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1. Comparative analysis of key immune protection factors in H9N2 avian influenza viruses infected and immunized specific pathogen–free chicken

Author:
Xu, Chenggang,   et al.   ; Dai, Manman; Li, Shibing; Keyi Shi,; Sun, Hui; Zhao, Li; Deshui Yu,; Liao, Jiayu; Liao, Ming;     Show all 9 Authors
Source:
Poultry science 2021 v.100 no.1 pp. 39-46
ISSN:
0032-5791
Subject:
CD4-positive T-lymphocytes; CD8-positive T-lymphocytes; Influenza A virus; antibodies; chickens; cytokines; flocks; gene expression; genes; immune response; immunization; inactivated vaccines; lungs; China
Abstract:
... H9N2 avian influenza viruses (AIV) continue to circulate in vaccinated chicken flocks in China, which prompted us to investigate the differential immune protection factors induced by H9N2 AIV infection and immunization for analyzing the reason of protection deficiency of H9N2 AIV inactivated vaccine. In this study, we firstly explored virus-induced optimal immune responses in chicken after H9N2 AI ...
DOI:
10.1016/j.psj.2020.09.080

2. Phylogenetic analysis of infectious bronchitis virus circulating in southern China in 2016–2017 and evaluation of an attenuated strain as a vaccine candidate

Author:
Xu, Chenggang,   et al.   ; Chen, Libin; Xiang, Bin; Hong, Yanfen; Li, Qian; Du, Haoyun; Lin, Qiuyan; Liao, Ming; Ren, Tao;     Show all 9 Authors
Source:
Archives of virology 2021 v.166 no.1 pp. 73-81
ISSN:
0304-8608
Subject:
Infectious bronchitis virus; chicken eggs; chickens; farms; genotype; infection; infectious bronchitis; live vaccines; phylogeny; poultry industry; protective effect; respiratory tract diseases; safety testing; signs and symptoms (animals and humans); specific pathogen-free animals; strains; viral shedding; virology; China
Abstract:
... Avian infectious bronchitis (IB) is a highly contagious viral respiratory disease, caused by infectious bronchitis virus (IBV), that poses an important economic threat to the poultry industry. In recent years, genotypes GI-7, GI-13, and GI-19 have been the most prevalent IBV strains in China. However, in this study, we found that most IBV strains from southern China in 2016–2017 belonged to genoty ...
DOI:
10.1007/s00705-020-04851-9

3. Highly prevalent multidrug resistance and QRDR mutations in Salmonella isolated from chicken, pork and duck meat in Southern China, 2018–2019

Author:
Xu, Chenggang,   et al.   ; Chen, Zhengquan; Bai, Jie; Zhang, Xibin; Wang, Shaojun; Chen, Kaifeng; Lin, Qijie; Qu, Xiaoyun; Zhang, Hongxia; Liao, Ming; Zhang, Jianmin;     Show all 11 Authors
Source:
International journal of food microbiology 2021 v.340 pp. 109055
ISSN:
0168-1605
Subject:
Salmonella; antibiotic resistance; chickens; ciprofloxacin; duck meat; ducks; food microbiology; food safety; multilocus sequence typing; multiple drug resistance; pork; pulsed-field gel electrophoresis; risk; serotypes; China
Abstract:
... This study was undertaken to investigate the prevalence, serotype distribution and antimicrobial resistance in Salmonella isolated from retail meat in Southern China, and to characterize the major mechanisms that mediate the ciprofloxacin resistance of isolates. High levels of Salmonella contamination were detected in pork (67.0%), duck (50.5%) and chicken (46.2%). Thirty different serotypes were ...
DOI:
10.1016/j.ijfoodmicro.2021.109055

4. Secretomic analyses of Ruminiclostridium papyrosolvens reveal its enzymatic basis for lignocellulose degradation

Author:
Xu, Chenggang,   et al.   ; Ren, Zhenxing; You, Wuxin; Wu, Shasha; Poetsch, Ansgar;     Show all 5 Authors
Source:
Biotechnology for biofuels 2019 v.12 no.1 pp. 183
ISSN:
1754-6834
Subject:
Clostridium papyrosolvens; bacterial growth; biofuels; biomass; carbon; catalytic activity; cellulases; cellulose; cellulosome; corn stover; culture media; economic feasibility; gene expression regulation; lignocellulose; multigene family; operon; protein secretion; proteomics; spores; transportation; transporters
Abstract:
... BACKGROUND: Efficient biotechnological conversion of lignocellulosic biomass to valuable products, such as transportation biofuels, is ecologically attractive, yet requires substantially improved mechanistic understanding and optimization to become economically feasible. Cellulolytic clostridia, such as Ruminiclostridium papyrosolvens (previously Clostridium papyrosolvens), produce a wide variety ...
DOI:
10.1186/s13068-019-1522-8
PubMed:
31338125
PubMed Central:
PMC6628489

5. Insect-resistant Mechanism of Recombinant Baculovirus AcMNPV-PK2-EGFP against Spodoptera exigua Larvae

Author:
Xu, Chenggang,   et al.   ; Wei, Lili; Liang, Aihua; Fu, Yuejun;     Show all 4 Authors
Source:
Biotechnology and bioprocess engineering 2019 v.24 no.4 pp. 638-645
ISSN:
1226-8372
Subject:
Autographa californica; Autographa californica multiple nucleopolyhedrovirus; Spodoptera exigua; Western blotting; apoptosis; biopesticides; enzyme activity; gene expression regulation; genes; humoral immunity; insect diseases; insect larvae; insecticidal properties; insects; midgut; monophenol monooxygenase; nerve tissue; phosphotransferases (kinases); quantitative polymerase chain reaction; transcription (genetics); virulence
Abstract:
... Autographa californica multicapsid nucleopolyhedrovirus (AcMNPV) is a kind of potential biological insecticide. Ac-PK2 protein encoded by orf123 in AcMNPV genome can inhibit eIF2α family kinases to increase viral adaptation in vivo. In our previous study, it was found that recombinant AcMNPV-PK2-EGFP showed high virulence and anti-insect activity against Sf9 cells and Spodoptera exigua larvae. In ...
DOI:
10.1007/s12257-019-0002-0

6. Progress on chicken T cell immunity to viruses

Author:
Xu, Chenggang,   et al.   ; Dai, Manman; Chen, Weisan; Liao, Ming;     Show all 4 Authors
Source:
Cellular and molecular life sciences 2019 v.76 no.14 pp. 2779-2788
ISSN:
1420-682X
Subject:
Infectious bronchitis virus; Infectious bursal disease virus; Influenza A virus; T-lymphocytes; cell-mediated immunity; chickens; mutation; neutralizing antibodies; pathogens; poultry industry; surface proteins; vaccines; viruses
Abstract:
... Avian virus infection remains one of the most important threats to the poultry industry. Pathogens such as avian influenza virus (AIV), avian infectious bronchitis virus (IBV), and infectious bursal disease virus (IBDV) are normally controlled by antibodies specific for surface proteins and cellular immune responses. However, standard vaccines aimed at inducing neutralizing antibodies must be admi ...
DOI:
10.1007/s00018-019-03117-1

7. Antimicrobial resistance and molecular characterization of Salmonella enterica serovar Corvallis isolated from human patients and animal source foods in China

Author:
Xu, Chenggang,   et al.   ; Ma, Yeben; Xu, Xuebin; Gao, Yuan; Zhan, Zeqiang; Qu, Xiaoyun; Chen, Zhengquan; Bai, Jie; Liao, Ming; Zhang, Jianmin;     Show all 10 Authors
Source:
International journal of food microbiology 2020 v.335 pp. 108859
ISSN:
0168-1605
Subject:
Salmonella enterica; antibiotic resistance; biofilm; ciprofloxacin; food microbiology; genes; genotype; humans; molecular epidemiology; multiple drug resistance; pulsed-field gel electrophoresis; serotypes; streptomycin; sulfisoxazole; tetracycline; China
Abstract:
... In this study, 205 Salmonella enterica serovar Corvallis strains were obtained from humans and foods from Guangdong, Guangxi, and Shanghai in China from 2009 to 2017 to assess drug resistance and molecular epidemiology. These isolates displayed high rates of resistance to sulfisoxazole (94.15%) and tetracycline (77.56%). Surprisingly, the rate of resistance to ciprofloxacin reached 21.46%. Moreove ...
DOI:
10.1016/j.ijfoodmicro.2020.108859

8. Insights into Genomic Epidemiology, Evolution, and Transmission Dynamics of Genotype VII of Class II Newcastle Disease Virus in China

Author:
Xu, Chenggang,   et al.   ; Xiang, Bin; Chen, Libin; Cai, Juncheng; Liang, Jianpeng; Lin, Qiuyan; Ding, Chan; Liao, Ming; Ren, Tao;     Show all 9 Authors
Source:
Pathogens 2020 v.9 no.10
ISSN:
2076-0817
Subject:
Avian orthoavulavirus 1; amino acids; chickens; codon usage; dynamics; evolution; genetic variation; genomics; genotype; models; pathogens; poultry industry; sampling; strains; virulence; viruses; China
Abstract:
... Newcastle disease virus (NDV) is distributed worldwide and has caused significant losses to the poultry industry. Almost all virulent NDV strains belong to class II, among which genotype VII is the predominant genotype in China. However, the molecular evolution and phylodynamics of class II genotype VII NDV strains in China remained largely unknown. In this study, we identified 13 virulent NDV inc ...
DOI:
10.3390/pathogens9100837

9. Evolutionary Dynamics and Age-Dependent Pathogenesis of Sub-Genotype VI.2.1.1.2.2 PPMV-1 in Pigeons

Author:
Xu, Chenggang,   et al.   ; Xie, Peng; Chen, Libin; Zhang, Yifan; Lin, Qiuyan; Ding, Chan; Liao, Ming; Xiang, Bin; Ren, Tao;     Show all 9 Authors
Source:
Viruses 2020 v.12 no.4
ISSN:
1999-4915
Subject:
Bayesian theory; Respirovirus; bird diseases; death; genetic analysis; morbidity; pathogenesis; phylogeography; pigeons; sowing; subgenotype; viruses; China; Europe
Abstract:
... Pigeon paramyxovirus type 1 (PPMV-1) infection causes high morbidity in pigeons, resulting in a significant burden to the poultry industry. In this study, we isolated three PPMV-1 strains from diseased pigeons collected in Guangdong Province, South China, from June 2017 to April 2019. Genetic analysis revealed that these three PPMV-1 strains and most of the PPMV-1 strains isolated from China after ...
DOI:
10.3390/v12040433

10. Phylogeny, pathogenicity and transmissibility of a genotype XII Newcastle disease virus in chicken and goose

Author:
Xu, Chenggang,   et al.   ; Xiang, Bin; Chen, Ruojin; Liang, Jianpeng; Chen, Libin; Lin, Qiuyan; Sun, Minhua; Kang, Yinfeng; Ding, Chan; Liao, Ming; Ren, Tao;     Show all 11 Authors
Source:
Transboundary and emerging diseases 2020 v.67 no.1 pp. 159-170
ISSN:
1865-1674
Subject:
Avian orthoavulavirus 1; chickens; emerging diseases; geese; monitoring; mortality; pathogenicity; phylogeny; poultry diseases; signs and symptoms (animals and humans); subgenotype; vaccines; viruses; waterfowl; China; South Africa; Vietnam
Abstract:
... Although Newcastle disease virus (NDV) has a worldwide distribution, some NDV genotypes have more regional geographical ranges within continents. In this study, we isolated a subgenotype XIIb NDV strain, Goose/CH/GD/E115/2017 (E115), from geese in Guangdong province, Southern China, in 2017. Phylogenetic analysis showed that E115 and six other NDVs from geese in China were grouped under subgenotyp ...
DOI:
10.1111/tbed.13335

11. Rapid subtyping of pathogenic and nonpathogenic Vibrio parahaemolyticus by fourier transform infrared spectroscopy with chemometric analysis

Author:
Xu, Chenggang,   et al.   ; Li, Zhaojie; Chen, Shouguang; Ju, Lingyan; Li, Fengling;     Show all 5 Authors
Source:
Journal of microbiological methods 2018 v.155 pp. 70-77
ISSN:
0167-7012
Subject:
Fourier transform infrared spectroscopy; Vibrio parahaemolyticus; avirulent strains; bacteria; chemometrics; cost effectiveness; estuaries; fish; genes; genotype; models; polymerase chain reaction; principal component analysis; quarantine; rapid methods; spectral analysis; traceability; virulence; virulent strains
Abstract:
... Vibrio parahaemolyticus which naturally inhabits marine and estuarine environment represents pathogenic strains (virulence genes tdh or trh positive) and non-pathogenic strains (virulence genes negative). In this study, a rapid method for subtyping pathogenic and non-pathogenic V. parahaemolyticus was established using fourier transform infrared (FTIR) spectroscopy with chemometric analysis. This ...
DOI:
10.1016/j.mimet.2018.11.003

12. Genetic characterization of fowl adenovirus serotype 4 isolates in Southern China reveals potential cross-species transmission

Author:
Xu, Chenggang,   et al.   ; Shen, Zujie; Xiang, Bin; Li, Shibin; Ren, Xingxing; Hong, Yanfen; Liao, Jiayu; Yu, Deshui; Ren, Tao; Liao, Ming;     Show all 10 Authors
Source:
Infection, genetics, and evolution 2019 v.75 pp. 103928
ISSN:
1567-1348
Subject:
Aix galericulata; Fowl aviadenovirus C; biosecurity; broiler chickens; ducks; genes; host specificity; intramuscular injection; molecular epidemiology; mortality; nucleotide sequences; serotypes; specific pathogen-free animals; China
Abstract:
... Increasing numbers of hepatitis-hydropericardium syndrome (HHS) outbreaks associated with Fowl adenovirus 4 (FAdV-4) have been confirmed in several provinces of China since 2015, mainly affecting 3–5-week-old broiler chicks, resulting in significant losses to the poultry industry. However, little is currently known regarding the molecular epidemiology and host specificity of FAdV-4 associated with ...
DOI:
10.1016/j.meegid.2019.103928

13. Newcastle disease virus RNA-induced IL-1β expression via the NLRP3/caspase-1 inflammasome

Author:
Xu, Chenggang,   et al.   ; Gao, Pei; Chen, Libin; Fan, Lei; Ren, Jinlian; Du, Haoyun; Sun, Minhua; Li, Yaling; Xie, Peng; Lin, Qiuyan; Liao, Ming; Ning, Zhangyong; Ding, Chan; Xiang, Bin; Ren, Tao;     Show all 15 Authors
Source:
Veterinary research 2020 v.51 no.1 pp. 53
ISSN:
1297-9716
Subject:
Avian orthoavulavirus 1; Newcastle disease; RNA; body temperature; caspase-1; cell culture; chickens; inflammasomes; inflammation; interleukin-1beta; mortality; neutralizing antibodies; pathogenesis; ultracentrifugation; virulence; China
Abstract:
... Newcastle disease virus (NDV) infection causes severe inflammation and is a highly contagious disease in poultry. Virulent NDV strains (GM) induce large quantities of interleukin-1β (IL-1β), which is the central mediator of the inflammatory reaction. Excessive expression of IL-1β exacerbates inflammatory damage. Therefore, exploring the mechanisms underlying NDV-induced IL-1β expression can aid in ...
DOI:
10.1186/s13567-020-00774-0
PubMed:
32293543
PubMed Central:
PMC7156904

14. Function analysis of 5′-UTR of the cellulosomal xyl-doc cluster in Clostridium papyrosolvens

Author:
Xu, Chenggang,   et al.   ; Zou, Xia; Ren, Zhenxing; Wang, Na; Cheng, Yin; Jiang, Yuanyuan; Wang, Yan;     Show all 7 Authors
Source:
Biotechnology for biofuels 2018 v.11 no.1 pp. 43
ISSN:
1754-6834
Subject:
Clostridium papyrosolvens; cell walls; cellulosome; corn stover; fluorescent proteins; gene expression; multigene family; operon; plasmids; polysaccharides; sequence alignment; sugars; transcription (genetics)
Abstract:
... BACKGROUND: Anaerobic, mesophilic, and cellulolytic Clostridium papyrosolvens produces an efficient cellulolytic extracellular complex named cellulosome that hydrolyzes plant cell wall polysaccharides into simple sugars. Its genome harbors two long cellulosomal clusters: cip-cel operon encoding major cellulosome components (including scaffolding) and xyl-doc gene cluster encoding hemicellulases. C ...
DOI:
10.1186/s13068-018-1040-0
PubMed:
29467821
PubMed Central:
PMC5815224

15. Rational design of a multidimensional N-doped porous carbon/MoS₂/CNT nano-architecture hybrid for high performance lithium–sulfur batteries

Author:
Xu, Chenggang,   et al.   ; Ren, Juan; Zhou, Yibei; Xia, Li; Zheng, Qiaoji; Liao, Jie; Long, Enyan; Xie, Fengyu; Lin, Dunmin;     Show all 9 Authors
Source:
Journal of materials chemistry 2018 v.6 no.28 pp. 13835-13847
ISSN:
2050-7496
Subject:
batteries; carbon; cathodes; electron transfer; energy; molybdenum disulfide; pyrolysis; sulfur; synergism
Abstract:
... Exploring a stable and high-efficiency sulfur cathode with strong polarity and a robust porous conductive framework is a critical challenge to develop advanced lithium–sulfur (Li–S) batteries. Herein, a multidimensional N-doped porous carbon/MoS₂/CNT (FSC/MoS₂/CNT) nano-architecture hybrid is rationally designed and successfully fabricated by the facile pyrolysis and hydrothermal processes. For th ...
DOI:
10.1039/c8ta04675a

16. Ni3N@Ni-Ci nanoarray as a highly active and durable non-noble-metal electrocatalyst for water oxidation at near-neutral pH

Author:
Xu, Chenggang,   et al.   ; Xie, Fengyu; Wu, Huali; Mou, Jirong; Lin, Dunmin; Wu, Cong; Sun, Xuping;     Show all 7 Authors
Source:
Journal of catalysis 2017 v.356 pp. 165-172
ISSN:
0021-9517
Subject:
active sites; carbon; catalysts; catalytic activity; durability; electrochemistry; electron transfer; nickel; oxidation; oxygen production; pH; surface area
Abstract:
... It is of great importance to design and exploit high-efficiency low-cost electrocatalysts for the oxygen evolution reaction (OER) under mild conditions for applications. In this Article, we propose that formation of a thin amorphous Ni carbonate layer on Ni3N nanoarray supported on carbon cloth (Ni3N NA/CC) is an effective strategy to boost its OER activity in at near-neutral pH. When used as a 3D ...
DOI:
10.1016/j.jcat.2017.10.013

17. A high-efficiency N/P co-doped graphene/CNT@porous carbon hybrid matrix as a cathode host for high performance lithium–sulfur batteries

Author:
Xu, Chenggang,   et al.   ; Wu, Huali; Xia, Li; Ren, Juan; Zheng, Qiaoji; Lin, Dunmin;     Show all 6 Authors
Source:
Journal of materials chemistry A 2017 v.5 no.38 pp. 20458-20472
ISSN:
2050-7496
Subject:
absorption; carbon; catalysts; catalytic activity; cathodes; electrochemistry; energy; hosts; hydrogen; lithium; lithium batteries; pyrolysis; sulfur; synergism; thermal stability; vapors
Abstract:
... Heteroatom-doped carbon hybrids containing sp²-hybridized and sp³-hybridized nanocarbons have attracted immense interest as sulfur hosts due to their unique 3D conductive networks and synergistic effect of physical absorption and chemical interaction on suppressing the dissolution of polysulfides. However, the reported carbon hybrids always require a tedious fabrication process, including multiste ...
DOI:
10.1039/c7ta06504c

18. High resolution melting (HRM) analysis as a new tool for rapid identification of Salmonella enterica serovar Gallinarum biovars Pullorum and Gallinarum

Author:
Xu, Chenggang,   et al.   ; Ren, Xingxing; Fu, Ying; Feng, Zhou; Li, Miao; Zhang, Lina; Zhang, Jianmin; Liao, Ming;     Show all 8 Authors
Source:
Poultry science 2017 v.96 no.5 pp. 1088-1093
ISSN:
0032-5791
Subject:
Salmonella Gallinarum; biosynthesis; chickens; genes; genetic markers; morbidity; mortality; oligodeoxyribonucleotides; phenotype; salmonellosis; serotypes; single nucleotide polymorphism
Abstract:
... Salmonella enterica serovar Gallinarum biovars Pullorum and Gallinarum represent the most common causative agents of chicken salmonellosis, which result in high mortality and morbidity throughout the world. It is difficult and laborious to discriminate these diseases based on biochemical or phenotypic methods. Herein, we report the development of a single nucleotide polymorphism (SNP) PCR-high res ...
DOI:
10.3382/ps/pew400

19. Flavin mononucleotide (FMN)-based fluorescent protein (FbFP) as reporter for promoter screening in Clostridium cellulolyticum

Author:
Xu, Chenggang,   et al.   ; Teng, Lin; Wang, Kun; Xu, Jian;     Show all 4 Authors
Source:
Journal of microbiological methods 2015 v.119 pp. 37-43
ISSN:
0167-7012
Subject:
Clostridium cellulolyticum; Pseudomonas putida; anaerobes; bacteria; cellulolytic microorganisms; enzymatic reactions; fluorescence; fluorescent proteins; models; monitoring; promoter regions; screening; synthetic biology
Abstract:
... Conventional methods for screening promoters in anaerobic bacteria are generally based on detection of enzymatic reactions and thus usually complicated or strain specific. Therefore a more efficient and universal method will be valuable. Here, using cellulolytic bacteria Clostridium cellulolyticum H10 as a model, we employed an oxygen-independent flavin-based fluorescent protein (FbFP) derived fro ...
DOI:
10.1016/j.mimet.2015.09.018

20. An Eco-friendly Microorganism Method To Activate Biomass for Cathode Materials for High-Performance Lithium–Sulfur Batteries

Author:
Xu, Chenggang,   et al.   ; Xia, Li; Zhou, Yibei; Ren, Juan; Wu, Huali; Lin, Dunmin; Xie, Fengyu; Jie, Wenjing; Lam, Kwok Ho; Zheng, Qiaoji;     Show all 10 Authors
Source:
Energy & fuels 2018 v.32 no.9 pp. 9997-10007
ISSN:
1520-5029
Subject:
aerobiosis; banana peels; biomass; breathing; carbon; cathodes; crosslinking; electrochemistry; energy; fermentation; lithium batteries; microstructure; nanopores; phosphoric acid; potassium hydroxide; sulfur; wastes; yeasts
Abstract:
... Biomass-based carbon has attracted considerable attention as a host material of active sulfur in lithium–sulfur batteries, while chemical activators of H₃PO₄, KOH, or ZnCl₂ are essential to construct the porous structure of the materials. Inspired by traditional Chinese steamed buns, herein a unique porous microcellular carbon composed of cross-linked nanopores has been synthesized by an eco-frien ...
DOI:
10.1021/acs.energyfuels.8b01453