Results 21 to 30 of about 21,236,807 (169)

Recovery of Recombinant Avian Paramyxovirus Type-3 Strain Wisconsin by Reverse Genetics and Its Evaluation as a Vaccine Vector for Chickens

open access: yesViruses, 2021
A reverse genetic system for avian paramyxovirus type-3 (APMV-3) strain Wisconsin was created and the infectious virus was recovered from a plasmid-based viral antigenomic cDNA.
Mohamed A. Elbehairy   +2 more
doaj   +1 more source

Detection of Velogenic Avian Paramyxoviruses in Rock Doves in New York City, New York

open access: yesMicrobiology Spectrum, 2022
Avian paramyxovirus 1 (APMV-1), also known as Newcastle disease virus (NDV), causes severe and economically important disease in poultry around the globe. Although a limited amount of APMV-1 strains in urban areas have been characterized, the role of the
Isabel Francisco   +11 more
doaj   +1 more source

Molecular detection and characterisation of avian paramyxovirus type 1 in backyard chickens and pigeons in Alzintan city of Libya [PDF]

open access: yesOpen Veterinary Journal, 2018
Avian paramyxovirus-1 (APMV-1) is the causative agent of Newcastle Disease which affects many species of birds leading to high mortality and heavy economic losses among poultry industry worldwide.
Abdulwahab Kammon   +3 more
doaj   +1 more source

In Vitro Antiviral Activity of Green Tea Polyphenon-60 against Avian Paramyxoviruses

open access: yesVeterinary Medicine International, 2021
Avian paramyxoviruses (APMVs) have caused an economically significant drop in global domestic poultry production because of their high morbidity and mortality rates.
Hang Minh Pham
doaj   +1 more source

Immunogenicity and protection efficacy evaluation of avian paramyxovirus serotype-1 (APMV-1) isolates in experimentally infected chickens [PDF]

open access: yesAvian Pathology, 2017
Vaccine failures after Newcastle disease vaccination with the current commercial vaccines have been reported and are associated with many factors, including genotypic and antigenic differences between vaccine and outbreak strains, although all APMV-1 members belong to one serotype.
John Bosco, Omony   +6 more
openaire   +2 more sources

Avian Paramyxovirus Type 1 in Egypt: Epidemiology, Evolutionary Perspective, and Vaccine Approach

open access: yesFrontiers in Veterinary Science, 2021
Avian orthoavulavirus 1, formerly known as avian paramyxovirus type-1 (APMV-1), infects more than 250 different species of birds. It causes a broad range of clinical diseases and results in devastating economic impact due to high morbidity and mortality ...
Shimaa M. G. Mansour   +8 more
doaj   +1 more source

Revolving ATPase motors as asymmetrical hexamers in translocating lengthy dsDNA via conformational changes and electrostatic interactions in phi29, T7, herpesvirus, mimivirus, E. coli, and Streptomyces

open access: yesExploration, Volume 3, Issue 2, April 2023., 2023
The revolving DNA motors of ATPase have been found in viruses (phi29, T7, herpesvirus, and mimivirus) and bacteria (E. coli and Streptomyces). The motors made of asymmetrical 6 subunits translocate lengthy double‐stranded (ds)DNA. The dsDNA is moved in a circular motion around the inner surface of the motor channel subunits.
Tao Weitao   +2 more
wiley   +1 more source

Virus shedding in co-infections of low pathogenic avian influenza virus ( H6N2 ) and lentogenic newcastle disease virus (La Sota) in Numida Meleagris [PDF]

open access: yesTrakia Journal of Sciences, 2017
An experiment was conducted to evaluate the effect of a low-pathogenic H6N2 avian influenza A viral strain (LPAIV strain H6N2) on subsequent (after 3 days) vaccination with a lentogenic avian paramyxovirus serotype 1 strain La Sota (APMV-1 strain La Sota)
Iv. Zarkov, Al. Valchev
doaj   +1 more source

Registration of seven powdery mildew‐resistant wild hop germplasm lines

open access: yesJournal of Plant Registrations, Volume 17, Issue 1, Page 171-179, January 2023., 2023
Abstract Cultivation of common hop (Humulus lupulus L.) has increased dramatically during the past decade, with the primary growth occurring in the Pacific Northwest of the United States. A major limitation to hop production is hop powdery mildew [caused by Podosphaera macularis (Wallr.) Braun & Takam].
Joshua S. Havill   +4 more
wiley   +1 more source

Phylogeny and Pathogenicity of Subtype XIIb NDVs from Francolins in Southwestern China and Effective Protection by an Inactivated Vaccine

open access: yesTransboundary and Emerging Diseases, Volume 2023, Issue 1, 2023., 2023
Most genotype XII newcastle disease viruses (NDVs) were isolated from poultry, chickens, or geese, with the exception of one subtype, XIIa NDV, which was isolated from a peacock. Here, two subtype XIIb NDVs, francolin/China/GX01/2017 and francolin/China/GX02/2017 (GX01 and GX02 hereafter), were isolated from francolins, which are resident birds in ...
Tingting Zeng   +12 more
wiley   +1 more source

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