U.S. flagAn official website of the United States government
                    Here's how you know **Official websites use .gov**
                            
                            A **.gov** website belongs to an official government organization in the United States.
 **Secure .gov websites use HTTPS**
                            
                            A **lock** (                            
                              A locked padlock                                                      
                            
                            ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


Menu Agricultural Research Service
						
                    U.S. DEPARTMENT OF AGRICULTURE
 Microbial and Chemical Food Safety: Wyndmoor, PA
 close



    Research

                    Research Projects
                                    Publications
                                    Collaborations
                                    News
                People

                    Staff Listing
                                    Careers


        


                    About ERRC
                        Greetings from the Director
                                    Directions/Lodging
                                    History and Accomplishments
                    Our Work
                        Biomass Pyrolysis Research
                                    IPMP 2013
                                    IPMP Dynamic Prediction
                                    IPMP Global Fit
                                    Pathogen Modeling Program (PMP)
                                    Predictive Microbiology Information Portal (PMIP)
                                    PoultryFARMSearch small
                    Search
            
            ARS Home
                                About ARS
                                Contact Us




ARS Home Northeast Area Wyndmoor, Pennsylvania Eastern Regional Research Center Microbial and Chemical Food Safety People & Locations







Yelena  Sapozhnikova
                        Microbial and Chemical Food Safety

                        




                        
                        Research Chemist
                        Phone: (215) 233-6655
                        
                        
                        Fax: (Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsTechnology Development, Evaluation and Validation for the Detection and Characterization of Chemical Contaminants in Foods
                                                    In-House Appropriated
                                                                    (D)Accession Number: 439576**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Analysis of per- and polyfluoroalkyl substances (PFAS) in plastic food storage bags by different analytical approaches
                                                        

- (Peer Reviewed Journal)Stroski, K., Sapozhnikova, Y.V. 2023. Analysis of per- and polyfluoroalkyl substances (PFAS) in plastic food storage bags by different analytical approaches. Journal of Chromatography. 4(2023) 100106. https://doi.org/10.1016/j.jcoa.2023.100106.Per- and polyfluoroalkyl substances (PFAS) measured in seafood from a cross-section of retail stores in the United States
                                                        

- (Peer Reviewed Journal)Bedi, M., Sapozhnikova, Y.V., Taylor, R., Ng, C. 2023. Per- and polyfluoroalkyl substances (PFAS) measured in seafood from a cross-section of retail stores in the United States. Journal of Hazardous Materials. 459. https://doi.org/10.1016/j.jhazmat.2023.132062.Assessing per- and polyfluoroalkyl substances in globally sourced food packaging
                                                        

- (Peer Reviewed Journal)Sapozhnikova, Y.V., Taylor, R., Bedi, M., Ng, C. 2023. Assessing per- and polyfluoroalkyl substances in globally sourced food packaging. Chemosphere. 337. https://doi.org/10.1016/j.chemosphere.2023.139381.Investigating migration potential of a new rechargeable antimicrobial coating for food processing equipment
                                                        

- (Peer Reviewed Journal)Taylor, R., Sapozhnikova, Y.V., Demir-Grubbs, B., Qiao, M. 2023. Investigating migration potential of a new rechargeable antimicrobial coating for food processing equipment. Food Additives & Contaminants. Part A. 40(5):688-697. https://doi.org/10.1080/19440049.2023.2203777.Comparison and validation of the QuEChERSER mega-method for determination of per- and polyfluoroalkyl substances in foods by liquid chromatography with high-resolution and triple quadrupole mass spectrometry
                                                        

- (Peer Reviewed Journal)Taylor, R., Sapozhnikova, Y.V. 2022. Comparison and validation of the QuEChERSER mega-method for determination of per- and polyfluoroalkyl substances in foods by liquid chromatography with high-resolution and triple quadrupole mass spectrometry. Analytica Chimica Acta. 1230(16):340400. https://doi.org/10.1016/j.aca.2022.340400.Analysis of pesticides, veterinary drugs, and environmental contaminants in goat and lamb by the QuEChERSER mega-method
                                                        

- (Peer Reviewed Journal)Ninga, E., Lehotay, S.J., Sapozhnikova, Y.V., Lightfield, A.R., Strahan, G.D., Monteiro, S.H. 2022. Analysis of pesticides, veterinary drugs, and environmental contaminants in goat and lamb by the QuEChERSER mega-method. Analytical Methods. https://pubs.rsc.org/en/content/articlelanding/2022/AY/D2AY00713D.Non-targeted analysis with liquid chromatography - high resolution mass spectrometry for the identification of food packaging migrants
                                                        

- (Peer Reviewed Journal)Sapozhnikova, Y.V., Nunez, A. 2022. Non-targeted analysis with liquid chromatography - high resolution mass spectrometry for the identification of food packaging migrants. Journal of Chromatography A. https://doi.org/10.1016/j.chroma.2022.463215.Assessing chemical migration from plastic food packaging into food simulant by gas and liquid chromatography with high resolution mass spectrometry
                                                        

- (Peer Reviewed Journal)Sapozhnikova, Y.V., Taylor, R. 2022. Assessing chemical migration from plastic food packaging into food simulant by gas and liquid chromatography with high resolution mass spectrometry. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.2c00736.Validation of the QuEChERSER mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants
in tilapia (Oreochromis Niloticus)
                                                        

- (Peer Reviewed Journal)Monteiro, S.H., Lehotay, S.J., Sapozhnikova, Y.V., Ninga, E., Moura Andrade, G.C., Lightfield, A.R. 2022. Validation of the QuEChERSER mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in tilapia (Oreochromis Niloticus). Food Additives & Contaminants. 1-11. https://doi.org/10.1080/19440049.2021.2020911.Screening of chemicals migrating from plastic food contact materials for oven and microwave applications by LC- and GC-Orbitrap MS
                                                        

- (Peer Reviewed Journal)Sapozhnikova, Y.V., Nunez, A., Johnston, J. 2021. Screening of chemicals migrating from plastic food contact materials for oven and microwave applications by LC- and GC-Orbitrap MS. Journal of Chromatography A. 462261. https://doi.org/10.1016/j.chroma.2021.462261.Liquid and gas chromatography – mass spectrometry methods in food and environmental safety

- (Book / Chapter)Sapozhnikova, Y.V. 2022. Liquid and gas chromatography – mass spectrometry methods in food and environmental safety. In: Pico, Y., Campo, J., editors. Mass Spectrometry in Food and Environmental Chemistry. The Handbook of Environmental Chemistry.  New York, NY: Springer. p. 127-143.Non-targeted screening of chemicals migrating from paper-based food packaging by GC-Orbitrap mass spectrometry
                                                        

- (Peer Reviewed Journal)Sapozhnikova, Y.V. 2021. Non-targeted screening of chemicals migrating from paper-based food packaging by GC-Orbitrap mass spectrometry. Talanta. Volume 226: 1-10. https://doi.org/10.1016/j.talanta.2021.122120.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., Michlig, N., Rousova, J., Konschnik, J.D. 2020. There is no time to waste: low-pressure gas chromatography–mass spectrometry is a proven solution for fast, sensitive, and robust GC–MS analysis. LC GC North America. 38(8):457-464.Spatial and seasonal occurrence of pesticides and environmental contaminants in fish tissues influenced by snowmelt and municipal effluent discharge
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (Other)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
                                                        

- (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
                                                        

- (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
                                                        

- (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. 410:5465-5479. 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
                                                        

- (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
                                                        

- (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

- (Review Article)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. 63:5163-5168. https://doi.org/10.1021/jf506256q.Current issues involving screening and identification of chemical contaminants in foods by mass spectrometry
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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
                                                        

- (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

- (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.


Return to top


Connect with ARS Sign up


ARS Home
                            USDA.gov
                            Plain Writing
                            Policies & Links
                            Civil Rights Statements
                            FOIA
                            Accessibility Statement
                            Privacy Policy
                            Non-Discrimination Statement
                            Quality of Information
                            USA.gov
                            WhiteHouse.gov