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U.S. Department of Health and Human Services

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Listeria monocytogenes Risk Assessment: Appendix 1: Chronology of Technical and Scientific Reviews of the Listeria monocytogenes Risk Assessment

FDA/Center for Food Safety and Applied Nutrition
USDA/Food Safety and Inspection Service
September 2003

(Appendices 1-4 available in PDF)


FDA solicited the advice and opinions of scientific experts and the public throughout the conduct of this Listeria monocytogenes risk assessment. A summary of the dates, type of review activity, and participants is provided below.

Chronology of Technical and Scientific Reviews of the Listeria monocytogenes Risk Assessment
DateActivityParticipants
January 1999Risk Assessment Team assembledFDA and FSIS
May 1999Federal Register Notice; request for comments and for scientific data and informationPublic
May 1999Federal Register Notice of public meeting; request for commentsPublic
May 1999Public meeting (Chicago, IL)NACMCF; public
August 1999Federal Register Notice of public meetingPublic; Federal Register Notice
September 1999Public meeting; request for comments on the risk assessment approach and assumptions (Washington, DC)NACMCF; Public
December 1999Request for scientific review of draft risk assessment documentRAC members
December 1999Technical discussion of the draft risk assessment documentRAC annual meeting (closed)
December 1999Intensive review of modelFDA
March 2000Internal scientific review of draft documentSelected FDA risk managers
May 2000Technical review of documentSelected government experts and SGE's
May 2000Review of model and mathematicsSelected government experts and SGE's
May 2000Data verificationFDA quality assurance team
September/ October 2000Interagency review of draft documentFDA, FSIS, CDC
January 2001Federal Register Notice of Availability of draft risk assessment document for public review and comment (66FR 5515)Public
March 2001Public meeting; presentation of assumptions, approach, and results of the risk assessment and request for comment (66FR 13544)Public
March 20011st extension of public comment period (66 FR13545)Public
May 20012nd extension of public comment period (66 FR 28181)Public
July 2001Close of public comment period 
July 2001 toDecember 2002Review of public comments including newly available dataFDA and FSIS
April 2003Technical review of revised report and modelFDA and FSIS
2003Federal Notice of Availability of revised risk assessmentPublic
2003Public meeting; presentation of revised risk assessmentPublic
FDA= Food and Drug Administration
FSIS= Food Safety and Inspection Service
NACMCF = the National Advisory Committee on Microbiological Criteria for Foods.
RAC = the U.S. government Interagency Risk Assessment Consortium
CDC = Center for Disease Control and Prevention
SGE = Special Government Employees