

Liu T, Kang M, Zhang B, et al. Independent and interactive effects of ambient temperature and absolute humidity on the risks of avian influenza A(H7N9) infection in China. Sci Total Environ 2017 (published online Nov 23)

Ma MJ, Liu C, Wu MN, et al. Influenza A(H7N9) virus antibody responses in survivors 1 year after infection China, 2017. Emerg Infect Dis 2018 (published online Feb 12)

Qi W, Jia W, Liu D, et al. Emergence and adaptation of a novel highly pathogenic H7N9 influenza virus in birds and humans from a 2013-human-infecting low pathogenic ancestor. J Virol 2017 (published online Oct 25)

Qi X, An X, Jiao Y, et al. Co-circulation of multiple genotypes of influenza A (H7N9) viruses in eastern China, 2016-2017. Arch Virol 2018 (published online Mar 14)

Quan C, Shi W, Yang Y, et al. New threats of H7N9 influenza virus: the spread and evolution of highly and low pathogenic variants with high genomic diversity in wave five. J Virol 2018 (published online Mar 21)

Shi J, Deng G, Kong H, et al. H7N9 virulent mutants detected in chickens in China pose an increased threat to humans. Cell Res 2017 (published online Oct 24)

Tun YW, Gardner E, Hadrill D, et al. Emerging zoonotic influenza A virus detection in Myanmar: surveillance practices and findings. Health Secur 2017 Oct 1;15(5):483-93

Wang J, Su N, Dong Z, et al. The fifth influenza A(H7N9) epidemic: a family cluster of infection in Suzhou City of China, 2016. Int J Infect Dis 2018 (published online May 5)

Wang N, Sun M, Wang W, et al. Avian influenza (H7N9) viruses co-circulating among chickens, southern China, 2016-2017. (Letter) Emerg Infect Dis 2017 (published online Oct 31)

Wang Y, Guo Q, Yan Z, et al. Factors associated with prolonged viral shedding in patients with avian influenza A(H7N9) virus infection. J Infect Dis 2018 (published online Apr 10)

Xiang D, Irwin DM, Shen Y. The H7N9 viruses have lost most of their previous lineages in the fifth wave. J Infect 2017 (published online Nov 30)

Xiang D, Pu Z, Luo T, et al. Evolutionary dynamics of avian influenza A H7N9 virus across five waves in mainland China, 2013-2017. J Infect 2018 (published online May 25)

Xiang D, Shen X, Pu Z, et al. Convergent evolution of human-isolated H7N9 avian influenza A viruses. J Infect Dis 2018 (published online Feb 9)

Yamayoshi S, Kiso M, Yasuhara A, et al. Enhanced replication of highly pathogenic influenza A(H7N9) virus in humans. Emerg Infect Dis 2018 (published online Feb 27)

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