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1. Emerging lethal infectious bronchitis coronavirus variants with multiorgan tropism

Author:
Li, Yao‐Tsun; Chen, Ting‐Chih; Lin, Shu‐Yi; Mase, Masaji; Murakami, Shin; Horimoto, Taisuke; Chen, Hui‐Wen
Source:
Transboundary and emerging diseases 2020 v.67 no.2 pp. 884-893
ISSN:
1865-1674
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; chickens; chicks; emerging diseases; genes; live vaccines; mortality; pathotypes; poultry industry; proventriculus; respiratory tract diseases; serotypes; structural proteins; tissues; tropisms; China; Japan; Taiwan;     Show all 19 Subjects
Abstract:
... Infectious bronchitis virus (IBV) causes respiratory diseases in chickens and poses an economic threat to the poultry industry worldwide. Despite vaccine use, there have been field outbreaks of IBV in Taiwan. This study aimed to characterize the emerging IBV variants circulating in Taiwan. The analysis of the structural protein genes showed that these variants emerged through frequent recombinatio ...
DOI:
10.1111/tbed.13412
PubMed:
31682070
PubMed Central:
PMC7138078

2. Validation of specific quantitative real-time RT-PCR assay panel for Infectious Bronchitis using synthetic DNA standards and clinical specimens

Author:
Mo, Jongseo; Angelichio, Michael; Gow, Lisa; Leathers, Valerie; Jackwood, Mark W.
Source:
Journal of virological methods 2020 v.276 pp. 113773
ISSN:
0166-0934
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; DNA; chickens; detection limit; genes; quantitative polymerase chain reaction; respiratory tract diseases; reverse transcriptase polymerase chain reaction; serotypes; vaccines; viruses;     Show all 12 Subjects
Abstract:
... Infectious bronchitis (IB) is a highly contagious upper respiratory tract disease of chickens caused by infectious bronchitis virus (IBV), which has various serotypes that do not cross-protect. Vaccine control strategies for this virus are only effective when designed around the currently circulating serotypes. It is essential to not only rapidly detect IBV but also to identify the type of virus c ...
DOI:
10.1016/j.jviromet.2019.113773
PubMed:
31712094
PubMed Central:
PMC7113781

3. Gga-miR-30d regulates infectious bronchitis virus infection by targeting USP47 in HD11 cells

Author:
Li, Hao; Li, Jianan; Zhai, Yaru; Zhang, Lan; Cui, Pengfei; Feng, Lan; Yan, Wenjun; Fu, Xue; Tian, Yiming; Wang, Hongning; Yang, Xin
Source:
Microbial pathogenesis 2020 v.141 pp. 103998
ISSN:
0882-4010
Subject:
Infectious bronchitis virus,   etc   ; cell lines; chickens; financial economics; genes; kidneys; microRNA; poultry industry; proteinases;     Show all 9 Subjects
Abstract:
... Avian infectious bronchitis virus (IBV) is a coronavirus which infects chickens and causes severe economic losses to the poultry industry worldwide. MicroRNAs (miRNAs) are important intracellular regulators and play a pivotal role in viral infections. In previous studies, we have revealed that IBV infection caused a significant down-regulation of gga-miR-30d expression in chicken kidneys. In prese ...
DOI:
10.1016/j.micpath.2020.103998
PubMed:
31982568
PubMed Central:
PMC7125550

4. Pathogenicity and genome changes in QX-like infectious bronchitis virus during continuous passaging in embryonated chicken eggs

Author:
Yan, Shihong; Zhao, Ye; Zhao, Jing; Cheng, Jinlong; Zhang, Guozhong
Source:
Virus research 2020 v.281 pp. 197911
ISSN:
0168-1702
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; chick embryos; chicken eggs; genetic variation; genome; live vaccines; nucleotide sequences; pathogenicity; poultry industry; signs and symptoms (animals and humans); tissue tropism; vaccine development; viral load; weight gain;     Show all 15 Subjects
Abstract:
... Infectious bronchitis (IB) remains a major problem in the global poultry industry despite the many available vaccines. Live attenuated vaccines are the most effective means of preventing IB and are traditionally generated by serial passaging of a wild strain in embryonated chicken eggs. In this study, the SZ isolate of the QX-like infectious bronchitis virus (IBV) was continuously passaged in chic ...
DOI:
10.1016/j.virusres.2020.197911

5. Expression and immunoreactivity of a recombinant multi-epitope antigen designed based on four major structural proteins of avian infectious bronchitis virus

Author:
Liu, Qing; Li, Jin; Li, Run-Li; Ma, Ye-Ting; Zhou, Peng-Lai; Gao, Wen-Wei; Ma, Hai-Li
Source:
3 Biotech 2020 v.10 no.3 pp. 86
ISSN:
2190-572X
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; Escherichia coli; Western blotting; animal models; antigens; bioinformatics; chickens; diagnostic techniques; genes; hydrophilicity; immunogenicity; inclusion bodies; molecular weight; peptides; polyclonal antibodies; probability; recombinant proteins; structural proteins;     Show all 19 Subjects
Abstract:
... The development of rapid, simple, and sensitive diagnostic methods for identification of avian infectious bronchitis virus (IBV) is crucial for the effective control of avian infectious bronchitis. In the present study, a tandemly arranged multiepitope peptide (named SEMN) was designed with four antigenic regions derived from four major structural proteins of IBV. Then, we performed codon optimiza ...
DOI:
10.1007/s13205-020-2079-8
PubMed:
32089981
PubMed Central:
PMC7000575

6. Attenuated live infectious bronchitis virus QX vaccine disseminates slowly to target organs distant from the site of inoculation

Author:
Laconi, A.; Weerts, E.A.W.S.; Bloodgood, J.C.G.; Deniz Marrero, J.P.; Berends, A.J.; Cocciolo, G.; de Wit, J.J.; Verheije, M.H.
Source:
Vaccine 2020 v.38 no.6 pp. 1486-1493
ISSN:
0264-410X
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; RNA; RNA replication; birds; chicken eggs; genotype; intestines; kidneys; live vaccines; pathogens; phenotype; poultry; protein synthesis; respiratory tract diseases; tissues; ureter; viral antigens; virulence; virus replication; viruses;     Show all 21 Subjects
Abstract:
... Infectious bronchitis (IB) is a highly contagious respiratory disease of poultry, caused by the avian coronavirus infectious bronchitis virus (IBV). Currently, one of the most relevant genotypes circulating worldwide is IBV-QX (GI-19), for which vaccines have been developed by passaging virulent QX strains in embryonated chicken eggs. Here we explored the attenuated phenotype of a commercially ava ...
DOI:
10.1016/j.vaccine.2019.11.064
PubMed:
31822427
PubMed Central:
PMC7115521

7. Zinc source modulates zootechnical characteristics, intestinal features, humoral response, and paraoxonase (PON1) activity in broilers

Author:
Chand, Naila; Zahirullah,; Khan, Rifat Ullah; Shah, Muqadar; Naz, Shabana; Tinelli, Antonella
Source:
Tropical animal health and production 2020 v.52 no.2 pp. 511-515
ISSN:
0049-4747
Subject:
infectious bronchitis,   etc   ; antibodies; aryldialkylphosphatase; body weight; broiler chickens; feed conversion; feed intake; histology; humoral immunity; immune response; intestines; villi; zinc;     Show all 13 Subjects
Abstract:
... The current experiment was performed to find the potential effect of inorganic and organic forms of zinc (Zn) on growth, intestinal histomorphology, immune response, and paraoxonase (PON1) activity in broiler. In this experiment, a total of 450 broiler chickens were assigned to four experimental and control groups. The birds received organic Zn at the rate of 50 mg/kg (OZ-50) and 60 mg/kg (OZ-60) ...
DOI:
10.1007/s11250-019-02036-4

8. Natural product-derived phytochemicals as potential agents against coronaviruses: A review

Author:
Mani, Janice S.; Johnson, Joel B.; Steel, Jason C.; Broszczak, Daniel A.; Neilsen, Paul M.; Walsh, Kerry B.; Naiker, Mani
Source:
Virus research 2020 v.284 pp. 197989
ISSN:
0168-1702
Subject:
Infectious bronchitis virus,   etc   ; Coronavirus infections; antiviral agents; antiviral properties; caffeic acid; databases; etiological agents; humans; lectins; lycorine; mortality; myricetin; polar compounds; polyphenols; quercetin; therapeutics; toxicity; traditional medicine;     Show all 18 Subjects
Abstract:
... Coronaviruses are responsible for a growing economic, social and mortality burden, as the causative agent of diseases such as severe acute respiratory syndrome (SARS), Middle East respiratory syndrome (MERS), avian infectious bronchitis virus (IBV) and COVID-19. However, there is a lack of effective antiviral agents for many coronavirus strains. Naturally existing compounds provide a wealth of che ...
DOI:
10.1016/j.virusres.2020.197989
PubMed:
32360300
PubMed Central:
PMC7190535

9. Effect of TLR agonist on infections bronchitis virus replication and cytokine expression in embryonated chicken eggs

Author:
Sharma, Bal Krishan; Kakker, Naresh Kumar; Bhadouriya, Sakshi; Chhabra, Rajesh
Source:
Molecular immunology 2020 v.120 pp. 52-60
ISSN:
0161-5890
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; Toll-like receptor 4; adaptive immunity; agonists; antiviral properties; bronchitis; chicken eggs; chickens; chorioallantoic membrane; genes; immune response; immunostimulants; inducible nitric oxide synthase; innate immunity; interferon-alpha; interferon-beta; interferon-gamma; interleukin-1beta; ligands; models; oligodeoxyribonucleotides; vaccines; viral load; virus replication;     Show all 25 Subjects
Abstract:
... Avian infectious bronchitis (IB) is an acute, highly infectious and contagious viral disease of chickens caused by avian infectious bronchitis virus (IBV) belonging to the genus Coronavirus and family Coronaviridae. It can affect all age groups of birds. The toll-like receptors (TLRs) are a major class of innate immune pattern recognition receptors that have a key role in immune response and defen ...
DOI:
10.1016/j.molimm.2020.02.001
PubMed:
32065987
PubMed Central:
PMC7112572

10. A highly pathogenic GI-19 lineage infectious bronchitis virus originated from multiple recombination events with broad tissue tropism

Author:
Hou, Yutong; Zhang, Lili; Ren, Mengting; Han, Zongxi; Sun, Junfeng; Zhao, Yan; Liu, Shengwang
Source:
Virus research 2020 v.285 pp. 198002
ISSN:
0168-1702
Subject:
Infectious bronchitis virus,   etc   ; amino acid sequences; broiler chickens; bursa of Fabricius; cecum; chicks; evolution; flocks; genes; kidneys; liver; lungs; morbidity; mortality; nucleotide sequences; proventriculus; sequence analysis; small intestine; specific pathogen-free animals; spleen; tissue tropism; tonsils; tropisms; virulence; viruses; China;     Show all 26 Subjects
Abstract:
... In the present study, an IBV strain I0305/19 was isolated from a diseased commercial broiler flock in 2019 in China with high morbidity and mortality. The isolate I0305/19 was clustered together with viruses in sublineage D of GI-19 lineage on the basis of the complete S1 sequence analysis. Isolate I0305/19 and other GI-19 viruses isolated in China have the amino acid sequence MIA at positions 110 ...
DOI:
10.1016/j.virusres.2020.198002

11. Recombinant infectious bronchitis coronavirus H120 with the spike protein S1 gene of the nephropathogenic IBYZ strain remains attenuated but induces protective immunity

Author:
Jiang, Yi; Cheng, Xu; Zhao, Xiumei; Yu, Yan; Gao, Mingyan; Zhou, Sheng
Source:
Vaccine 2020 v.38 no.15 pp. 3157-3168
ISSN:
0264-410X
Subject:
infectious bronchitis,   etc   ; Coronavirinae; antibodies; blood serum; chick embryos; chickens; chicks; cloaca; financial economics; genes; growth models; immunity; kidneys; lungs; poultry industry; reverse genetics; signs and symptoms (animals and humans); survival rate; tissues; titration; vaccination; vaccines; viral load; viruses; China;     Show all 25 Subjects
Abstract:
... Infectious bronchitis (IB) is a highly infectious viral disease responsible for major economic losses in the poultry industry. A reverse genetic vaccine is a safe, rapid, and effective method of achieving IB prevention and control. In this study, we constructed the recombinant strain, rH120-S1/YZ, using a reverse genetic system, based on the backbone of the H120 vaccine strain, with the S1 gene re ...
DOI:
10.1016/j.vaccine.2020.01.001
PubMed:
32057575
PubMed Central:
PMC7115396

12. Reverse‐transcription recombinase‐aided amplification assay for H7 subtype avian influenza virus

Author:
Wang, Suchun; Huang, Baoxu; Ma, Xuejun; Liu, Ping; Wang, Yang; Zhang, Xiaoguang; Zhu, Lin; Fan, Qingying; Sun, Yawei; Wang, Kaicheng
Source:
Transboundary and emerging diseases 2020 v.67 no.2 pp. 877-883
ISSN:
1865-1674
Subject:
Infectious bronchitis virus,   etc   ; Avian orthoavulavirus 1; Influenza A virus; RNA; avian influenza; birds; detection limit; disease outbreaks; emerging diseases; probability; quantitative polymerase chain reaction; regression analysis; reverse transcription; temperature; viruses; zoonoses; Asia;     Show all 17 Subjects
Abstract:
... H7 subtype avian influenza virus infection is an emerging zoonosis in some Asian countries and an important avian disease worldwide. A rapid and simple test is needed to confirm infection in suspected cases during disease outbreaks. In this study, we developed a reverse‐transcription recombinase‐aided amplification assay for the detection of H7 subtype avian influenza virus. Assays were performed ...
DOI:
10.1111/tbed.13411

13. Co-infections of chickens with avian influenza virus H9N2 and Moroccan Italy 02 infectious bronchitis virus: effect on pathogenesis and protection conferred by different vaccination programmes

Author:
Belkasmi, Sakhia F. Z.; Fellahi, Siham; Touzani, Charifa Drissi; Faraji, Fatima Zahra; Maaroufi, Imane; Delverdier, Maxence; Guérin, Jean-Luc; Fihri, Ouafaa Fassi; El Houadfi, Mohammed; Ducatez, Mariette F.
Source:
Avian pathology 2020 v.49 no.1 pp. 21-28
ISSN:
1465-3338
Subject:
Infectious bronchitis virus,   etc   ; Influenza A virus; avian influenza; chickens; disease progression; inactivated vaccines; laboratory experimentation; live vaccines; mixed infection; pathogenicity; signs and symptoms (animals and humans); specific pathogen-free animals; vaccination; viruses; Morocco;     Show all 15 Subjects
Abstract:
... Since the emergence of low pathogenic avian influenza (LPAI) H9N2 viruses in Morocco in 2016, severe respiratory problems have been encountered in the field. Infectious bronchitis virus (IBV) is often detected together with H9N2, suggesting disease exacerbation in cases of co-infections. This hypothesis was therefore tested and confirmed in laboratory conditions using specific-pathogen-free chicke ...
DOI:
10.1080/03079457.2019.1656328

14. Infectious bronchitis virus Mass-type (GI-1) and QX-like (GI-19) genotyping and vaccine differentiation using SYBR green RT-qPCR paired with melting curve analysis

Author:
Laconi, Andrea; Berends, Alinda J.; de Laat, Esther C.H.; Urselmann, Tara A.P.M.P.; Verheije, Hélène M.
Source:
Journal of virological methods 2020 v.275 pp. 113771
ISSN:
0166-0934
Subject:
Infectious bronchitis virus,   etc   ; chickens; diagnostic techniques; financial economics; genome; genotype; genotyping; live vaccines; melting; melting curve analysis; poultry industry; quantitative polymerase chain reaction; reverse transcriptase polymerase chain reaction; vaccination; viruses;     Show all 15 Subjects
Abstract:
... Infectious Bronchitis Virus (IBV) is a highly contagious virus of chicken, causing huge economic losses in the poultry industry. Many genotypes circulate in a given area, and optimal protection relies on vaccination with live attenuated vaccines of the same genotype. As these live vaccines are derived from field viruses and circulate, understanding the prevalence of different IBV genotypes in any ...
DOI:
10.1016/j.jviromet.2019.113771
PubMed:
31712091
PubMed Central:
PMC7113787

15. Delmarva (DMV/1639) Infectious Bronchitis Virus (IBV) Variants Isolated in Eastern Canada Show Evidence of Recombination

Author:
Hassan, Mohamed S. H.; Ojkic, Davor; Coffin, Carla S.; Cork, Susan C.; van der Meer, Frank; Abdul-Careem, Mohamed Faizal
Source:
Viruses 2019 v.11 no.11
ISSN:
1999-4915
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; chickens; evolution; genes; genomics; nucleotide sequences; sequence homology; vaccines; viruses; Ontario;     Show all 11 Subjects
Abstract:
... Infectious bronchitis virus (IBV) infection in chickens can lead to an economically important disease, namely, infectious bronchitis (IB). New IBV variants are continuously emerging, which complicates vaccination-based IB control. In this study, five IBVs were isolated from clinical samples submitted to a diagnostic laboratory in Ontario, Canada, and subjected to detailed molecular characterizatio ...
DOI:
10.3390/v11111054
PubMed:
31766215
PubMed Central:
PMC6893544

16. Spotlight on avian pathology: infectious bronchitis virus

Author:
de Wit, J. J. (Sjaak); Cook, Jane K. A.
Source:
Avian pathology 2019 v.48 no.5 pp. 393-395
ISSN:
1465-3338
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; bacterial infections; chickens; inactivated vaccines; live vaccines; vaccination;     Show all 7 Subjects
Abstract:
... Infectious bronchitis is a highly infectious disease of the domestic chicken of all ages and type, affecting the respiratory, renal and reproductive systems. Secondary bacterial infections are common and have a serious economic and welfare impact. Many genotypic and serotypic variants of infectious bronchitis virus (IBV) exist worldwide, making diagnosis difficult, and challenging control strategi ...
DOI:
10.1080/03079457.2019.1617400

17. Correction to: Efficacy of H120 and Ma5 avian infectious bronchitis vaccines in early challenge against QX strain

Author:
Karimi, Vahid; Ghalyanchilangeroudi, Arash; Hashemzadeh, Masoud; Rahimi, Forough; Zabihi Petroudi, MohammadTaha; Farahani, RezaKH; Maghsoudloo, Hossein; Abdollahi, Hamed
Source:
Virusdisease 2018 v.29 no.1 pp. 127
ISSN:
2347-3584
Subject:
infectious bronchitis,   etc   ; birds; vaccines;     Show all 3 Subjects
Abstract:
... In the original publication, there is an error in the article title. It should be corrected as ‘Efficacy of H120 and Ma5 avian infectious bronchitis vaccines in early challenge against QX strain’. Also, ‘OX strain’ should be changed to ‘QX strain’ throughout the article. ...
DOI:
10.1007/s13337-018-0420-1
PubMed:
29608205
PubMed Central:
PMC5877848

18. Pathogenicity of a GI-22 genotype infectious bronchitis virus isolated in China and protection against it afforded by GI-19 vaccine

Author:
Zhao, Ye; Xie, Deqiong; Zhang, Keran; Cheng, Jinlong; Xu, Gang; Zhang, Guozhong
Source:
Virus research 2019 v.267 pp. 59-66
ISSN:
0168-1702
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; bursa of Fabricius; chickens; genotype; kidneys; morality; pathogenicity; phylogeny; specific pathogen-free animals; vaccines; China;     Show all 12 Subjects
Abstract:
... Avian infectious bronchitis (IB) is a globally circulating bird disease caused by infectious bronchitis virus (IBV). In China, the most prevalent IBV genotype is GI-19/QX-like because the protective efficiency of the classical IBV vaccine is low, and new GI-19 vaccines are under development. In 2018, a GI-22 genotype strain CK/CH/LGD/2018 (abbreviated ‘LGD’) was isolated in northern China, which c ...
DOI:
10.1016/j.virusres.2019.05.006
PubMed:
31082454
PubMed Central:
PMC7172295

19. In vitro antiviral activity of fifteen plant extracts against avian infectious bronchitis virus

Author:
Lelešius, Raimundas; Karpovaitė, Agneta; Mickienė, Rūta; Drevinskas, Tomas; Tiso, Nicola; Ragažinskienė, Ona; Kubilienė, Loreta; Maruška, Audrius; Šalomskas, Algirdas
Source:
BMC veterinary research 2019 v.15 no.1 pp. 178
ISSN:
1746-6148
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; RNA; antiviral properties; birds; cytopathogenicity; cytotoxicity; genotype; medicinal plants; mutation; plant extracts; quantitative polymerase chain reaction; serotypes; viruses;     Show all 14 Subjects
Abstract:
... BACKGROUND: Avian infectious bronchitis (IB) is a disease that can result in huge economic losses in the poultry industry. The high level of mutations of the IB virus (IBV) leads to the emergence of new serotypes and genotypes, and limits the efficacy of routine prevention. Medicinal plants, or substances derived from them, are being tested as options in the prevention of infectious diseases such ...
DOI:
10.1186/s12917-019-1925-6
PubMed:
31142304
PubMed Central:
PMC6540435

20. Infectious Bronchitis Virus Immune Responses in the Harderian Gland upon Initial Vaccination

Author:
Zegpi, R. A.; Breedlove, C.; Gulley, S.; Toro, H.
Source:
Avian diseases 2019 v.64 no.1 pp. 92-95
ISSN:
0005-2086
Subject:
Infectious bronchitis virus; infectious bronchitis,   etc   ; CD4-positive T-lymphocytes; antibodies; antibody formation; blood serum; chickens; cytotoxicity; immunoglobulin A; vaccination; vaccines; viruses;     Show all 12 Subjects
Abstract:
... In recent years, Arkansas Delmarva Poultry Industry (ArkDPI)–derived infectious bronchitis (IB) virus (IBV) vaccines have been used to characterize the immune responses of chickens subsequent to vaccination on day of hatch or beyond. Perhaps because ArkDPI vaccines display increased heterogeneity, the results on cell immune responses have shown ambiguity. In the current study, we investigated the ...
DOI:
10.1637/0005-2086-64.1.92