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United States Department of Agriculture

Agricultural Research Service

Related Topics

Thomas P Oscar
Residue Chemistry and Predictive Microbiology Research
Food Technology

Phone: (410) 651-6062
Fax: (410) 651-8498
Room 2111

FOOD SCIENCE & TECHNOLOGY BLDG.
UNIV OF MARYLAND EASTERN SHORE
PRINCESS ANNE , MD 218531229

Projects
Data Acquisition, Development of Predictive Models for Food Safety and their Associated Use in International Pathogen Modeling and Microbial Databases
Appropriated (D)
  Accession Number: 430152

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Neural network model for survival and growth of Salmonella 8,20:-:z6 in ground chicken thigh meat during cold storage: extrapolation to other serotypes -
Oscar, T.P. 2015. Neural network model for survival and growth of Salmonella 8,20:-:z6 in ground chicken thigh meat during cold storage: extrapolation to other serotypes. Journal of Food Protection. 78(10):1819-1827. doi: 10.4315/0362-028X.JFP-15-093.
Chlorine inactivation of Salmonella Kentucky isolated from chicken carcasses: Evaluation of strain variation Reprint Icon -
Mohamed, T.M., Parveen, S., Ludwig, J., Oscar, T.P. 2015. Chlorine inactivation of Salmonella Kentucky isolated from chicken carcasses: Evaluation of strain variation . Journal of Food Protection. 78(2):414-418.
Use of enrichment real time-Polymerase Chain Reaction to enumerate Salmonella on chicken parts Reprint Icon -
Oscar, T.P. 2014. Use of enrichment real tme-Polymerase Chain Reaction to enumerate Salmonella on chicken parts. Journal of Food Protection. 77(7):1086-1092.
General regression neural network model for behavior of Salmonella on chicken meat during cold storage Reprint Icon -
Oscar, T.P. 2014. General regression neural network model for behavior of Salmonella on chicken meat during cold storage. Journal of Food Science. 79(5):M978-M987.
Chlorine inactivation of non-resistant and antibiotic resistant strains of Salmonella Typhimurium isolated from chicken carcasses -
Oscar, T.P., Rizwana, T., Parveen, S. 2013. Chlorine inactivation of non-resistant and antibiotic resistant strains of Salmonella Typhimurium isolated from chicken carcasses. Journal of Food Protection. 76(6):1031-1034.
Validation of a predictive model for survival and growth of Salmonella Typhimurium DT104 on chicken skin for extrapolation to a previous history of frozen storage Reprint Icon -
Oscar, T.P. 2013. Validation of a predictive model for survival and growth of Salmonella Typhimurium DT104 on chicken skin for extrapolation to a previous history of frozen storage. Journal of Food Protection. 76(6):1035-1040.
Initial contamination of chicken parts with Salmonella at retail and cross-contamination of cooked chicken with Salmonella from raw chicken during meal preparation Reprint Icon -
Oscar, T.P. 2013. Initial contamination of chicken parts with Salmonella at retail and cross-contamination of cooked chicken with Salmonella from raw chicken during meal preparation. Journal of Food Protection. 76:(1)33-39.
Growth of Salmonella Typhimurium DT104 at 30C is not affected by anatomical location on the chicken carcass -
Oscar, T.P. 2012. Growth of Salmonella Typhimurium DT104 at 30C is not affected by anatomical location on the chicken carcass. Journal of Food Protection. 75(1)164-168.
Extrapolation of a predictive model for growth of a low inoculum size of Salmonella typhimurium DT104 on chicken skin to higher inoculum sizes -
Oscar, T.P. 2011. Extrapolation of a predictive model for growth of a low inoculum size of Salmonella typhimurium DT104 on chicken skin to higher inoculum sizes. Journal of Food Protection. 74(10)1630-1638.
Innovative modeling approaches for risk assessment in food safety -
Oscar, T.P. 2012. Innovative modeling approaches for risk assessment in food safety. Omics Technologies and Microbial Modeling in Food-borne Pathogens. Lancaster, PA: DEStech Publications, Inc. 389-422.
Development and validation of a predictive model for survival and growth of Salmonella on chicken skin stored at 4 to 12 deg C -
Oscar, T.P. 2011. Development and validation of a predictive model for survival and growth of Salmonella on chicken skin stored at 4 to 12 deg C. Journal of Food Protection. 74(2):279-284.
Plenary lecture: innovative modeling approaches applicable to risk assessments -
Oscar, T.P. 2011. Plenary lecture: innovative modeling approaches applicable to risk assessments. Food Microbiology. 28:777-781.
Qualitative map of Salmonella contamination on the chicken carcass -
Oscar, T.P., Rutto, G.K., Ludwig, J.B., Parveen, S. 2010. Qualitative map of Salmonella contamination on the chicken carcass. Journal of Food Protection. 73:1596-1603.
Survival of Campylobacter jejuni and Campylobacter coli in retail broiler meat stored at -20, 4 and 12C, and development of predictive models of survival based on temperature and time -
Speegle, L., Oscar, T.P., Nyati, H., Oyarzabal, O.A. 2010. Survival of Campylobacter jejuni and Campylobacter coli in retail broiler meat stored at -20, 4 and 12C, and development of predictive models of survival based on temperature and time. Journal of Food Protection. 73:1438-1446.
General regression neural network and Monte Carlo simulation model for survival and growth of Salmonella on raw chicken skin as a function of serotype, temperature and time for use in risk assessment -
Oscar, T.P. 2009. General regression neural network and Monte Carlo simulation model for survival and growth of Salmonella on raw chicken skin as a function of serotype, temperature and time for use in risk assessment. Journal of Food Protection. 72(10):2078-2087.
PERSISTENCE OF SALMONELLA SPP. ON CHICKEN SKIN AFTER EXPOSURE TO AN ITALIAN MARINADE -
Oscar, T.P., Singh, M. 2009. Persistance of Salmonells spp. on Chicken Skin after Exposure to an Italian Marinade. Journal of Rapid Methods and Automation in Microbiology. 17(3):369-382.
FOOD RISK ANALYSIS -
Development and Validation of a Predictive model for Listeria monocytogenes Scott A as a function of Temperature, pH and Lactate and Diacetate Mixture -
Abou-Zeid, K.A., Yoon,, K.S., Oscar, T.P., Whiting, R.C. 2009. Development and Validation of a Predictive model for Listeria monocytogenes Scott A as a function of Temperature, pH and Lactate and Diacetate Mixture. Journal of Microbiology and Biotechnology. 19(7):718-726.
PREDICTIVE MODEL FOR SURVIVAL AND GROWTH OF SALMONELLA TYPHIMURIUM DT104 ON CHICKEN SKIN DURING TEMPERATURE ABUSE -
Oscar, T.P. 2009. PREDICTIVE MODEL FOR SURVIVAL AND GROWTH OF SALMONELLA TYPHIMURIUM DT104 ON CHICKEN SKIN DURING TEMPERATURE ABUSE. Journal of Food Protection. 72(2):304-314.
An enumeration method and sampling plan for mapping the number and distribution of a multiple antibiotic resistant strain (ATCC 700408) of Salmonella typhimurium DT104 on the carcass of Cornish game hens -
PERSISTENCE OF SALMONELLA SEROTYPES ON CHICKEN SKIN AFTER EXPOSURE TO KOSHER SALT AND RINSING -
Oscar, T.P. 2008. Persistence of salmonella serotypes on chicken skin after exposure to kosher salt and rinsing. Journal of Food Safety. 28:389-399.
Survival and growth of Listeria monocytogenes in broth as a function of temperature, pH, and potassium lactate and sodium diacetate concentrations -
Abou-Zeid, K.A., Yoon, K.S., Oscar, T.P., Schwarz, J.G., Hashem, F.M., Whiting, R.C. 2007. Survival and growth of Listeria monocytogenes in broth as a function of temperature, pH, and potassium lactate and sodium diacetate concentrations. Journal of Food Protection. 70(11):2620-2625.
Prevalence and Antimicrobial Resistance of Salmonella spp. Recovered from Processed Poultry -
Parveen, S., Taabodi, M., Mohamed, T., Schwarz, J.P., Oscar, T.P., Harter-Dennis, J., Hubert, S., White, D. 2007. Prevalence and Antimicrobial Resistance of Salmonella spp. Recovered from Processed Poultry. Journal of Food Protection. 70(11):2466-2472.
PREDICTIVE MODEL FOR GROWTH OF SALMONELLA TYPHIMURIUM DT104 ON CHICKEN FRANKFURTERS -
Oscar, T.P. 2007. Predictive model for growth of salmonella typhimurium dt104 on chicken frankfurters. Abstract. International Association for Food Protection Proceedings. P2-69.
PREDICTIVE MODEL FOR VERIFICATION OF CRITICAL CONTROL POINTS FOR GROWTH OF SALMONELLA TYPHIMURIUM DT104 ON CHICKEN FRANKFURTERS AFTER THERMAL PROCESSING -
Oscar, T.P. 2008. Predictive model for verification of critical control points for growth of salmonella typhimurium dt104 on chicken frankfurters after thermal processing. International Journal of Food Microbiology. 71(6):1135-1144.
An enumeration method and sampling plan for mapping the number and distribution of Salmonella on the chicken carcass -
Oscar, T.P. 2007. An enumeration method and sampling plan for mapping the number and distribution of Salmonella on the chicken carcass. Meeting Abstract. IAFP. P2-69.
PREDICTIVE MODEL FOR GROWTH OF SALMONELLA TYPHIMURIUM DT104 FROM LOW INITIAL AND HIGH INITIAL DENSITY ON GROUND CHICKEN WITH A NATURAL MICROFLORA -
Oscar, T.P. 2007. Predictive model for growth of salmonella typhimurium dt104 from low initial and high initial density on ground chicken with a natural microflora. Food Microbiology. 24:640-651.
DEVELOPMENT, EVALUATION AND VERIFICATION OF A TERTIARY MODEL FOR GROWTH OF SALMONELLA TYPHIMURIUM ON COOKED CHICKEN BREAST BURGER PORTIONS IN THE ABSENCE OF MICROBIAL COMPETITION -
Oscar, T.P. Development, evaluation and verification of a tertiary model for growth of salmonella typhimurium on cooked chicken breast burger portions in the absence of microbial competition. Journal of Food Protection. 68(12): 2606-2613.
DEVELOPMENT AND VALIDATION OF PRIMARY AND SECONDARY MODELS FOR LAG TIME AND SPECIFIC GROWTH RATE OF LISTERIA MONOCYTOGENES SCOTT A IN BROTH -
Abou-Zeid, K.A., Yoon, K.S., Schwarz, J.G., Oscar, T.P., Hashem, F.M., Whiting, R. 2006. Development and validation of primary and secondary models for lag time and specific growth rate of listeria monocytogenes scott a in broth. [Abstract] American Society for Microbiology Annual Meeting.
CHARACTERIZATION OF SALMONELLA SPP. ISOLATED FROM PRE- AND POST-CHILL WHOLE BROILER CARCASSES -
Parveen, S., Taabodi, M., Mohammed, T., Schwarz, J., White, D., Oscar, T.P. 2006. Characterization of salmonella spp. isolated from pre- and post-chill whole broiler carcasses. [Abstract] International Association for Food Protection's Annual Meeting. P4-47. pg. 168.
PREDICTIVE MODEL FOR GROWTH OF SALMONELLA TYPHIMURIUM DT104 ON GROUND CHICKEN BREAST MEAT -
Oscar, T.P. 2006. Predictive model for growth of salmonella typhimurium dt104 on ground chicken breast meat. International Association for Food Protection Proceedings. T4-04. pg. 83.
TRANSFORMATION OF ESCHERICHIA COLI K-12 WITH A HIGH COPY PLASMID ENCODING THE GREEN FLUORESCENT PROTEIN OF AEQUOREA VICTORIA RESULTS IN REDUCED FITNESS IN THE FORM OF SLOWER GROWTH -
Oscar, T.P., Dulal, K., Boucaud, D. 2006. Transformation of escherichia coli k-12 with a high copy plasmid encoding the green fluorescent protein of aequorea victoria results in reduced fitness in the form of slower growth. Applied and Environmental Microbiology. Vol. 69. No.2. pages 276-281.
VARIATION AMONG BATCHES OF FRESHLY GROUND CHICKEN BREAST MEAT COMPLICATES THE MODELING OF SALMONELLA GROWTH KINETICS -
Oscar, T.P. 2005. Variation among batches of freshly ground chicken breast meat complicates the modeling of Salmonella growth kinetics. International Association for Food Protection. Abstract. P4-07. p. 124.
FITNESS PROBLEMS IN ESCHERICHIA COLI K-12 TRANSFORMED WITH A HIGH COPY PLASMID ENCODING THE GREEN FLUORESCENT PROTEIN -
Oscar, T.P., Dulal, K., Boucaud, D. 2005. Fitness problems in Escherichia coli k-12 transformed with a high copy plasmid encoding the green fluorescent protein. International Association for Food Protection. Abstract. P2-08. p. 87.
INCIDENCE OF SALMONELLA SPP. ON PROCESSED POULTRY -
Taabodi, M., Oscar, T.P., Schwarz, J., Parveen, S. 2005. Incidence of Salmonella spp. on processed poultry. International Association of Food Protection. Abstract. P4-07. pp. 124.
VALIDATION OF LAG TIME AND FROWTH RATE MODELS FOR SALMONELLA TYPHIMURIUM: ACCEPTABLE PREDICTION ZONE METHOD -
Oscar, T.P. 2005. Validation of lag time and growth rate models for Salmonella Typhimurium: Acceptable Prediction Zone Method. Journal of Food Science. 70(2): M129-M137.
PERFORMANCE OF GROWTH MODELS FOR SALMONELLA AND OTHER PATHOGENS -
Oscar, T.P. 2004. Performance of growth models for salmonella and other pathogens. Institute of Food Technologists. 114D-2.
PREDICTIVE SIMULATION MODEL FOR ENUMERATION OF SALMONELLA ON CHICKEN AS A FUNCTION OF POLYMERASE CHAIN REACTION DETECTION TIME SCORE AND SAMPLE SIZE -
Oscar, T.P. 2004. Predictive simulation model for enumeration of salmonella on chicken as a function of polymerase chain reaction detection time score and sample size. Journal of Food Protection. 67(6):1201-1208.
VERIFICATION OF A TERTIARY MODEL FOR GROWTH OF SALMONELLA -
Oscar, T.P. 2004. Verification of a tertiary model for growth of salmonella. International Association for Food Protection. T50.
A QUANTITATIVE RISK ASSESSMENT MODEL FOR SALMONELLA AND WHOLE CHICKENS -
Oscar, T.P. 2004. A quantitative risk assessment model for salmonella and whole chickens. International Journal of Food Microbiology. 93:231-247.
DEVELOPMENT OF PREDICTIVE MODELS FOR THE SURVIVAL OF CAMPYLOBACTER JEJUNI ON COOKED CHICKEN BREAST PATTIES AND IN BROTH AS A FUNCTION OF TEMPERATURE -
Yoon, K.S., Burnette, C.N., Oscar, T.P. 2004. Development of predictive models for the survival of campylobacter jejuni on cooked chicken breast patties and in broth as a function of temperature. Journal of Food Protection. 67(1):64-70.
DOSE-RESPONSE MODEL FOR THIRTEEN STRAINS OF SALMONELLA -
Oscar, T.P. 2004. Dose-response model for thirteen strains of salmonella. Risk Analysis. 24(1):41-49.
A QUANTITATIVE RISK ASSESSMENT MODEL FOR SALMONELLA AND WHOLE CHICKENS AT RETAIL -
OSCAR, T.P. A QUANTITATIVE RISK ASSESSMENT MODEL FOR SALMONELLA AND WHOLE CHICKENS AT RETAIL. MEETING ABSTRACT. 2003. pp. 120.
ENUMERATION OF SALMONELLA WITH THE POLYMERASE CHAIN REACTION BAX SYSTEM AND SIMULATION MODELING -
OSCAR, T.P. ENUMERATION OF SALMONELLA WITH THE POLYMERASE CHAIN REACTION BAX SYSTEM AND SIMULATION MODELING. MEETING ABSTRACT. 2003. pp. 119-120.
SAFE PRODUCTION ZONE, A NEW METHOD FOR VALIDATION OF PREDICTIVE MODELS -
OSCAR, T.P. SAFE PRODUCTION ZONE, A NEW METHOD FOR VALIDATION OF PREDICTIVE MODELS. MEETING ABSTRACT. 2003. pp. 119.
COMPARISON OF PREDICTIVE MODELS FOR GROWTH OF PARENT AND GREEN FLUORESCENT PROTEIN PRODUCING STRAINS OF SALMONELLA -
OSCAR, T.P. COMPARISON OF PREDICTIVE MODELS FOR GROWTH OF PARENT AND GREEN FLUORESCENT PROTEIN PRODUCING STRAINS OF SALMONELLA. JOURNAL OF FOOD PROTECTION. 2003. V. 66(2). pg. 200-207.
GROWTH KINETICS OF PARENT AND GREEN FLUORESCENT PROTEIN-PRODUCING STRAINS OF SALMONELLA -
OSCAR, T.P. GROWTH KINETICS OF PARENT AND GREEN FLUORESCENT PROTEIN-PRODUCING STRAINS OF SALMONELLA. INTERNATIONAL ASSOCIATION FOR FOOD PROTECTION. 2002. p. 119.
SURVIVAL OF CAMPYLOBACTER JEJUNI ON STERILE CHICKEN BREAST BURGERS STORED AT REFRIGERATION AND AMBIENT TEMPERATURES -
YOON, K., BURNETTE, C.N., OSCAR, T.P. SURVIVAL OF CAMPYLOBACTER JEJUNI ON STERILE CHICKEN BREAST BURGERS STORED AT REFRIGERATION AND AMBIENT TEMPERATURES. MEETING ABSTRACT. 2002. pp. 112.
DEVELOPMENT AND VALIDATION OF A TERTIARY MODEL FOR PREDICTING THE POTENTIAL GROWTH OF SALMONELLA TYPHIMURIUM ON COOKED CHICKEN -
SURVIVAL OF SALMONELLA THPHIMURIUM ON STERILE GROUND CHICKEN BREAST PATTIES AFTER WASHING WITH SALT AND PHOSPHATES AND DURING REFRIGERATED AND FROZEN STORAGE -
YOON, K.S., OSCAR, T.P. SURVIVAL OF SALMONELLA THPHIMURIUM ON STERILE GROUND CHICKEN BREAST PATTIES AFTER WASHING WITH SALT AND PHOSPHATES AND DURING REFRIGERATED AND FROZEN STORAGE. JOURNAL OF FOOD SCIENCE AND TECHNOLOGY. 2002. V. 67(2). pg. 772-775.
VARIATION OF LAG TIME AND SPECIFIC GROWTH RATE AMONG 11 STRAINS OF SALMONELLA INOCULATED ONTO STERILE GROUND CHICKEN BREAST BURGERS AND INCUBATED AT 25 C -
ARS News Articles
Last Modified: 5/2/2016
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