A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe
This study introduces a farm-to-fork quantitative risk assessment (QRA) model for invasive listeriosis from ready-to-eat diced cantaloupe. The modular model comprises seven stages—preharvest (soil and irrigation contamination), harvest (cross-contamination and survival), pre-processing (brushing), p...
Saved in:
| Main Authors: | , , , , , , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2025-06-01
|
| Series: | Foods |
| Subjects: | |
| Online Access: | https://www.mdpi.com/2304-8158/14/13/2212 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1849319774099603456 |
|---|---|
| author | Laurent Guillier Ursula Gonzales-Barron Régis Pouillot Juliana De Oliveira Mota Ana Allende Jovana Kovacevic Claudia Guldimann Aamir Fazil Hamzah Al-Qadiri Qingli Dong Akio Hasegawa Vasco Cadavez Moez Sanaa |
| author_facet | Laurent Guillier Ursula Gonzales-Barron Régis Pouillot Juliana De Oliveira Mota Ana Allende Jovana Kovacevic Claudia Guldimann Aamir Fazil Hamzah Al-Qadiri Qingli Dong Akio Hasegawa Vasco Cadavez Moez Sanaa |
| author_sort | Laurent Guillier |
| collection | DOAJ |
| description | This study introduces a farm-to-fork quantitative risk assessment (QRA) model for invasive listeriosis from ready-to-eat diced cantaloupe. The modular model comprises seven stages—preharvest (soil and irrigation contamination), harvest (cross-contamination and survival), pre-processing (brushing), processing (flume tank washing, dicing and equipment cross-contamination), lot testing, cold-chain transport and retail growth, and consumer storage/handling. Each stage employs stochastic functions to simulate microbial prevalence and concentration changes (growth, inactivation, removal, partitioning, cross-contamination) using published data. In a reference scenario—good agricultural practices (soil barriers, no preharvest irrigation), hygienic processing and proper cold storage—the model predicts low lot- and pack-level contamination, with few packs >10 CFU/g and most servings below detection; the mean risk per serving is very low. “What-if” analyses highlight critical control points: the absence of soil barriers with preharvest irrigation can increase the risk by 10,000-fold; flume tank water contamination has a greater impact than harvest-stage cross-contamination; and poor consumer storage can raise the risk by up to 500-fold. This flexible QRA framework enables regulators and industry to evaluate and optimize interventions—from improved agricultural measures to targeted sampling plans and consumer guidance—to mitigate listeriosis risk from RTE diced cantaloupe. |
| format | Article |
| id | doaj-art-4f92b6f03e384b7da1e98af722f45a55 |
| institution | Kabale University |
| issn | 2304-8158 |
| language | English |
| publishDate | 2025-06-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Foods |
| spelling | doaj-art-4f92b6f03e384b7da1e98af722f45a552025-08-20T03:50:20ZengMDPI AGFoods2304-81582025-06-011413221210.3390/foods14132212A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat CantaloupeLaurent Guillier0Ursula Gonzales-Barron1Régis Pouillot2Juliana De Oliveira Mota3Ana Allende4Jovana Kovacevic5Claudia Guldimann6Aamir Fazil7Hamzah Al-Qadiri8Qingli Dong9Akio Hasegawa10Vasco Cadavez11Moez Sanaa12Risk Assessment Department, French Agency for Food, Environmental and Occupational Health & Safety (Anses), 14 rue Pierre et Marie Curie, 94700 Maisons-Alfort, FranceCIMO, LA SusTEC, Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalConsultant, 18 rue Mohamed Al Ghazi, Rabat 10170, MoroccoDepartment of Nutrition and Food Safety, World Health Organization, 1211 Geneva, SwitzerlandCEBAS-CSIC, Microbiology and Quality of Fruits and Vegetables Group, Campus de Espinardo, 25, 30100 Murcia, SpainFood Innovation Center, Oregon State University, 1207 NW Naito Parkway, Portland, OR 97209, USACompetence Center for Food Safety, Chair for Food Safety and Analytics, Faculty of Veterinary Medicine, Ludwig-Maximilians-Universität München (LMU), Schönleutnerstrasse 8, 85764 Oberschleissheim, GermanyPublic Health Risk Sciences Division (PHRS), Public Health Agency of Canada, 370 Speedvale Avenue West, Guelph, ON N1H 7M7, CanadaDepartment of Nutrition and Food Technology, School of Agriculture, The University of Jordan, Amman 11942, JordanSchool of Health Science and Engineering, University of Shanghai for Science and Technology, Shanghai 200093, ChinaDepartment of Nutrition and Food Safety, World Health Organization, 1211 Geneva, SwitzerlandCIMO, LA SusTEC, Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalDepartment of Nutrition and Food Safety, World Health Organization, 1211 Geneva, SwitzerlandThis study introduces a farm-to-fork quantitative risk assessment (QRA) model for invasive listeriosis from ready-to-eat diced cantaloupe. The modular model comprises seven stages—preharvest (soil and irrigation contamination), harvest (cross-contamination and survival), pre-processing (brushing), processing (flume tank washing, dicing and equipment cross-contamination), lot testing, cold-chain transport and retail growth, and consumer storage/handling. Each stage employs stochastic functions to simulate microbial prevalence and concentration changes (growth, inactivation, removal, partitioning, cross-contamination) using published data. In a reference scenario—good agricultural practices (soil barriers, no preharvest irrigation), hygienic processing and proper cold storage—the model predicts low lot- and pack-level contamination, with few packs >10 CFU/g and most servings below detection; the mean risk per serving is very low. “What-if” analyses highlight critical control points: the absence of soil barriers with preharvest irrigation can increase the risk by 10,000-fold; flume tank water contamination has a greater impact than harvest-stage cross-contamination; and poor consumer storage can raise the risk by up to 500-fold. This flexible QRA framework enables regulators and industry to evaluate and optimize interventions—from improved agricultural measures to targeted sampling plans and consumer guidance—to mitigate listeriosis risk from RTE diced cantaloupe.https://www.mdpi.com/2304-8158/14/13/2212melonprimary productionlisteriosisexposure assessmentsimulation |
| spellingShingle | Laurent Guillier Ursula Gonzales-Barron Régis Pouillot Juliana De Oliveira Mota Ana Allende Jovana Kovacevic Claudia Guldimann Aamir Fazil Hamzah Al-Qadiri Qingli Dong Akio Hasegawa Vasco Cadavez Moez Sanaa A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe Foods melon primary production listeriosis exposure assessment simulation |
| title | A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe |
| title_full | A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe |
| title_fullStr | A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe |
| title_full_unstemmed | A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe |
| title_short | A Quantitative Risk Assessment Model for <i>Listeria monocytogenes</i> in Ready-to-Eat Cantaloupe |
| title_sort | quantitative risk assessment model for i listeria monocytogenes i in ready to eat cantaloupe |
| topic | melon primary production listeriosis exposure assessment simulation |
| url | https://www.mdpi.com/2304-8158/14/13/2212 |
| work_keys_str_mv | AT laurentguillier aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT ursulagonzalesbarron aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT regispouillot aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT julianadeoliveiramota aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT anaallende aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT jovanakovacevic aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT claudiaguldimann aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT aamirfazil aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT hamzahalqadiri aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT qinglidong aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT akiohasegawa aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT vascocadavez aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT moezsanaa aquantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT laurentguillier quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT ursulagonzalesbarron quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT regispouillot quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT julianadeoliveiramota quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT anaallende quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT jovanakovacevic quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT claudiaguldimann quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT aamirfazil quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT hamzahalqadiri quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT qinglidong quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT akiohasegawa quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT vascocadavez quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe AT moezsanaa quantitativeriskassessmentmodelforilisteriamonocytogenesiinreadytoeatcantaloupe |