Rongxian Guo

ORCID: 0000-0003-0206-3729
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About
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Research Areas
  • Salmonella and Campylobacter epidemiology
  • Bacteriophages and microbial interactions
  • Mycotoxins in Agriculture and Food
  • Ferroptosis and cancer prognosis
  • Listeria monocytogenes in Food Safety
  • Viral gastroenteritis research and epidemiology
  • Escherichia coli research studies
  • Trace Elements in Health
  • Aquaculture disease management and microbiota
  • Bacterial Genetics and Biotechnology
  • Animal Virus Infections Studies
  • Vibrio bacteria research studies
  • Insect Resistance and Genetics
  • Iron Metabolism and Disorders
  • Extracellular vesicles in disease
  • Carcinogens and Genotoxicity Assessment
  • Cancer Research and Treatments
  • Drug Transport and Resistance Mechanisms
  • Microbial infections and disease research
  • Plant-Microbe Interactions and Immunity
  • Tannin, Tannase and Anticancer Activities
  • Anaerobic Digestion and Biogas Production
  • Bacterial Infections and Vaccines
  • Animal Genetics and Reproduction
  • Wheat and Barley Genetics and Pathology

Henan University of Science and Technology
2023-2024

Luoyang Institute of Science and Technology
2024

Southern University of Science and Technology
2024

Chinese Academy of Medical Sciences & Peking Union Medical College
2022

Yangzhou University
2015-2022

Peking Union Medical College Hospital
2022

Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias
2017

Zearalenone (ZEN) is considered one of the most serious mycotoxins contaminating grains and their by-products, causing significant economic losses in feed food industries. Biodegradation pathways are currently efficient solution to remove ZEN contamination from foods. However, low degradation rates vulnerability environmental impacts limit application biodegradation pathways. Therefore, main research objective this article was screen strains that can efficiently degrade survive under harsh...

10.3390/foods13040530 article EN cc-by Foods 2024-02-09

Salmonella enterica subsp. serovar Gallinarum biovar Pullorum (Salmonella Pullorum) is highly adapted to chickens causing an acute systemic disease that results in high mortality. Vaccination represents one approach for promoting animal health, food safety and reducing environmental persistence control. An important consideration vaccination poultry should not interfere with the salmonellosis monitoring program. This basis of DIVA (Differentiation Infected Vaccinated Animals) In order...

10.3389/fmicb.2017.00547 article EN cc-by Frontiers in Microbiology 2017-04-05

As a class I carcinogen, aflatoxin can cause serious damage to various tissues and organs through oxidative stress injuries. The liver, as the target organ of AFB1, is most seriously damaged. Biological methods are commonly used degrade AFB1. In our study, B1-degrading strain ZJ20 was screened from AFB1-contaminated feed soil, degradation AFB1 by investigated. whole genome analyzed, revealing genomic complexity ZJ20. 16S rRNA analysis showed 100% identity Bacillus subtilis IAM 12118. Through...

10.3390/biology12091195 article EN cc-by Biology 2023-08-31

Deoxynivalenol (DON) is a global contaminant found in crop residues, grains, feed, and animal human food. Biodegradation currently the best solution for addressing DON pollution. However, efficient detoxification bacteria or enzymes that can be applied complex matrices are lacking. The aim of this study was to isolate DON-detoxifying probiotic strain with high degradation rate, good safety profile, clear genetic background. One hundred eight bacterial strains were isolated from 300 samples...

10.3390/foods13132057 article EN cc-by Foods 2024-06-28

Salmonella enterica serovar Enteritidis (S. Enteritidis) has emerged as one of the most important food-borne pathogens for humans. Lipopolysaccharide (LPS), a component outer membrane, is responsible virulence and smooth-to-rough transition in S. Enteritidis. In this study, we screened signature-tagged transposon mutant library using monoclonal antibody against somatic O9 antigen (O9 MAb) factor rabbit antiserum to identify novel genes that are involved transition.A total 480 mutants were...

10.1186/s12866-017-0951-4 article EN cc-by BMC Microbiology 2017-03-03

The pathogen Salmonella Pullorum is the causative agent of persistent systemic infection poultry, leading to economic losses in developing countries due morbidity, mortality and reduction egg production. These infections may result vertical transmission eggs or progeny. Limited information available regarding mechanisms involved survival albumen chicken embryos. Hence, we investigated role O-polysaccharide contamination colonization Compared with wild-type strain, isogenic waaL mutant...

10.1080/03079457.2017.1324197 article EN Avian Pathology 2017-05-04

<title>Abstract</title> Background <italic>Mannheimia haemolytica</italic> (<italic>M. haemolytica</italic>) is the primary pathogen responsible for respiratory diseases in ruminants. As an opportunistic pathogen, it often co-infects with other bacteria and viruses, leading to severe pneumonia. In this study, a suspected <italic>M. was isolated from lungs of sheep on farm Luoyang that exhibited symptoms died acutely. The species classification, biological characteristics, genome sequence...

10.21203/rs.3.rs-4929192/v1 preprint EN Research Square (Research Square) 2024-09-17

Ochratoxin A (OTA) is a significant global contaminant that poses severe challenges to food safety and public health. This study aims isolate the OTA-degrated probiotics evaluate genetic biological characteristic. Here, The degradation rate of new strain named Bacillus velezensis MM35 isolated from soil was highest (87.10% within 48 h), its culture supernatant main component OTA (63.95%) by high performance liquid chromatography. Further investigation revealed extracellular enzyme degrades...

10.3389/fmicb.2024.1497860 article EN cc-by Frontiers in Microbiology 2024-12-18
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