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  1. Article

    Open Access

    Impact of zinc supplementation on phenotypic antimicrobial resistance of fecal commensal bacteria from pre-weaned dairy calves

    The objective of this study was to evaluate the impact of dietary zinc supplementation in pre-weaned dairy calves on the phenotypic antimicrobial resistance (AMR) of fecal commensal bacteria. A repository of f...

    Katie Y. Lee, Edward R. Atwill, Xunde Li, Hillary R. Feldmann in Scientific Reports (2024)

  2. Article

    Open Access

    Impact of an oligosaccharide-based polymer on the metabolic profiles and microbial ecology of weanling pigs experimentally infected with a pathogenic E. coli

    Our previous study has reported that supplementation of oligosaccharide-based polymer enhances gut health and disease resistance of pigs infected with enterotoxigenic E. coli (ETEC) F18 in a manner similar to car...

    Kwangwook Kim, Cynthia **no, Xunde Li in Journal of Animal Science and Biotechnology (2024)

  3. Article

    Open Access

    Dynamic changes in fecal bacterial microbiota of dairy cattle across the production line

    Microbiota play important roles in the gastrointestinal tract (GIT) of dairy cattle as the communities are responsible for host health, growth, and production performance. However, a systematic characterizatio...

    Lei Zhao, Xunde Li, Edward R. Atwill, Sharif S. Aly in BMC Microbiology (2022)

  4. Article

    Open Access

    Supplementation of oligosaccharide-based polymer enhanced growth and disease resistance of weaned pigs by modulating intestinal integrity and systemic immunity

    There is a great demand for antibiotic alternatives to maintain animal health and productivity. The objective of this experiment was to determine the efficacy of dietary supplementation of a blood group A6 typ...

    Kwangwook Kim, Yijie He, Cynthia **no in Journal of Animal Science and Biotechnology (2022)

  5. Article

    Open Access

    Dietary Bacillus spp. enhanced growth and disease resistance of weaned pigs by modulating intestinal microbiota and systemic immunity

    Previous research has shown that dietary supplementation of Bacillus spp. probiotics exerts beneficial effects on animals’ growth. However, limited studies have evaluated the efficacy of Bacillus spp. on weaned p...

    Yijie He, Cynthia **no, Kwangwook Kim in Journal of Animal Science and Biotechnology (2020)

  6. Article

    Open Access

    Dietary supplementation of Bacillus subtilis influenced intestinal health of weaned pigs experimentally infected with a pathogenic E. coli

    There is growing evidence to support the beneficial effects of supplementing direct-fed microbials (DFM) on performance, health status, and immune responses of weaned pigs. Therefore, the objective of this stu...

    Kwangwook Kim, Yijie He, **a **ong in Journal of Animal Science and Biotechnology (2019)

  7. No Access

    Article

    Microbiological safety of popular recreation swimming sites in Central California

    The objective of the study was to assess the microbiological safety of popular recreational swimming sites in Central California. Water samples were collected from eleven monitoring sites across the lower reac...

    Xunde Li, Jennifer A. Chase, Ronald F. Bond in Environmental Monitoring and Assessment (2019)

  8. No Access

    Reference Work Entry In depth

    Veterinary Antibiotics in Animal Diet: Effects on Waste/Environment

    Residues of veterinary antibiotics in the environment pose a risk for aquatic and terrestrial ecosystems. The degradation of antibiotics in the environment has not been fully characterized in spite of the long...

    Lizbeth E. Robles Jimenez, Juan C. Angeles Hernandez in Bioactive Molecules in Food (2019)

  9. No Access

    Living Reference Work Entry In depth

    Veterinary Antibiotics in Animal Diet: Effects on Waste/Environment

    Residues of veterinary antibiotics in the environment pose a risk for aquatic and terrestrial ecosystems. The degradation of antibiotics in the environment has not been fully characterized in spite of the long...

    Lizbeth E. Robles Jimenez, Juan C. Angeles Hernandez in Bioactive Molecules in Food

  10. No Access

    Article

    Antibiotic-resistant E. coli in surface water and groundwater in dairy operations in Northern California

    Generic Escherichia coli was isolated from surface water and groundwater samples from two dairies in Northern California and tested for susceptibility to antibiotics. Surface samples were collected from flush wat...

    Xunde Li, Naoko Watanabe, Chengling **ao in Environmental Monitoring and Assessment (2014)

  11. No Access

    Protocol

    Rapid Detection of Brucella spp. Using Loop-Mediated Isothermal Amplification (LAMP)

    Brucella spp. are facultative intracellular bacteria that cause zoonotic disease of brucellosis worldwide. Livestock that are most vulnerable to brucellosis include cattle, goats, and pigs. Bruce...

    Shouyi Chen, Xunde Li, Juntao Li, Edward R. Atwill in Nucleic Acid Detection (2013)