Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

Guoying Chen
Residue Chemistry and Predictive Microbiology Research
Chemistry

Phone: (215) 233-6495
Fax: (215) 233-6581
Room 1125.2

600 E. MERMAID LANE
ERRC
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
Development of Testing Technologies for Chemical Residues and Data Processing and Mining Method for Risk Assessment
Non-Funded Cooperative Agreement (N)
  Accession Number: 428698

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Hg speciation by differential photochemical vapor generation at UV-B and UV-C wavelengths -
Chen, G., Lai, B., Mei, N., Liu, J., Mao, X. 2016. Hg speciation by differential photochemical vapor generation at UV-B and UV-C wavelengths [abstract]. American Chemical Society National Meeting. 252(16):1.
Effects of compost amended lead-arsenate contaminated soils on total and inorganic arsenic concentration in rice -
Ambient-temperature trap/release of arsenic by dielectric barrier discharge and its application to ultratrace arsenic determination in surface water followed by atomic fluorescence spectrometry -
Mao, X., Qi, Y., Huang, J., Liu, J., Chen, G., Na, X., Wang, M., Qian, Y. 2016. Ambient-temperature trap/release of arsenic by dielectric barrier discharge and its application to ultratrace arsenic determination in surface water followed by atomic fluorescence spectrometry. Analytical Chemistry. 88(7):4147-4152. doi: 10.1021/acs.analchem.6b00506.
Speciation of AsIII and AsV in fruit juices by dispersive liquid–liquid microextraction and hydride generation-atomic fluorescence spectrometry Reprint Icon -
Lai, G., Chen, G. 2015. Speciation of AsIII and AsV in fruit juices by dispersive liquid–liquid microextraction and hydride generation-atomic fluorescence spectrometry. Journal of Food Chemistry. DOI: 10.1016/j.foodchem.2015.05.052.
Inorganic arsenic in starchy roots, tubers, and plantain and assessment of cancer risk of sub-Saharan African populations Reprint Icon -
Chen, T., Huang, L., Lai, G., Chen, G. 2015. Inorganic arsenic in starchy roots, tubers, and plantain and assessment of cancer risk of sub-Saharan African populations. Food Control. DOI: 10.1016/j.foodcont.2015.01.016.
Rapid screening of oxytetracycline residue in catfish muscle by dispersive liquid-liquid microextraction and europium-sensitized luminescence Reprint Icon -
Lai, G., Chen, G., Chen, T., Li, Q. 2015. Rapid screening of oxytetracycline residue in catfish muscle by dispersive liquid-liquid microextraction and europium-sensitized luminescence. Journal of Food Analytical Methods. DOI: 10.1007/s12161-014-0076-4.
SPE speciation of inorganic arsenic in rice followed by hydride-generation atomic fluorescence spectrometric quantification Reprint Icon -
Chen, G., Chen, T. 2014. SPE speciation of inorganic arsenic in rice followed by hydride-generation atomic fluorescence spectrometric quantification. Talanta. 119:202-206.
Luminescence screening of enrofloxacin and ciprofloxacin residues in swine liver after dispersive liquid - liquid microextraction cleanup Reprint Icon -
Chen, G., Li, Q. 2013. Luminescence screening of enrofloxacin and ciprofloxacin residues in swine liver after dispersive liquid - liquid microextraction cleanup. Journal of Agricultural and Food Chemistry. 61:98-102.
Prevalence of veterinary drug residues and heavy metals in catfish nuggets Reprint Icon -
Ozbay, G., Babu, B., Chen, G. 2012. Prevalence of veterinary drug residues and heavy metals in catfish nuggets. Journal of Food Processing and Technology. doi:10.4172/2157-7110.S11-005.
Determination of oxytetracycline residue in shrimp using a portable time-resolved analyzer and HPLC-MS/MS validation -
Chen, G. 2012. Determination of oxytetracycline residue in shrimp using a portable time-resolved analyzer and HPLC-MS/MS validation. Sensing and Instrumentation for Food Quality and Safety. 5:165-171.
Screening of fluoroquinolone residues in caprine milk using a 5-kg luminescence photometer -
Chen, G. 2011. Screening of fluoroquinolone residues in caprine milk using a 5-kg luminescence photometer. Journal of Food Analytical Methods. 5:1114–1120.
A 5-kg time-resolved luminescence photometer with multiple excitation sources -
Chen, G. 2012. A 5-kg time-resolved luminescence photometer with multiple excitation sources. Journal of Applied Spectroscopy. 66(33):341-346.
Use of a portable time-resolved fluorometer to determine oxytetracycline residue in four fruit crops -
Chen, G., Liu Guyu 2011. Use of a portable time-resolved fluorometer to determine oxytetracycline residue in four fruit crops. Food Chemistry. 127:264-269.
Screening of Danofloxacin residue in bovine tissue by terbium-sensitized luminescence on C18 sorbent strips -
Chen, G., Du, Y. 2011. Screening of Danofloxacin residue in bovine tissue by terbium-sensitized luminescence on C18 sorbent strips. Journal of Agricultural and Food Chemistry. 59:1058-1062.
Fluorometer with a quartz-rod waveguide-integrating sphere configuration to measure evanescent-field luminescence -
Chen, G. 2010. Fluorometer with a quartz-rod waveguide-integrating sphere configuration to measure evanescent-field luminescence [Abstract]. Symposium on Luminescence Spectrometry.
HPLC Determination and MS Confirmation of Malachite Green, Gentian Violet, and Their Leuco Metabolites in Catfish Muscle -
Chen, G., Miao, S. 2010. HPLC Determination and MS Confirmation of Malachite Green, Gentian Violet, and Their Leuco Metabolites in Catfish Muscle. Journal of Agricultural and Food Chemistry.(58):7109-7114.
Fluorescence screening of leucomalachite green and leucogentian violet residues in catfish -
Chen, G., Shui, M. 2009. Fluorescence screening of leucomalachite green and leucogentian violet residues in catfish [Abstract].American Chemical Society.
Analysis of oxytetracycline residue in salmon muscle using a portable analyzer based on Eu III luminescence -
Chen, G. 2009. Analysis of oxytetracycline residue in salmon muscle using a portable analyzer based on Eu III luminescence. Journal of Food Additives & Contaminants. (26):1172-1179.
Portable tetracycline analyzer based on LED-excitation europium-sensitized luminescence -
Chen, G. 2007. Portable tetracycline analyzer based on LED-excitation europium-sensitized luminescence. Sensors and Actuators B: Chemical. Available:http:www.sciencedirect//doi:10.1016/j.snb.2007.10.046
Oxytetracycline Analysis in Honey Using a Portable Specific Analyzer -
Chen, G., Schwartz, D.P., Nunez, A. 2007. Oxytetracycline Analysis in Honey Using a Portable Specific Analyzer. Proceedings of SPIE.6761:67610K-1-67610K-7
Design of a portable fluoroquinolone analyzer based on terbium-sensitized luminescence -
Chen, G. 2007. Design of a portable fluoroquinolone analyzer based on terbium-sensitized luminescence. Proceedings of SPIE.6756:675605-1-675605-7.
LED-BASED TETRACYLINE ANALYZER FOR FIELD ANALYSIS -
Chen, G. 2006. Led-based tetracyline analyzer for field analysis. Proceedings SPIE. 6377.
ANALYSIS OF OXYTETRACYCLINE IN SURFACE WATER USING A PORTABLE ANALYZER -
Chen, G., Qin, F. 2006. Analysis of oxytetracycline in surface water using a portable analyzer. Proceedings SPIE 6378, 6378W.
LED-BASED PORTABLE TETRACYCLINE-SPECIFIC ANALYZER -
Chen, G. 2006. Led-based portable tetracycline-specific analyzer. Optic East 2006 Proceedings.
APPLICATION OF A TETRACYCLINE ANALYZER IN FOOD, AQUACULTURAL AND ENVIRONMENTAL ANALYSIS -
Chen, G. 2006. Application of a tetracycline analyzer in food, aquacultural and environmental analysis. Meeting Abstract.
OXYTETRACYCLINE ANALYSIS IN ENVIRONMENTAL WATERS USING A SPECIFIC PORTABLE ANALYZER -
Chen, G., Qin, F. 2006. Oxytetracycline analysis in environmental waters using a specific portable analyzer. Meeting Abstract.
TIME-RESOLVED LUMINESENCE SCREENING OF ANTIBIOTICS IN TISSUE MATRICES WITHOUT CENTRIFUGATION AND FILTRATION -
Chen, G., Smith, E., Qin, F., Liu, L.S. 2006. Time-resolved luminesence screening of antibiotics in tissue matrices without centrifugation and filtration. Journal of Agricultural and Food Chemistry. 54:3225-3230.
PECTIN GEL VEHICLES FOR CITRONELLAL DELIVERY -
Liu, L.S., Chen, G., Fishman, M.L., Hicks, K.B. Pectin gel vehicles for citronellal delivery. Controlled Release Journal.2005. Drug Delivery. 12:p.149-157.
ANTIBIOTIC SCREENING IN ANIMAL MUSCLE WITHOUT CENTRIFUGATION AND FILTRATION -
Chen, G., Liu, L.S., Smith, E. 2006. Antibiotic screening in animal muscle without centrifugation and filtration. Pittcon 2006 Abstract. #2030-4
A SINGLE SORBENT FOR TETRACYCLINE ENRICHMENT AND FOLLOWING SOLID-MATRIX TIME-RESOLVED LUMINESCENCE -
Liu, L.S., Chen, G., Fishman, M.L. A single sorbent for tetracycline enrichment and following solid-matrix time-resolved luminescence. 2005. Analytica Chimica Acta:528: p.261-268.
PROFILE OPTIMIZATION OF TAPERED WAVEGUIDE SENSORS BY LUMINESCENCE IMAGING -
Chen, G. 2004. Profile optimization of tapered waveguide sensors by luminescence imaging. Proceedings of SPIE.
LUMINESCENCE IMAGING AS A TOOL IN PROFILE OPTIMIZATION OF TAPER QUARTZ-ROD WAVEGUIDES -
Chen, G. 2004. Luminescence imaging as a tool in profile optimization of taper quartz-rod waveguides. Meeting Abstract.
HYPHENATION OF C18 SOLID-PHASE MICROEXTRACTION AND TIME-RESOLVED LUMINESCENCE USING TETRACYCLINE IN MILK AS A MODEL ANALYTE -
Chen, G., Liu, L.S. 2004. Hyphenation of c18 sorbent extraction and solid-matrix time-resolved luminescence using tetracycline in milk as a model analyte. J. Agri. Food Chem. 52. pp. 7199-7205.
TIME-RESOLVED LUMINESCENCE SCREENING ASSAY FOR TETRACYCLINES IN CHICKEN MUSCLE -
Schneider, M.J., Chen, G. 2004. Time-resolved luminescence screening assay for tetracyclines in chicken muscle. Analytica Chimica Acta.
DESIGN OF A PORTABLE FLUOROMETER CAPABLE OF TIME-RESOLVED LUMINESCENCE MEASUREMENTS -
Chen, G. 2004. Design of a portable fluorometer capable of time-resolved luminescence measurements. Meeting Abstract.
EUROPIUM-SENSITIZED LUMINESCENCE DETERMINATION OF OXYTETRACYCLINE IN CATFISH MUSCLE -
Chen, G., Schneider, M.J., Darwish, A.M., Lehotay, S.J., Freeman, D.W. 2004. Europium-sensitized luminescence determination of oxytetracycline in catfish muscle. Talanta. 64. pp. 252-257.
FLUORESCENCE SCREENING ASSAYS FOR TETRACYCLINES IN CHICKEN MUSCLE -
Schneider, M.J., Chen, G. 2004. Fluorescence screening assays for tetracyclines in chicken muscle. Euroresidue Conference Proceedings.
HIGH-THROUGHPUT SCREENING OF ENROFLOXACIN IN CHICKEN MUSCLE BY SPECTROFLUORIMETRY -
CHEN, G., SCHNEIDER, M.J. HIGH-THROUGHPUT SCREENING OF ENROFLOXACIN IN CHICKEN MUSCLE BY SPECTROFLUORIMETRY. FeedInfo News Service. 2003.
A RAPID SPECTROFLUOROMETRIC SCREENING METHOD FOR ENROFLOXACIN IN CHICKEN MUSCLE -
CHEN, G., SCHNEIDER, M.J. A RAPID SPECTROFLUOROMETRIC SCREENING METHOD FOR ENROFLOXACIN IN CHICKEN MUSCLE. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY. 2003. v. 51. p. 3249-3253.
DETECTION OF EUROFLOXACIN IN CHICKEN MUSCLE BY SPECTROFLUORIMETRIC METHODS -
CHEN, G., SCHNEIDER, M.J. DETECTION OF EUROFLOXACIN IN CHICKEN MUSCLE BY SPECTROFLUORIMETRIC METHODS. PITTSBURGH CONFERENCE. ABSTRACT. P. 404. 2003.
Last Modified: 5/2/2016
Footer Content Back to Top of Page