Results 81 to 90 of about 148,707 (154)

Intranasal Mosaic H1N1 Live Attenuated Influenza Vaccine Elicits Broad Cross‐Reactive Immunity and Protection Against Group 1 and 2 Influenza A Viruses

open access: yesMedComm, Volume 6, Issue 12, December 2025.
Our study introduces the mosaic H1N1 LAIV, an intranasal broad‐spectrum influenza vaccine that integrates the mosaic antigen design with LAIV technology. Intranasal boosting in mice elicits robust mucosal, humoral, and cellular immunity, as well as provides extensive protection against both homologous and heterologous influenza strains.
Ximeng Ma   +16 more
wiley   +1 more source

Genetic evolution of influenza H9N2 viruses isolated from various hosts in China from 1994 to 2013

open access: yesEmerging Microbes and Infections, 2017
Influenza H9N2 subtype viruses and their reassortants (such as H7N9) are posing increasing threats to birds and humans in China. During 2009–2013, multiple novel subtype viruses with H9N2 original genes emerged in China.
Chong Li   +14 more
doaj   +1 more source

Oral pretreatment with Escherichia coli Nissle 1917 enhances the host's defense against influenza A virus infection

open access: yesmLife, Volume 4, Issue 6, Page 664-680, December 2025.
Abstract Influenza A viruses (IAVs) pose a significant threat to global health, causing annual epidemics and occasional pandemics with substantial morbidity and mortality. Despite the availability of vaccines and antiviral therapies, the development of novel preventive and therapeutic strategies remains a critical research focus.
Di Wang   +7 more
wiley   +1 more source

Vaccination with inactivated virus against low pathogenic avian influenza subtype H9N2 does not prevent virus transmission in chickens

open access: yes, 2021
H9N2 subtype avian influenza has spread dramatically in China ever since first reported in the 1990s. A national vaccination program for poultry was initiated in 1998.
Zejun Li   +17 more
core   +1 more source

Histologic lesions and tissue tropism of H9N2 avian influenza virus in broiler chickens

open access: yesIranian South Medical Journal, 2008
Background: Avian influenza virus (AIV) subtype (H9N2), not only causes great economic losses in poultry industry of the Middle East countries, but also has some public health significance as well.
Mohammad Hadi Hadipour   +3 more
doaj  

Genetical Evaluation of resistance to amantadine in H9N2 Avian influenza virus in Iran between 1998 to 2009 [PDF]

open access: yesĀsīb/shināsī-i Darmāngāhī-i Dāmpizishkī, 2012
Spread of an epidemic of avian influenza in 1998 in Iran was the cause of many deaths on farms. Research shows that made the emergence of this epidemic of avian influenza virus subtype H9N2.
doaj  

Subtype analysis of Blastocystis isolates in Swedish patients. [PDF]

open access: yes, 2012
Blastocystis is a genetically diverse and widespread intestinal parasite of animals and humans with controversial pathogenic potential. At least nine subtypes of Blastocystis have been found in humans.
Clark, G. C.,   +9 more
core   +1 more source

From transmission to evolution: low pathogenic avian influenza (LPAI) H9N2 evolving under poultry vaccination

open access: yes, 2021
The current pandemic reminds us of the shadow of flu caused by avian influenza viruses, which keep circulating and cause outbreaks all over the world. There are two problems with avian influenza viruses (AIVs) that cause flu in poultry: pathogenicity in ...
Cui, Hongrui
core   +1 more source

Isolation of H9N2 Subtype of Avian Influenza Viruses during an Outbreak

open access: yes, 2002
Avian influenza is an important disease of poultry with the potential to cause major epidemics resulting in significant economic losses. The presence of avian influenza viruses (AIV) in chickens in Iran has not been previously reported.
Mohammad Hassan   +2 more
core   +1 more source

Gut microbiota modulates type I interferon and antibody-mediated immune responses in chickens infected with influenza virus subtype H9N2

open access: yes, 2018
Commensal gut microbes play a critical role in shaping host defences against pathogens, including influenza viruses. The current study was conducted to assess the role and mechanisms of action of commensal gut microbiota on the innate and antibody ...
K. Taha-Abdelaziz   +7 more
core   +1 more source

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