Vaccinated and non-vaccinated specified pathogen-free White Leghorn laying chickens
were challenged at peak of lay by the intravenous or oculonasal route with a virulent avian …

Avian metapneumovirus (aMPV) is a respiratory pathogen and includes four subtypes,
which are differentially distributed worldwide. In Israel, two aMPV subtypes, A and B, are …

In recent years, special attention has been paid to real-time polymerase chain reaction
(PCR) for avian metapneumovirus (AMPV) diagnosis, due to its numerous advantages over …

Avian metapneumovirus (AMPV) causes turkey rhinotracheitis and is associated with
swollen head syndrome in chickens, which is usually accompanied by secondary infections …

Nucleocapsid (N) protein is the most highly expressed of all avian metapneumovirus (aMPV)
viral proteins and stimulates a substantial immune response in infected animals. Codon …

To date, four subgroups of avian metapneumoviruses have been defined (AMPV-A, B, C and
D) based on genetic and antigenic differences. The extent of infection in the three principal …

We conducted a longitudinal study to detect and isolate avian metapneumovirus (aMPV) in
two highly productive poultry areas in Mexico. A total of 968 breeder hens and pullets from 2 …

Avian metapneumovirus (aMPV) infections are an economical issue for the poultry industry
worldwide, and have been associated with upper respiratory tract infections and reductions …

Avian metapneumovirus (aMPV) is a respiratory virus that infects a range of avian hosts,
including chickens and turkeys. Migratory and local wild birds are implicated in aMPV …

Use of real-time PCR is increasing in the diagnosis of infectious disease due to its
sensitivity, specificity, and speed of detection. These characteristics make it particularly …