The emergence, evolution and spread of infectious bronchitis virus genotype GI-23

MH Houta, KE Hassan, AA El-Sawah, MF Elkady… - Archives of …, 2021 - Springer
Avian infectious bronchitis is a contagious viral disease, caused by avian infectious
bronchitis virus (IBV), that leads to severe losses in the poultry industry all over the world …

[HTML][HTML] Effect of the flavonoid baicalein as a feed additive on the growth performance, immunity, and antioxidant capacity of broiler chickens

Y Zhou, S Mao, M Zhou - Poultry Science, 2019 - Elsevier
Baicalein, the main flavonoid extracted from the root of Scutellaria baicalensis Georgi, has
been demonstrated to exert multiple pharmacological effects, and thus could be utilized as a …

Protective efficacy of different live attenuated infectious bronchitis virus vaccination regimes against challenge with IBV variant-2 circulating in the Middle East

HA Sultan, A Ali, WK El Feil, AHI Bazid… - Frontiers in veterinary …, 2019 - frontiersin.org
Six vaccination regimes using classical (Mass-type) and variant (IB-VAR2 and IB-793B) live
vaccines were evaluated against Middle Eastern variant-2 infectious bronchitis virus …

Coronaviruses: troubling crown of the animal kingdom

AS Gozalo, TS Clark, DM Kurtz - Comparative Medicine, 2023 - ingentaconnect.com
The existence of coronaviruses has been known for many years. These viruses cause
significant disease that primarily seems to affect agricultural species. Human coronavirus …

[HTML][HTML] Protection of laying chickens against the Canadian DMV/1639 infectious bronchitis virus infection through priming with heterologous live vaccine and boosting …

MSH Hassan, A Ali, ME Mahmoud, D Altakrouni… - Virus Research, 2024 - Elsevier
The emergence of the Canadian Delmarva (DMV)/1639 infectious bronchitis virus (IBV) type
strains was associated with egg production disorders in Eastern Canadian layer operations …

Genotyping of Avian infectious bronchitis viruses in Iran (2015–2017) reveals domination of IS-1494 like virus

AM Hamadan, A Ghalyanchilangeroudi… - Virus research, 2017 - Elsevier
Avian infectious bronchitis virus (IBV) is causing major economic losses to the poultry
industry. The analysis of the S1 gene has been used to determine IBV genotype. The aim of …

Evaluation of protection and immunity induced by infectious bronchitis vaccines administered by oculonasal, spray or gel routes in commercial broiler chicks

M Al-Rasheed, C Ball, S Parthiban, K Ganapathy - Vaccine, 2023 - Elsevier
Broiler chicks' responses following combined IBV live attenuated Massachusetts and 793B
strains through gel, spray or oculonasal (ON) vaccination routes were cross-compared …

Microarray analysis of infectious bronchitis virus infection of chicken primary dendritic cells

J Lin, Z Wang, J Wang, Q Yang - BMC genomics, 2019 - Springer
Background Avian infectious bronchitis virus (IBV) is a major respiratory disease-causing
agent in birds that leads to significant losses. Dendritic cells (DCs) are specialised cells …

Evaluation of different heterologous-homologous vaccine regimens against challenge with GI-23 lineage infectious bronchitis virus

MH Houta, KE Hassan, WH Kilany, SAS Shany, A Azza… - Virology, 2024 - Elsevier
This study assesses different IBV vaccination regimens in broiler chickens using
commercially available live attenuated GI-23 (Egyptian-VAR2) and GI-1 (H120) vaccines …

Including 793/B type avian infectious bronchitis vaccine in 1-day-old chicken increased the protection against QX genotype

V Karimi, P Mohammadi… - Tropical animal health …, 2019 - Springer
Infectious bronchitis virus (IBV) is a highly infectious pathogen, which affects the respiratory
tract, reproductive system, and kidney of chickens. Many different genotypes of IBV are …