Results 121 to 130 of about 36,494 (213)

The use of equine influenza pseudotypes for serological screening [PDF]

open access: yes, 2012
Standard assays used for influenza serology present certain practical issues, such as inter-laboratory variability, complex protocols and the necessity for handling certain virus strains in high biological containment facilities.
Böttcher-Friebertshäuser, Eva   +5 more
core   +4 more sources

Protective effect of an inactivated avian coronavirus vaccine administered by aerosol [PDF]

open access: yesArchiv f�r die gesamte Virusforschung, 1973
The antigenicity and protective effect of 3 strains of avian infectious bronchitis virus inactivated by beta-propiolactone were studied. Chickens administered 2 doses of the inactivated Connecticut strain (IBV-46) vaccine by aerosol at 3-week intervals had significant levels of virus-neutralizing antibodies and were resistant to infection by the ...
openaire   +2 more sources

Novel Astrovirus Detected in Nasal Swabs of Sick Cattle, Mexico

open access: yes
Influenza and Other Respiratory Viruses, Volume 20, Issue 1, January 2026.
Judith U. Oguzie   +5 more
wiley   +1 more source

Extensive coronavirus-induced membrane rearrangements are not a determinant of pathogenicity [PDF]

open access: yes, 2016
Positive-strand RNA (+RNA) viruses rearrange cellular membranes during replication, possibly in order to concentrate and arrange viral replication machinery for efficient viral RNA synthesis.
A Diaz   +54 more
core   +1 more source

Complete Genome of Avian coronavirus Vaccine Strains Ma5 and BR-I

open access: yesGenome Announcements, 2017
ABSTRACT Avian coronavirus (AvCoV) is a ubiquitous multiple-serotype pathogen of poultry, and its control is mainly based on the use of vaccines. We report here the previously unknown full genomes of the Ma5 (27,652 nucleotides [nt]) and BR-I (27,618 nt) AvCoV vaccine strains of the GI-1 (Massachusetts) and GI-11 ...
Brandão, Paulo E.   +3 more
openaire   +2 more sources

Molecular Basis of the Variation Exhibited by Avian Infectious Bronchitis Coronavirus (IBV) [PDF]

open access: yes, 1990
IBV serotype-specific, virus neutralising (VN) antibody is induced by the S1 subunit of the spike (S) glycoprotein. A Portuguese isolate (Port/322/85) is considered to be an in vivo recombinant. VN tests showed that it belongs to the Massachussetts (Mass) serotype.
D, Cavanagh, P, Davis, J, Cook, D, Li
openaire   +2 more sources

Human infections associated with wild birds. [PDF]

open access: yes, 2008
IntroductionWild birds and especially migratory species can become long-distance vectors for a wide range of microorganisms. The objective of the current paper is to summarize available literature on pathogens causing human disease that have been ...
Bauchinger, Ulf   +4 more
core   +1 more source

Identification of a novel coronavirus in patients with severe acute respiratory syndrome [PDF]

open access: yes, 2003
BACKGROUND: The severe acute respiratory syndrome (SARS) has recently been identified as a new clinical entity. SARS is thought to be caused by an unknown infectious agent.
Becker, S. (Stephan)   +25 more
core   +2 more sources

The influence of season, photoperiod, and pineal melatonin on immune function. [PDF]

open access: yes, 1995
In addition to the well-documented seasonal cycles of mating and birth, there are also significant seasonal cycles of illness and death among many animal populations.
Demas, G   +3 more
core   +1 more source

Functional diversity of chemokines and chemokine receptors in response to viral infection of the central nervous system. [PDF]

open access: yes, 2006
Encounters with neurotropic viruses result in varied outcomes ranging from encephalitis, paralytic poliomyelitis or other serious consequences to relatively benign infection.
A. Meyer   +108 more
core   +1 more source

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