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Irish Microbial Risk Assessment Network Publications


Presentations

Exposure assessment to Cronobacter sakazakii in powder infant formula in Ireland
Presented by Ms Arianna Mussida at IAFP European Symposium “Advancements in Food Safety”,Berlin, Germany, 7-9th Oct 2009

Modelling the concentration of Salmonella in Irish fresh pork sausage from most probable number (MPN) data
Presented by Dr Ursula Gonzales Barron at IAFP European Symposium “Advancements in Food Safety”,Berlin, Germany, 7-9th Oct 2009

Risk based control of Listeria monocytogenes
Presented by Prof Francis Butler at Listeria Conference, Moorepark Research Centre, Cork, 21-22 Sept 2009

Introducing a zero-modified negative binomial regression for estimating the effect of chilling on Escherichia coliplate counts from Irish beef carcasses
Presented by Dr Ursula Gonzales Barron at 6th International Conference on Predictive Modeling in Foods, Washington D.C. USA, 8-12th Sept 2009

The use of meta-analytical tools in risk assessment modeling for food safety
Presented by Prof Francis Butler at 6th International Conference on Predictive Modeling in Foods, Washington D.C. USA, 8-12th Sept 2009

A consumer risk assessment model of Salmonella in Irish fresh pork sausages: Transport and refrigeration modules
Presented by Dr Ursula Gonzales Barron at 6th International Conference on Predictive Modeling in Foods, Washington D.C. USA, 8-12th Sept 2009

Modelling Salmonella levels in Irish raw pork sausages: Transport and refrigeration modules
Presented by Dr Ursula Gonzales Barron at 21st ISEE Conference Food, Environment and Global Health, Dublin, Ireland, 25-29th Aug 2009

A novel application of count data distributions and their zero-modified counterparts for modelling hygiene indicator organisms of beef carcasses
Presented by Dr Ursula Gonzales Barron at ProSafeBeef Safety Conference, Dublin, Ireland, 25-26th Mar 2009

Using meta-analysis to underpin a risk assessment model for the estimation of prevalence of Salmonella spp. on pork joints produced in Irish slaughterhouses
Presented by Dr Ursula Gonzales Barron at EFFoST First European Food Congress, Ljubljana, Slovenia, 4-9th Nov 2008

An assessment of the use of meat juice serology monitoring data for estimating prevalence of caecal Salmonella carriage of Irish slaughter pigs
Presented by Dr Ursula Gonzales Barron at EFFoST First European Food Congress, Ljubljana, Slovenia, 4-9th Nov 2008

A meta-analysis study of the effect of chilling on prevalence of Salmonells spp. on pigs carcasses
Presented by Prof Francis Butler at FOODSIM 2008 Food and Nutrition Simulation Conference, Dublin, Ireland, 26-28th Jun 2008

A preliminary simulation model for the prevalence of Salmonella spp. during pork processing in Ireland
Presented by Dr Ursulal Gonzales Barron at FOODSIM 2008 Food and Nutrition Simulation Conference, Dublin, Ireland, 26-28th Jun. 2008

Prevalence of Salmonella in caecal contents of slaughter pigs in Ireland as estimated from meat juice serology data
Presented by Dr Ursula Gonzales Barron at CIGR Section VI – International Conference of Agricultural Engineering “Technology for All”, Foz do Iguaçu, Brazil, 31 Aug-04 Sep 2008

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Publications
A list of outputs from the Network are listed below

Gonzales-Barron, U., Lenahan, M., Sheridan, J.J., & Butler, F. (2011). Use of a Poisson-gamma model to assess the performance of the EC process hygiene criterion for Enterobacteriaceae on Irish sheep carcasses. Food Control. Under Review.

Gonzales-Barron, U., & Butler, F. (2011) Characterisation of within-batch and between-batch variability in microbial counts in foods using Poisson-gamma and Poisson-lognormal regression models. Food Control 22, 1268-1278.

  • Gonzales-Barron, U., & Butler, F. (2011). A comparison between the discrete Poisson-Gamma and Poisson-Lognormal distributions to characterise microbial counts in foods. Food Control 22, 1279-1286.

    Gonzales-Barron, U., Redmond, G., and Butler, F. (2010). A risk characterization model of Salmonella Typhimurium in Irish fresh pork sausages. Food Research International, Special Issue Salmonella in Foods. In press.

    Gonzales-Barron, U., Redmond, G., and Butler, F. (2010). A consumer-phase exposure assessment of Salmonella Typhimurium from Irish fresh pork sausages: I. Transport and refrigeration modules. Food Control. In press.

    Gonzales-Barron, U., Redmond, G., and Butler, F. (2010). Modeling prevalence and counts from most probable number in a Bayesian framework: An application to Salmonella Typhimurium in fresh pork sausages. Journal of Food Protection. In press.

    Gonzales-Barron, U., and Butler, F. (2010). The use of meta-analytical tools in risk assessment for food safety. Food Microbiology, Special Issue Predictive Modelling in Foods. In press.

    Gonzales-Barron, U., Redmond, G., and Butler, F. (2010). A consumer-phase exposure assessment of Salmonella Typhimurium from Irish fresh pork sausages: II. Cooking and consumption modules. Food Control. Under review.

  • Gonzales Barron, U., Soumpasis, I., Butler, F., and Duffy, G. 2008. An appraisal of the use of meat juice serology monitoring data for estimating prevalence of caecal Salmonella carriage of pigs at slaughter by means of herd-level and animal-level simulation. Journal of Food Protection

    Gonzales Barron, U., Soumpasis, I., Butler, F., Duggan S., Prendergast, D., and Duffy, G. 2008. Estimation of prevalence of Salmonella spp. on pig carcasses and pork joints using a quantitative risk assessment model aided by meta-analysis. Journal of Food Protection

    U. Gonzales Barron, I. Soumpasis, and F. Butler.  “Applying zero-inflated regressions for modeling counts of Escherichia coli”. Risk Assessment Workshop: The Risk of Salmonella in Pork – Farm to Fork. University College Dublin, Ireland, 11-12 November 2008 (Workshop presentation)

    U. Gonzales Barron, I. Soumpasis, F. Butler, S. Duggan, D. Prendergast, and G. Duffy.  “Estimating prevalence of Salmonella spp. on pork cuts using a risk assessment model aided by meta-analysis”. Risk Assessment Workshop: The Risk of Salmonella in Pork – Farm to Fork. University College Dublin, Ireland, 11-12 November 2008 (Workshop presentation).

    U. Gonzales Barron, I. Soumpasis, F. Butler, and G. Duffy. “An assessment of the use of meat juice serology monitoring data for estimating prevalence of caecal Salmonella carriage of Irish slaughter pigs”. EFFoST, First European Food Congress: Food Production, Nutrition and Healthy Consumers. Ljubljana, Slovenia. 04 – 09 Nov. 2008. (oral presentation).

    U. Gonzales Barron, I. Soumpasis, F. Butler, and G. Duffy “Using meta-analysis to underpin a risk assessment model for estimation of prevalence of Salmonella spp. on pork joints produced in Irish slaughterhouses”. EFFoST, First European Food Congress: Food Production, Nutrition and Healthy Consumers. Ljubljana, Slovenia. 04 – 09 Nov. 2008. (oral presentation).

    U. Gonzales Barron, I. Soumpasis, F. Butler, D. Prendergast and G. Duffy. “Prevalence of Salmonella in caecal contents of slaughter pigs in Ireland as estimated from meat juice serology data”. CIGR Section VI – International Conference of Agricultural Engineering “Technology for All”. Foz do Iguaçu, Brazil. 31 Aug-04 Sep 2008. (oral presentation).

    U. Gonzales Barron, F. Butler, D. Bergin, D. Prendergast, S. Duggan and G. Duffy “A preliminary simulation model for the prevalence of Salmonella spp. during pork processing in Ireland”. FOODSIM 2008 Food and Nutrition Simulation Conference. University College Dublin, Ireland. 26-28 Jun. 2008. (oral presentation).

    U. Gonzales Barron, D. Bergin and F. Butler. “A meta-analysis study of the effect of chilling on prevalence of Salmonella spp. on pig carcasses”. FOODSIM 2008 Food and Nutrition Simulation Conference. University College Dublin, Ireland. 26-28 Jun. 2008 (oral presentation).

    U. Gonzales Barron. “Risk analysis for food safety and a risk assessment application of Salmonella in the pork production chain”. International invited speaker to the VIII CONIA: National Congress of Food Engineering. Universidad Nacional Agraria La Molina. Lima, Peru. 24-28 Nov. 2008.

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