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ARS Home » Northeast Area » Wyndmoor, Pennsylvania » Eastern Regional Research Center » Residue Chemistry and Predictive Microbiology Research » People & Locations » Yelena Sapozhnikova

Yelena Sapozhnikova
Residue Chemistry and Predictive Microbiology Research
RESEARCH CHEMIST

Phone: (215) 233-6655
Fax:
Room 1125

USDA,REE,ARS,NAA,ERRC
600 E MERMAID LANE
WYNDMOOR, PA 190388598
Projects
Development, Evaluation, and Validation of Technologies for the Detection and Characterization of Chemical Contaminants in Foods
In-House Appropriated (D)
  Accession Number: 430153

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
There is no time to waste: low-pressure gas chromatography–mass spectrometry is a proven solution for fast, sensitive, and robust GC–MS analysis " - (Peer Reviewed Journal)
Lehotay, S.J., De Zeeuw, J., Sapozhnikova, Y.V., Michling, N., Rousova, J., Konschnik, J.D. 2020. There is no time to waste: Vacuum gas chromatography – mass spectrometry is a proven low pressure (LP)GC-MS solution for fast, sensitive, and robust analysis. LC GC North America. 38(8):457-464. available inline:http://www.chromatographyonline.com/
Spatial and seasonal occurrence of pesticides and environmental contaminants in fish tissues influenced by snowmelt and municipal effluent discharge Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Salamova, A., Haddad, S., Burket, S.R., Luers, M., Brooks, B. 2020. Spatial and seasonal occurrence of pesticides and environmental contaminants in fish tissues influenced by snowmelt and municipal effluent discharge. Science of the Total Environment. https://doi.org/10.1016/j.scitotenv.2020.140222.
High-throughput mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in catfish by UHPLC-MS/MS and robotic mini-SPE cleanup + LPGC-MS/MS Reprint Icon - (Peer Reviewed Journal)
Ninga, E., Sapozhnikova, Y.V., Lehotay, S.J., Lightfield, A.R., Monteiro, S. 2020. High-throughput mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in catfish by UHPLC-MS/MS and robotic mini-SPE cleanup + LPGC-MS/MS. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.0c00995.
High-throughput mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in beef by UHPLC-MS/MS and robotic mini-SPE cleanup + LPGC-MS/MS Reprint Icon - (Peer Reviewed Journal)
Monteiro, S.H., Lehotay, S.J., Sapozhnikova, Y.V., Ninga, E., Lightfield, A.R. 2020. High-throughput mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in beef by UHPLC-MS/MS and robotic mini-SPE cleanup + LPGC-MS/MS. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.0c00995. https://doi.org/10.1021/acs.jafc.0c00995.
Evaluation of flow injection mass spectrometry approach for rapid screening of selected pesticides and mycotoxins in grain and animal feed samples Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Zomer, P., Gerssen, A., Nunez, A., Mol, H.G. 2020. Evaluation of flow injection mass spectrometry approach for rapid screening of selected pesticides and mycotoxins in grain and animal feed samples. Food Control. 116. https://doi.org/10.1016/j.foodcont.2020.107323.
Semi-automated high-throughput method for residual analysis of 302 pesticides and environmental contaminants in catfish by fast low-pressure GC-MS/MS and UHPLC-MS/MS Reprint Icon - (Peer Reviewed Journal)
Han, L., Sapozhnikova, Y.V. 2020. Semi-automated high-throughput method for residual analysis of 302 pesticides and environmental contaminants in catfish by fast low-pressure GC-MS/MS and UHPLC-MS/MS. Journal of Food Chemistry. https://doi.org/10.1016/j.foodchem.2020.126592.
Analysis and occurrence of organophosphate esters in meats and fish consumed in the USA Reprint Icon - (Peer Reviewed Journal)
Han, L., Sapozhnikova, Y.V., Nunez, A. 2019. Analysis and occurrence of organophosphate esters in meats and fish consumed in the USA. Journal of Agricultural and Food Chemistry. 67, 46, 12652–12662. https://doi.org/10.1021/acs.jafc.9b01548.
Characterization of MS/MS product ions for the differentiation of structural isomeric pesticides by high-resolution mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Nunez, A., Sapozhnikova, Y.V., Lehotay, S.J. 2018. Characterization of MS/MS product ions for the differentiation of structural isomeric pesticides by high-resolution mass spectrometry. Toxics. 6(4):59. https://doi.org/10.3390/toxics6040059 -.
Development and validation of a semi-automated high-throughput analytical method for 265 pesticides and environmental contaminants in meats and poultry Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V. 2018. Development and validation of a semi-automated high-throughput analytical method for 265 pesticides and environmental contaminants in meats and poultry. Journal of Chromatography A. 1572:203-211. https://doi.org/10.1016/j.chroma.2018.08.025.
The 54th North American Chemical Residue Workshop Reprint Icon ()
Sapozhnikova, Y.V. 2018. The 54th North American Chemical Residue Workshop. Journal of Agricultural and Food Chemistry. 66:4985-4985. 10.1021/acs.jafc.8b01569.
Suspect screening of chemicals in food packaging plastic film by comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Hoh, E. 2019. Suspect screening of chemicals in food packaging plastic film by comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry. LC GC North America. 37:52-65.
At the intersection of urbanization, water and food security: bioaccumulation of select contaminants of emerging concern in mussels and oysters from Hong Kong Reprint Icon - (Peer Reviewed Journal)
Burket, S., Sapozhnikova, Y.V., Zheng, J., Chung, S., Brooks, B.W. 2018. At the intersection of urbanization, water and food security: bioaccumulation of select contaminants of emerging concern in mussels and oysters from Hong Kong. Journal of Agricultural and Food Chemistry. 66:5009-5017. https://doi.org/10.1021/acs.jafc.7b05730.
Residue analysis of sixty pesticides in red swamp crayfish using QuEChERS with high-performance liquid chromatography-tandem mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Song, S., Zhu, K., Han, L., Sapozhnikova, Y.V., Zhang, Z., Yao, W. 2018. Residue analysis of sixty pesticides in red swamp crayfish using QuEChERS with high-performance liquid chromatography-tandem mass spectrometry. Journal of Agricultural and Food Chemistry. 66:5031-5038. https://doi.org/10.1021/acs.jafc.7b05339.
Use of a quality control approach to assess measurement uncertainty in the comparison of sample processing techniques in the analysis of pesticide residues in fruits and vegetables Reprint Icon - (Peer Reviewed Journal)
Lehotay, S.J., Han, L., Sapozhnikova, Y.V. 2018. Use of a quality control approach to assess measurement uncertainty in the comparison of sample processing techniques in the analysis of pesticide residues in fruits and vegetables. Analytical and Bioanalytical Chemistry. 1-15. https://doi.org/10.1007/s00216-018-0905-1.
Comparison of room temperature and cryogenic sample processing in the analysis of chemical contaminants in foods Reprint Icon - (Peer Reviewed Journal)
Han, L., Lehotay, S.J., Sapozhnikova, Y.V. 2017. Comparison of room temperature and cryogenic sample processing in the analysis of chemical contaminants in foods. Journal of Agricultural and Food Chemistry. 66:4986-4996. https://doi.org/10.1021/acs.jafc.7b04359.
Determination of six parabens residues in fresh-cut vegetables using QuEChERS with multi-walled carbon nanotubes and high performance liquid chromatography-tandem mass spectrometry - (Peer Reviewed Journal)
Song, S., Zhang, Z., Pan, C., Han, L., Sapozhnikova, Y.V. 2017. Determination of six parabens residues in fresh-cut vegetables using QuEChERS with multi-walled carbon nanotubes and high performance liquid chromatography-tandem mass spectrometry. Journal of Food Analytical Methods. 10:3972-3979.
Evaluation of a new carbon/zirconia-based sorbent for the cleanup of food extracts in multiclass analysis of pesticides and environmental contaminants - (Peer Reviewed Journal)
Han, L., Sapozhnikova, Y.V., Matarrita, J. 2016. Evaluation of a new carbon/zirconia-based sorbent for the cleanup of food extracts in multiclass analysis of pesticides and environmental contaminants. Journal of Separation Science. 39(23):4592-4602.
Automated mini-column solid-phase extraction cleanup for high-throughput analysis of chemical contaminants in foods by low-pressure gas chromatography – tandem mass spectrometry - (Peer Reviewed Journal)
Lehotay, S.J., Han, L., Sapozhnikova, Y.V. 2016. Automated mini-column solid-phase extraction cleanup for high-throughput analysis of chemical contaminants in foods by low-pressure gas chromatography – tandem mass spectrometry. Chromatographia. 79:1113-1130. doi: 10.1007/s10337-016-3116-y.
Evaluation of a recent product to remove lipids and other matrix co-extractives in the analysis of pesticide residues and environmental contaminants in foods - (Peer Reviewed Journal)
Han, L., Matarrita-Rodriguez, J.A., Sapozhnikova, Y.V., Lehotay, S.J. 2016. Evaluation of a recent product to remove lipids and other matrix co-extractives in the analysis of pesticide residues and environmental contaminants in foods. Journal of Chromatography A. 1449:17-29. doi: 10.1016/j.chroma.2016.04.052.
Multiresidue analysis of pesticides in straw roughage by liquid chromatography - tandem mass spectrometry - (Peer Reviewed Journal)
Zhang, Z., Feng, M., Zhu, K., Han, L., Sapozhnikova, Y.V., Lehotay, S.J. 2016. Multiresidue analysis of pesticides in straw roughage by liquid chromatography - tandem mass spectrometry. Journal of Agricultural and Food Chemistry. 64:6091-6099. doi: 10.1021/acs.jafc.5b05981.
Method validation for 243 pesticides and environmental contaminants in meats and poultry by tandem mass spectrometry coupled to low-pressure gas chromatography and ultra high-performance liquid chromatography - (Peer Reviewed Journal)
Han, L., Sapozhnikova, Y.V., Lehotay, S.J. 2016. Method validation for 243 pesticides and environmental contaminants in meats and poultry by tandem mass spectrometry coupled to low-pressure gas chromatography and ultra high-performance liquid chromatography. Food Control. 66:270-282.
Analysis of nitrosamines in cooked bacon by QuEChERS sample preparation and gas chromatography – tandem mass spectrometry with backflushing Reprint Icon - (Peer Reviewed Journal)
Lehotay, S.J., Sapozhnikova, Y.V., Han, L., Johnston, J.J. 2015. Analysis of nitrosamines in cooked bacon by QuEChERS sample preparation and gas chromatography – tandem mass spectrometry with backflushing. Journal of Agricultural and Food Chemistry. 63:10341-10351.
Review of recent developments and applications in low-pressure (vacuum outlet) gas chromatography ()
Sapozhnikova, Y.V., Lehotay, S.J. 2015. Review of recent developments and applications in low-pressure (vacuum outlet) gas chromatography. Analytica Chimica Acta. 899:13-22. doi: 10.1016/j.aca.2015.10.003.
Evaluation of different parameters in the extraction of incurred pesticides and environmental contaminants in fish - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Lehotay, S.J. 2015. Evaluation of different parameters in the extraction of incurred pesticides and environmental contaminants in fish. Journal of Agricultural and Food Chemistry. DOI:10.1021/jf505651g.
Current issues involving screening and identification of chemical contaminants in foods by mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Lehotay, S.J., Sapozhnikova, Y.V., Mol, H. 2015. Current issues involving screening and identification of chemical contaminants in foods by mass spectrometry. Trends in Analytical Chemistry. 69:62-75.
Evaluation of a fast and simple sample preparation method for PBDE flame retardants and DDT pesticides in fish for analysis by ELISA compared with GC-MS/MS Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Simons, T., Lehotay, S.J. 2015. Evaluation of a fast and simple sample preparation method for PBDE flame retardants and DDT pesticides in fish for analysis by ELISA compared with GC-MS/MS. Agricultural Food and Science. 63:4429-4434.
Streamlined sample cleanup using combined dispersive solid-phase extraction and in-vial filtration for analysis of pesticides and environmental pollutants in shrimp Reprint Icon - (Peer Reviewed Journal)
Han, L., Sapozhnikova, Y.V., Lehotay, S.J. 2014. Streamlined sample cleanup using combined dispersive solid-phase extraction and in-vial filtration for analysis of pesticides and environmental pollutants in shrimp. Analytica Chimica Acta. 827:40-46. http://dx.doi.org/10.1016/j.aca.2014.04.005.
Rapid sample preparation and fast GC-MS/MS for the analysis of pesticides and environmental contaminants in fish - (Peer Reviewed Journal)
Sapozhnikova, Y.V. 2014. Rapid sample preparation and fast GC-MS/MS for the analysis of pesticides and environmental contaminants in fish. LC GC North America. 32:878-886.
Evaluation of low-pressure gas chromatography-tandem mass spectrometry method for analysis of greater than 140 pesticides in fish Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V. 2014. Evaluation of low-pressure gas chromatography-tandem mass spectrometry method for analysis of greater than 140 pesticides in fish. Journal of Agricultural and Food Chemistry. 62:3684-3689. DOI: 10/1021/jf404389e.
Development of LC-MS/MS method for analysis of polyphenolic compounds in juice, tea and coffee samples - (Peer Reviewed Journal)
Sapozhnikova, Y.V. 2013. Development of LC-MS/MS method for analysis of polyphenolic compounds in juice, tea and coffee samples. Food Chemistry. http://dx.doi.org/10.1016/j.foodchem.2013.10.131.
Effects of UV-B radiation levels on concentrations of phytosterol, ergothioneine, and polyphenolic compounds in mushroom powder used as dietary supplements Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Lobato, A., Romig, B. 2014. Effects of UV-B radiation levels on concentrations of phytosterol, ergothioneine, and polyphenolic compounds in mushroom powder used as dietary supplements. Journal of Agricultural and Food Chemistry. dx.doi.org/10.1021/jf403852k.
Multi-class, multi-residue analysis of pesticides, polychlorinated biphenyls, polycyclic aromatic hydrocarbons, polybrominated diphenyl ethers and novel flame retardants....mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Sapozhnikova, Y.V., Lehotay, S.J. 2013. Multi-class, multi-residue analysis of pesticides, polychlorinated biphenyls, polycyclic aromatic hydrocarbons, polybrominated diphenyl ethers and novel flame retardants....mass spectrometry. Analytica Chimica Acta. 758:80-92.