Weilin L Shelver

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. ncbi Application of a monoclonal antibody-based enzyme-linked immunosorbent assay for the determination of ractopamine in incurred samples from food animals
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, United States Department of Agriculture, Fargo, North Dakota 58105, USA
    J Agric Food Chem 50:2742-7. 2002
  2. ncbi Measurement of triclosan in water using a magnetic particle enzyme immunoassay
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 55:3758-63. 2007
  3. doi Development of a UHPLC-MS/MS method for the measurement of chlortetracycline degradation in swine manure
    Weilin L Shelver
    USDA Agricultural Research Service, Biosciences Research Laboratory, Fargo, ND 58102, USA
    Anal Bioanal Chem 402:1931-9. 2012
  4. doi Development of an ultra-high-pressure liquid chromatography-tandem mass spectrometry multi-residue sulfonamide method and its application to water, manure slurry, and soils from swine rearing facilities
    Weilin L Shelver
    USDA ARS, Biosciences Research Laboratory, 1605 Albrecht Boulevard, Fargo, ND 58105, USA
    J Chromatogr A 1217:1273-82. 2010
  5. doi Depletion of urinary zilpaterol residues in horses as measured by ELISA and UPLC-MS/MS
    Weilin L Shelver
    USDA ARS, Biosciences Research Laboratory, Fargo, North Dakota 58105, USA
    J Agric Food Chem 58:4077-83. 2010
  6. doi ELISA for sulfonamides and its application for screening in water contamination
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 56:6609-15. 2008
  7. ncbi Tissue residues and urinary excretion of zilpaterol in sheep treated for 10 days with dietary zilpaterol
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 54:4155-61. 2006
  8. ncbi Development of a monoclonal antibody-based enzyme-linked immuosorbent assay for the beta-adrenergic agonist zilpaterol
    Weilin L Shelver
    Agricultural Research Service Biosciences Research Laboratory, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 53:3273-80. 2005
  9. ncbi Development of a magnetic particle immunoassay for polybrominated diphenyl ethers and application to environmental and food matrices
    Weilin L Shelver
    USDA ARS Biosciences Research Laboratory, P O Box 5674, Fargo, ND 58105, USA
    Chemosphere 73:S18-23. 2008
  10. ncbi Determination of ractopamine in cattle and sheep urine samples using an optical biosensor analysis: comparative study with HPLC and ELISA
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 51:3715-21. 2003

Detail Information

Publications20

  1. ncbi Application of a monoclonal antibody-based enzyme-linked immunosorbent assay for the determination of ractopamine in incurred samples from food animals
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, United States Department of Agriculture, Fargo, North Dakota 58105, USA
    J Agric Food Chem 50:2742-7. 2002
    ..Results from this study indicate that the monoclonal antibody-based ELISA could be useful for a sensitive, quantitative, or qualitative ractopamine screening assay...
  2. ncbi Measurement of triclosan in water using a magnetic particle enzyme immunoassay
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 55:3758-63. 2007
    ..In summary, a rapid, sensitive, accurate, and precise magnetic particle-based immunoassay has been developed for triclosan analysis, which can serve as a cost-effective monitoring tool for various water samples...
  3. doi Development of a UHPLC-MS/MS method for the measurement of chlortetracycline degradation in swine manure
    Weilin L Shelver
    USDA Agricultural Research Service, Biosciences Research Laboratory, Fargo, ND 58102, USA
    Anal Bioanal Chem 402:1931-9. 2012
    ....
  4. doi Development of an ultra-high-pressure liquid chromatography-tandem mass spectrometry multi-residue sulfonamide method and its application to water, manure slurry, and soils from swine rearing facilities
    Weilin L Shelver
    USDA ARS, Biosciences Research Laboratory, 1605 Albrecht Boulevard, Fargo, ND 58105, USA
    J Chromatogr A 1217:1273-82. 2010
    ..The speed makes the method practical for medium to high throughput applications. The sensitivity and positive analyte identification make the method suitable for the demanding requirements for real world applications...
  5. doi Depletion of urinary zilpaterol residues in horses as measured by ELISA and UPLC-MS/MS
    Weilin L Shelver
    USDA ARS, Biosciences Research Laboratory, Fargo, North Dakota 58105, USA
    J Agric Food Chem 58:4077-83. 2010
    ..The analytical methods were able to detect zilpaterol in the urine even at withdrawal day 21, demonstrating the sensitivity of each analytical method and the slow rate of zilpaterol depuration from horses...
  6. doi ELISA for sulfonamides and its application for screening in water contamination
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 56:6609-15. 2008
    ..Sulfamethazine presence at one swine-rearing facility was also confirmed by LC-MS/MS, demonstrating the usefulness of the ELISA technique as a rapid and high-throughput screening method...
  7. ncbi Tissue residues and urinary excretion of zilpaterol in sheep treated for 10 days with dietary zilpaterol
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 54:4155-61. 2006
    ..Because of its simplicity, ELISA is a convenient assay for determining zilpaterol levels in urine giving similar results to HPLC-fluorescence and LC-MS/MS-ES without requiring the extensive cleanup of the latter methods...
  8. ncbi Development of a monoclonal antibody-based enzyme-linked immuosorbent assay for the beta-adrenergic agonist zilpaterol
    Weilin L Shelver
    Agricultural Research Service Biosciences Research Laboratory, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 53:3273-80. 2005
    ..In conclusion, a sensitive, specific zilpaterol monoclonal antibody-based ELISA has been developed that can serve as a rapid screening assay...
  9. ncbi Development of a magnetic particle immunoassay for polybrominated diphenyl ethers and application to environmental and food matrices
    Weilin L Shelver
    USDA ARS Biosciences Research Laboratory, P O Box 5674, Fargo, ND 58105, USA
    Chemosphere 73:S18-23. 2008
    ..Analysis of this wide variety of environmental samples by both ELISA and GC-MS demonstrated ELISA provides a timely and cost-effective method to screen for PBDEs in a variety of samples...
  10. ncbi Determination of ractopamine in cattle and sheep urine samples using an optical biosensor analysis: comparative study with HPLC and ELISA
    Weilin L Shelver
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 51:3715-21. 2003
    ..The biosensor assay is an excellent analytical tool to screen ractopamine residues in sheep or cattle urine, and the results should be extendible to other species with suitable validation...
  11. ncbi Immunoaffinity column as sample cleanup method for determination of the beta-adrenergic agonist ractopamine and its metabolites
    Weilin L Shelver
    U S Department of Agriculture, Agricultural Research Service, Biosciences Research Laboratory, Fargo, ND 58105 5674, USA
    J AOAC Int 85:1302-7. 2002
    ..This IAC is a selective, efficient, and economical cleanup method in a variety of matrixes for ractopamine determination...
  12. doi Latex agglutination assays for detection of non-O157 Shiga toxin-producing Escherichia coli serogroups O26, O45, O103, O111, O121, and O145
    Marjorie B Medina
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, Wyndmoor, PA 19038, USA
    J Food Prot 75:819-26. 2012
    ..The techniques used to prepare the latex reagents also can be utilized for testing other STEC serogroups, other E. coli serotypes, or other pathogens to ensure safe foods to consumers...
  13. ncbi Enzyme-linked immunosorbent assay development for the beta-adrenergic agonist zilpaterol
    Weilin L Shelver
    USDA Agricultural Research Service, Biosciences Research Laboratory, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 52:2159-66. 2004
    ..When buffer pH was <7 or >8.8, the IC(50) values increased in comparison to those measured at pH 7.4. In conclusion, a sensitive, specific zilpaterol ELISA has been developed that can serve as a rapid screening assay...
  14. ncbi Comparison of ELISA and LC-MS/MS for the measurement of flunixin plasma concentrations in beef cattle after intravenous and subcutaneous administration
    Weilin L Shelver
    USDA ARS Biosciences Research Laboratory, 1605 Albrecht Boulevard, Fargo, North Dakota 58102, United States
    J Agric Food Chem 61:2679-86. 2013
    ....
  15. ncbi Hapten syntheses and antibody generation for the development of a polybrominated flame retardant ELISA
    Weilin L Shelver
    USDA ARS Biosciences Research Laboratory, 1605 Albrecht Boulevard, Fargo, North Dakota 58105, USA
    J Agric Food Chem 53:3840-7. 2005
    ..The competition study demonstrated that a bromine substitution on the congener could occupy a position analogous to the linker's position...
  16. doi Chlorate metabolism in pure cultures of Escherichia coli O157:H7 pretreated with either nitrate or chlorate
    David J Smith
    Biosciences Research Laboratory, Agricultural Research Service, U S Department of Agriculture, 1605 Albrecht Blvd, Fargo, North Dakota 58105 5674, USA
    J Agric Food Chem 57:10216-24. 2009
    ..coli O157:H7 in pure culture will be reduced in the presence of 5 mM or greater concentrations of sodium chlorate and that E. coli O157:H7 is capable of producing chlorite ions during the metabolism of chlorate...
  17. ncbi Potential roles for autophosphorylation, kinase activity, and abundance of a CDK-activating kinase (Ee;CDKF;1) during growth in leafy spurge
    Wun S Chao
    USDA Agricultural Research Service, Biosciences Research Laboratory, 1605 Albrecht Blvd, Fargo, ND 58105 5674, USA
    Plant Mol Biol 63:365-79. 2007
    ..Our results further suggest that a certain level of CDKF;1 activity is maintained in most tissues and may be an important phenomenon for enzymes that regulate early steps in cell-cycle signaling pathways...
  18. ncbi Generation and testing of immunoaffinity columns
    Weilin L Shelver
    Department of Agricultural Chemical Research, USDA ARS Biosciences Research Laboratory, Fargo, ND, USA
    Methods Mol Biol 295:269-80. 2005
    ..The information provided in this chapter will allow the inexperienced user to quickly become familiar with the generation, testing, and use of immunoaffinity columns...
  19. doi Simultaneous use of gas chromatography/ion trap mass spectrometry - electron capture detection to improve the analysis of bromodiphenyl ethers in biological and environmental samples
    Dongli Wang
    Department of Molecular Biosciences and Bioengineering, University of Hawaii at Manoa, Honolulu, HI 96822, USA
    Rapid Commun Mass Spectrom 22:647-56. 2008
    ..Finally, an interlaboratory comparison showed high correspondence between the GC/ITMS-ECD method and a GC high-resolution MS system for the analysis of BDEs in soil samples...
  20. ncbi Introduction, recent advances in immunochemistry and their application to agrochemicals
    Jeanette M Van Emon
    U S Environmental Protection Agency, P O Box 93478, Las Vegas, Nevada 89193, USA
    J Agric Food Chem 55:3749. 2007