Биологические науки список научных статей
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Biochemical Properties and Cell Culture Affinity of Fowl Adenovirus Serotype-4 Strains Isolated from the Oviducts of Layer Hens in East Japan
In the present study, the biochemical properties of two fowl adenovirus serotype-4 (FAdV4) sample strains were determined. These were previously isolated from the oviducts of laying chickens from two layer operations in East Japan, namely M and Y farms. Tests for stability and sensitivity,...
2021 / Fletcher Padilla Del Valle, Sherwin Ibasco Camba, Dennis Villaseñor Umali, Kazumi Sasai, Kazutoshi Shirota, Hiromitsu KatohScopusAGRISRSCI -
Erythroplastids of Duck Blood Produced by Cytokinesis, Lysis, and Amitosis
The aim is to describe anuclear erythrocytes (erythroplastids), pyrenocytes (small nucleated daughter erythrocytes), and amitosis (division without chromosomes or a spindle apparatus) of the commercial duck. Wright-Giemsa-stained blood samples came from ducks between 2 and 22 weeks of age. The...
2021 / Paul Francis CotterScopusAGRISRSCI -
Serological Detection of Antibodies Against Chlamydophila psittaci Infection in Pet Parrots of Guatemala City
Avian chlamydiosis (AC), caused by Chalmydophila psittaci (C. psittaci), is a relevant zoonotic disease transmitted to humans through psitassine or pet birds. Guatemala is a megadiverse country where parrots are commonly kept as pets. Considering such a situation and the fact that respiratory...
2021 / Estefany De León-Robles, Dennis Guerra-Centeno, Josselin Brizo-Murillo, Sergio Menéndez-Medina, José Guzmán Y Guzmán, Francisco Girón De León, Lesther Aguilar-PaizScopusAGRISRSCI -
Isolation and Molecular Characterization of Rabbit Haemorrhagic Disease Virus Strains Circulating in Rabbit Population Using Sequencing and Phylogenetic Analysis in Upper Egypt
Rabbit hemorrhagic disease (RHD) is a contagious viral disease that threatens rabbit farms locally and globally. The disease causative agent is the RHD virus (RHDV) of the family Caliciviridae. The present study aimed to identify and characterize RHDV strains currently circulating in Upper Egypt...
2021 / Samah El Sayed Ali Abodalal, Mohammed Shaker Abdel Hafez, Eman Abd El-Munem Shosha, Fatma Fadal Warda, Naglaa Mohammed HagagScopusAGRISRSCI -
Detection of Avian Influenza Anti-H5 Maternally-derived Antibodies and Its Impact on Antibody-mediated Responses in Chickens after In Vivo Administration of Inactivated H5N9 Vaccine
In the current study, two experiments were performed to ascertain the existence of avian influenza H5 maternally-derived antibodies (MDA) in chickens and evaluate their effects on the humoral immune responses of chickens vaccinated with a commercial oil-emulsion inactivated avian influenza H5N9...
2021 / Abubakar Ojone Woziri, Clement Adebajo Meseko, Faridah Ibrahim Nasir, Khadijat Abdulkarim, Mohammed Babashani, Folorunso Oludayo Fasina, Jibril Adamu, Paul Ayuba AbduScopusAGRISRSCI -
Micropathology of the Internal Organs of Japanese Quails Naturally Infected with Eimeria tenella
Сoccidiosis is a protozoan disease caused by Eimeria bateri (E. bateri), Eimeria tsunodai (E. tsunodai), Eimeria uzura (E. uzura), Eimeria tenella (E. tenella), Eimeria necatrix (E. necatrix), and Eimeria acervulina (E. acervulina). The goal of the current study was to explore the micropathology of ...
2021 / Oleksandr Rudik, Tetiana Kot, Svitlana Guralska, Yuriy Dovhiy, Olena ZhytovaScopusAGRISRSCI -
Multiple Outbreaks and Clinico-pathological Features of Highly Pathogenic Avian Influenza H5N1 and H5N8 in Poultry Farms in Jos Metropolis, Plateau State, Nigeria
Outbreaks of highly pathogenic avian influenza (HPAI) in Nigeria have been reoccurring since 2015 after the country was declared free of HPAI H5N1 in 2010. Beginning from January 26, 2021, the first suspected case of HPAI from a 4-week-old broiler/cockerel flock was reported to the Veterinary...
2021 / Negedu Onogu Ameji, Oludotun Olubusola Oladele, Alexander Ray Jambalang, Adanu Williams Adanu, Chinonyerem Nkemakolam Chinyere, Clement Adebajo Meseko, Lami Hannatu LombinScopusAGRISRSCI -
Genetic Polymorphism in the Promoter and 5´ UTR of HSP-70 Gene in Three Strains of Indigenous Tswana Chickens and Commercial Broilers
The current study was conducted to investigate sequence polymorphisms in the promoter, 5´untranslated regions (UTR), and partial exon regions of chicken HSP-70 gene in the normal (n = 24), naked neck (n = 22), and dwarf (n = 12) strains of indigenous Tswana chickens relative to the commercial...
2021 / James Buttie Machete, Patrick Monametsi Kgwatalala, Goitseone Malambane, Shalaulani James Nsoso, John Cassius MorekiScopusAGRISRSCI -
Sequencing Analysis of Local Avian Coronavirus Isolated from Infected Broiler Chickens in Babylon Province, Iraq
Infectious bronchitis (IB) is one of the important contagious diseases in the poultry industry, through which genome alternation can lead to a newly modified IB strain. Many IB outbreaks in recent years have occurred in Babylon, Iraq, even with the implementation of a vaccination program....
2021 / Haider Abass Al-Saegh, Haider Tuma Kaab, Samer Sadeq Hameed, Husam Muhsen AbdulwahabScopusAGRISRSCI -
Molecular Detection of Infectious Bursal Disease Virus in Broiler Chickens of Diyala Province, Iraq
Many broiler chickens farms in Diyala Province, Iraq, have shown clinical signs of infectious bursal disease virus (IBDV) in broiler chickens, including depression of birds, petechial hemorrhage in muscles of the thigh, and swollen bursa. Therefore, in the current study, necropsy samples (liver,...
2021 / Amer Khazaal Al-Azzawi, Ammar Taleb Nasser, Karim Sadun Al-AjeeliScopusAGRISRSCI -
Pathotypic, Molecular, and Serological Response of Specific-pathogen-free Chickens Inoculated by Three Very Virulent Infectious Bursal Disease Virus Strains
Three field strains of infectious bursal disease virus (IBDV) were isolated in 2015 from the bursa of Fabricius of affected broiler chickens originating from Moroccan broiler farms and were characterized as very virulent IBDV. Thus, the aim of this study was to investigate the pathogenicity of the...
2021 / Maryame Cheggag, Ghizlane Sebbar, Khalil Zro, Loutfi Chafiqa, Mohamed Mouahid, Mohammed El Houadfi, Faouzi KichouScopusAGRISRSCI -
Intervention Strategies for Controlling Poultry Coccidiosis: Current Knowledge
Poultry coccidiosis is considered one of the most important continuous threats that frustrates the poultry industry around the world and causes serious adverse effects on poultry productivity. Accordingly, this article comprehensively reviewed the recent control strategies that are applied against...
2021 / Wafaa A. Abd El-GhanyScopusAGRISRSCI -
Morphological and Molecular Characterization of Coccidiosis in Local Chickens of Mekong Delta in Vietnam
Eimeria species are causative pathogens considered as a tremendous threat to the poultry industry in Vietnam. Sufficient assessment of the coccidiosis prevalence is critical for improving the prophylaxis strategies to control the disease. The objective of the current study was to investigate the...
2021 / Hung Huu Nguyen, Trung Van Le, Tien Ai Lu, Tran Nguyen-Ho-BaoScopusAGRISRSCI -
Serological and Molecular Detection of Local Infectious Bronchitis Virus in Vaccinated Broiler Chickens in Diyala Governorate, Iraq
The infectious bronchitis virus (IBV) is one of the most important Coronaviridae viruses, infecting the upper respiratory tract of chickens and leading to considerable losses in the poultry industry across the globe. Many outbreaks have recently occurred among IBV-vaccinated chicken farms in the...
2022 / Karrar A Jasim, Amer K Al-Azzawi, Talib J Kadhim, Karim S Al-AjeeliScopusAGRISRSCI -
Phenotypic Characters and TYRP1 Polymorphism of F4 Golden Kamper Hybrid Chickens (Gallus gallus domesticus Linnaeus, 1758)
Golden Kamper is a local meat-typed chicken with four generations of Pelung male and Layer female selective breeding. This chicken has various plumage colors and patterns. Therefore, the desired plumage color is red barred plumage (B1). In chickens, the missense mutation in the...
2022 / Gilang Ilham Firmansyah, Ayudha Bahana Ilham Perdamaian, Budi Setiadi DaryonoScopusAGRISRSCI -
Genetic Characterization of Co-circulated Classic and Very Virulent Infectious Bursal Disease Viruses in Commercial Broiler Flocks of Egypt
In recent years, the reintroduction of the infectious bursal disease virus (IBDV), particularly its severe strains, has imposed considerable cost on the Egyptian poultry industry. The goal of the current study was to investigate the molecular features of IBDV in Egypt from June 2019 to April 2021....
2022 / Ali Zanaty, Zeinab Mossad, Mahmoud Said, Mohamed Samy, Fatma Amer, Neveen Rabie, Mohamed Ahmed SolimanScopusAGRISRSCI -
A Microscopic Study on Morphology of Reactive Thrombocytes in Duckling
Thrombocytes, well known as important clotting factors, and now known to be important as phagocytic cells, might benefit the study of the avian hemogram. Therefore, blood was sampled from 4 late-stage embryos at embryo day 24, and 4 one-day-old hatchlings (d1), and 5 female ducks aged 59 weeks...
2022 / Paul F. CotterScopusAGRISRSCI -
Effect of Hybrid Nanomaterial of Copper-Chitosan against Aflatoxigenic Fungi in Poultry Feed
In the past decades, the application of nanotechnology indicated significant improvements in animal health. In the present work, 60 samples of poultry feeds were examined, including 20 samples for each yellow corn, soya bean, and processed feed. The prevalence of total fungi was reported as 100%,...
2022 / Atef Abdelaziz Hassan, Noha Hassan Oraby, Manal Mohamad El-Mesalamy, Rasha Mahmoud Hamza Sayed-ElahlScopusAGRISRSCI -
Identification of Adeno-associated Virus in Muscovy Ducks with Chronic Diarrhea
Adeno-associated viruses (AAVs) are defective members of the genus Dependoparvovirus. Waterfowl parvoviruses, another member of the Dependoparvovirus, were found to be the closest relative of AAVs. This study was performed to identify the genetic changes that may occur to goose parvovirus (GPV) in...
2022 / Hamdi Mohamed Sallam, Ali Mahmoud ZanatyScopusAGRISRSCI -
Campylobacteriosis in Poultry: A Review
Campylobacter is common in poultry, including layer and broiler chickens, geese, ducks, and turkeys. This review aimed to emphasize the prevalence of campylobacteriosis, recent poultry diagnoses, and strict prevention measures. Campylobacter species colonize the intestines of poultry and waterfowl...
2023 / Sabry A. S. Sadek, Raafat M. Shaapan, Ashraf M.A. BarakatScopusAGRISRSCI