Results 1 to 10 of about 50,202 (247)

Pulmonary Function and Clinical Manifestations of Patients Infected with Mild Influenza A Virus Subtype H1N1: A One-Year Follow-Up. [PDF]

open access: yesPLoS ONE, 2015
To investigate the long-term effects of mild H1N1 influenza infection on the pulmonary function of a cohort of patients.Forty-eight patients, all diagnosed with influenza A virus subtype H1N1 in 2009, were retrospectively included in this study.
Wei Liu   +3 more
doaj   +5 more sources

Swine Influenza Virus Antibodies in Humans, Western Europe, 2009 [PDF]

open access: yesEmerging Infectious Diseases, 2011
Serologic studies for swine influenza viruses (SIVs) in humans with occupational exposure to swine have been reported from the Americas but not from Europe.
Nancy A. Gerloff   +8 more
doaj   +4 more sources

2009 Pandemic Influenza A Virus Subtype H1N1 Vaccination in Africa—Successes and Challenges [PDF]

open access: yesThe Journal of Infectious Diseases, 2012
To provide vaccination against infection due to 2009 pandemic influenza A virus subtype H1N1 (A[H1N1]pdm09) to resource-constrained countries with otherwise very little access to the A(H1N1)pdm09 vaccine, the World Health Organization (WHO) coordinated distribution of donated vaccine to selected countries worldwide, including those in Africa.
Richard, Mihigo   +7 more
openaire   +3 more sources

Pregnant Women Have Attenuated Innate Interferon Responses to 2009 Pandemic Influenza A Virus Subtype H1N1 [PDF]

open access: yesThe Journal of Infectious Diseases, 2012
Pregnant women are considered to have a high risk for influenza virus infection, although little is known about the biological reasons for this risk. Antiviral immunity is critical during influenza virus infection, and understanding the changes that occur during pregnancy and the effect of vaccination is essential for improving health outcomes for ...
Forbes, Rebecca L.   +3 more
openaire   +3 more sources

Age-Associated Cross-reactive Antibody-Dependent Cellular Cytotoxicity Toward 2009 Pandemic Influenza A Virus Subtype H1N1 [PDF]

open access: yesThe Journal of Infectious Diseases, 2013
During the 2009 pandemic of influenza A virus subtype H1N1 (A[H1N1]pdm09) infection, older individuals were partially protected from severe disease. It is not known whether preexisting antibodies with effector functions such as antibody-dependent cellular cytotoxicity (ADCC) contributed to the immunity observed.We tested serum specimens obtained from ...
Jegaskanda, S   +9 more
openaire   +4 more sources

CD4+ T-Cell Expansion Predicts Neutralizing Antibody Responses to Monovalent, Inactivated 2009 Pandemic Influenza A(H1N1) Virus Subtype H1N1 Vaccine [PDF]

open access: yesThe Journal of Infectious Diseases, 2012
The ability of influenza vaccines to elicit CD4(+) T cells and the relationship between induction of CD4(+) T cells and vaccine-induced neutralizing antibody responses has been controversial. The emergence of swine-origin 2009 pandemic influenza A virus subtype H1N1 (A[H1N1]pdm09) provided a unique opportunity to examine responses to an influenza ...
Nayak, Jennifer L.   +5 more
openaire   +3 more sources

Multiple reassortment events in the evolutionary history of H1N1 influenza A virus since 1918. [PDF]

open access: yesPLoS Pathogens, 2008
The H1N1 subtype of influenza A virus has caused substantial morbidity and mortality in humans, first documented in the global pandemic of 1918 and continuing to the present day.
Martha I Nelson   +11 more
doaj   +2 more sources

Delayed 2009 Pandemic Influenza A Virus Subtype H1N1 Circulation in West Africa, May 2009–April 2010 [PDF]

open access: yesThe Journal of Infectious Diseases, 2012
To understand 2009 pandemic influenza A virus subtype H1N1 (A[H1N1]pdm09) circulation in West Africa, we collected influenza surveillance data from ministries of health and influenza laboratories in 10 countries, including Cameroon, from 4 May 2009 through 3 April 2010. A total of 10,203 respiratory specimens were tested, of which 25% were positive for
Ndahwouh Talla, Nzussouo   +32 more
openaire   +3 more sources

The role of IL17 and IL17RA polymorphisms in lethal pandemic acute viral pneumonia (Influenza A virus H1N1 subtype) [PDF]

open access: yesSurgical and Experimental Pathology, 2023
Abstract Background The cytokines play an essential role in acute inflammatory processes, and the IL-17 may be responsible for ambiguous aspects, and the correlation with genetic polymorphisms could improve the search for this critical biomarker. Thus, this study aimed to evaluate the IL-17A and IL-17RA tissue expression
Liberalesso V   +15 more
europepmc   +3 more sources

Effectiveness of Monovalent 2009 Pandemic Influenza A Virus Subtype H1N1 and 2010–2011 Trivalent Inactivated Influenza Vaccines in Wisconsin During the 2010–2011 Influenza Season [PDF]

open access: yesThe Journal of Infectious Diseases, 2013
The 2009 influenza A virus subtype H1N1 (A[H1N1]pdm09) did not exhibit antigenic drift during the 2010-2011 influenza season, providing an opportunity to investigate the duration of protection after vaccination. We estimated the independent effects of 2010-2011 seasonal trivalent inactivated influenza vaccine (TIV) and A(H1N1)pdm09 vaccine for ...
Allen C, Bateman   +5 more
openaire   +3 more sources

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