Results 1 to 10 of about 620 (173)

Mitochondrial markers (cytochrome c oxidase subunit I and 16S ribosomal RNA) as supporting biomarkers for wild bird identification [PDF]

open access: yesVeterinary World
Background and Aim: Illegal wildlife trafficking is a critical threat to biodiversity, particularly in megadiverse countries such as Colombia. Birds, notably psittacines, are among the most targeted taxa.
Julián Marín-Villa   +5 more
doaj   +2 more sources

Verification of accuracy of qPCR method for intravital diagnostics of Macrorhabdus ornithogaster in avian droppings [PDF]

open access: yesVeterinární Medicína, 2023
The objective of this study was to verify the accuracy of the quantitative PCR (qPCR) method for in vivo detection of Macrorhabdus ornithogaster. A total of 100 faecal and gastric mucosa samples from avian cadavers were investigated, using cytological ...
L Vrbasova   +3 more
doaj   +2 more sources

An Assessment of Anti-Ganglioside Antibodies for the Diagnosis of Avian Ganglioneuritis and Potential Correlation with Gross Lesions, Microscopic Findings and Serologic Titers in Cockatiels Challenged with Parrot Bornavirus [PDF]

open access: yesAnimals
Avian ganglioneuritis is one of the most widespread diseases of psittacines and is caused by parrot bornavirus (PaBV). It has been suggested that PaBV causes a T-cell-mediated immunopathology comparable to Borna disease virus 1 (BoDV-1).
Bianca Bücking   +7 more
doaj   +2 more sources

Occurrence of bornaviruses, circoviruses and polyomaviruses in necropsy samples from parrots in Poland (2014–2024) [PDF]

open access: yesJournal of Veterinary Research
Proventricular dilatation disease (PDD) is a disease of parrots which has been known for many years, but only in 2008 was it confirmed that its cause is avian bornavirus (ABV).
Szotowska Ines, Ledwoń Aleksandra
doaj   +2 more sources

Avian Bornavirus Research—A Comprehensive Review [PDF]

open access: yesViruses, 2022
Avian bornaviruses constitute a genetically diverse group of at least 15 viruses belonging to the genus Orthobornavirus within the family Bornaviridae. After the discovery of the first avian bornaviruses in diseased psittacines in 2008, further viruses ...
Dennis Rubbenstroth
doaj   +2 more sources

Assessment of Sperm Viability and Computer-Assisted Motility Analysis in Budgerigars (Melopsittacus undulatus): Effect of Several In Vitro Processing Conditions [PDF]

open access: yesVeterinary Medicine International, 2022
In order to preserve endangered psittacine species, more basic and applied research in reproductive biology is required. Assisted reproductive technologies such as artificial insemination play an important role in parrots species conservation programs to
Manuela Madeddu   +5 more
doaj   +2 more sources

Alimentary squamous cell carcinoma in psittacines: 12 cases and review of the literature [PDF]

open access: yesJournal of Veterinary Diagnostic Investigation, 2021
Javier Asin, , Mauricio A Navarro
exaly   +2 more sources

Field diagnosis of paramyxoviral infection in psittacines [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 2021
There are about 356 species of psittacines in the world and number of people keeping parrots as pets is innumerable. In spite of the rapid growth of Indian aviculture industry, lack of proper field diagnosis of diseases in these birds is a burning issue
M.T. Rani   +3 more
doaj   +1 more source

A food interaction network between psittacines and plants in an urban area in the city of São Carlos – SP, southeastern Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2023
The Psittacidae presents a great diversity of species in the Neotropical region performing fundamental ecological functions for ecosystems. These frugivorous birds can occupy different positions in the antagonistic-mutualistic gradient of food ...
A. M. Leoni   +2 more
doaj   +1 more source

Experimental Infection of Embryonic Cells and Embryonated Eggs of Cockatiels (Nymphicus hollandicus) with Two Parrot Bornavirus Isolates (PaBV-4 and PaBV-2)

open access: yesViruses, 2022
Parrot bornavirus (PaBV) might be transmitted vertically. Cockatiel embryonic brain cells and embryonated eggs of cockatiels (ECE) were infected with PaBV-2 and PaBV-4.
Elisa Wuest   +7 more
doaj   +1 more source

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