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University of Nebraska–Lincoln

The Department of Food Science & Technology

IMPACTING THE WORLD THREE TIMES A DAY

Lysteria

Control of Listeria monocytogenes on

Ready-to-Eat Meat and Poultry Products

Web Seminar Information

SESSION 1 – September 3, 2008

Link to the recorded session: http://connect.extension.iastate.edu/p91184298/

1. Listeria monocytogenes in RTE Meats / Regulatory Update

Speaker:
Dr. Dan Engeljohn, USDA - FSIS
Dr.  Engeljohn is the Deputy Assistant Administrator, OPPED, with the Food Safety and Inspection Service of the USDA.  He obtained his B.S. and M.S. in Animal Science from University of Illinois, and his Ph.D. from Howard University, Washington, DC. Dr. Engeljohn served as both a Meat Marketing Specialist and a Food Technologist in the meat grading and food safety programs at USDA. Currently, he oversees the risk management activities associated with meat, poultry, and processed egg products and leads the strategic planning efforts involving the development of food safety regulations.  Engeljohn represents FSIS on the National Advisory Committee on Microbiological Criteria for Foods and is the FSIS spokesperson on food irradiation issues.  In addition, he serves as an adjunct assistant professor of nutrition on the graduate faculty at Howard University and teaches both undergraduate and graduate courses on human nutrition.

2. Listeria monocytogenes – Why should we care? Consumer Issues and Perceptions

Speaker:
Dr. Pat Kendall, Colorado State University
Dr. Patricia Kendall is a professor and extension food safety specialist in the Food Science and Human Nutrition Department at Colorado State University in Fort Collins, CO.  A native of Kansas, Dr. Kendall received her B.S. in Home Economics Education and M.S. in Food and Nutrition from Kansas State University.  Her Ph.D. is in Nutrition Education from Colorado State University.  Dr. Kendall’s research and outreach work focuses on communicating with consumers about health risks, particularly risks associated with the safety of the food supply.  She is the author of more than 100 publications for scientific and lay audiences and 2000+ newspaper columns on food and nutrition topics.

Files

Session 11 Engeljohn 09-03-08.pdf

Session 12 Kendall 09-03-08.pdf


SESSION 2 – September 10, 2008

Link to the reocorded session: http://connect.extension.iastate.edu/p62936206/

1. Listeria monocytogenes The organism and its implications to RTE meat and poultry processor

Speaker:
Dr. Martin Wiedmann, Cornell University

Dr. Weidmann received a DVM and a doctorate in Veterinary Medicine from the Ludwig-Maximilians University in Munich in 1992 and 1994, and a Ph.D. in Food Science from Cornell in 1997.  He currently is an Associate Professor at Cornell and also serves as director of Graduate Studies for the Field of Food science and technology. His research interests focus on the molecular biology, genomics, and transmission of foodborne pathogens with a particular focus on Listeria monocytogenes and Salmonella.  Martin has published more than 125 peer-reviewed publications and has given more than 100 invited presentations.  Current research in his laboratory is supported by the National Institutes of Health, the USDA, and the International Life Sciences Institute. He was a member of the Listeria Outbreak Working Group, which was honored by a USDA Secretary’s Award for Superior Service in 2000 for the detection of a multistate listeriosis outbreak.  He also received the Young Scholars award from the American Dairy Science Association in 2002, the Samuel Cate Prescott Award from Institute of Food Technologists’ in 2003, and the International Life Science Institute (ILSI) North America Future Leaders Award in 2004.  He also received the Teaching Excellence Award of the Cornell Institute of Food Science in 2004.

2. Listeria monocytogenes – Control Strategies for Small and Very Small Meat Processing Operations

Speaker:
Dr. Liz Boyle, Kansas State University

Elizabeth A.E. Boyle is a Professor and Extension Specialist, Meats, in the Department of Animal Sciences and Industry, Kansas State University.  She received her B.S. (Wildlife Biology) degree from the University of Minnesota in 1980.  Her M.S. (Food Science and Nutrition) and Ph.D. (Food Science, Meats emphasis) degrees were received from Colorado State University in 1987 and 1991, respectively.   She works primarily in Extension to enhance the quality and safety of meat products and to provide scientific and technical assistance to meat processors and trade associations.  She also teaches Hazard Analysis and Critical Control Point (HACCP) workshops nationally as a certified Lead HACCP instructor and teaches undergraduate and graduate courses in HACCP and Advanced HACCP.  Her research interests focus on the impact of HACCP on small and very small meat and poultry processing facilities, meat safety and quality.  She has received several awards, most recently the FFA Honorary American Degree, and the 2007 American Meat Science Association Distinguished Extension-Industry Service Award.  She has published numerous scientific and Extension publications and abstracts, and has made presentations at many professional and industrial meetings.  She has co-authored two books, two book chapters, and numerous technical journal articles, abstracts and conference proceedings.  She has served as Chair of the Muscle Foods Division and the Kansas City Section of the Institute of Food Technologists, and Chair of the Reciprocal Meat Conference of the American Meat Science Association.  She recently served on a National Academy of Science committee to evaluate scientific criteria to ensure safe food, and as a member of the Board of Directors for CAST.

Files

Session 11 Wiedmann 09-10-08.pdf

Session 12 Boyle 09-10-08.pdf

 

SESSION 3 – September 17, 2008

Link to the recorded session: http://connect.extension.iastate.edu/p93184964/

1. Listeria monocytogenes in RTE Meats – Implications for Small Processors, State Inspected Meat Processors and Retail/Custom Exempt Processors

Speaker:
Dr. Jay Wenther, AAMP

The American Association of Meat Processors (AAMP) was founded by and continues to serve the very small and small meat processors across the United States.  While we are proud that we have members of all sizes, the “backbone” of our organization remains the small and very small independently owned firms.   I began working for AAMP in September 2003, as Director of Science & Technology.  My responsibilities included process validation and HACCP, meat processing consultation, educational material development,
AAMP website development, and advisor for the American Cured Meat Championships.   In July of 2004 I was promoted to Assistant Executive Director.  I maintain the same responsibilities and I am also learned the responsibilities of the Executive Director (Stephen Krut).  Much of my time is dedicated to answering questions from the AAMP membership, assisting with the coordination of the AAMP convention, and the development of meat processing educational material.   On January 1, 2007, I was appointed as AAMP’s Executive Director.  My main areas of responsibility include consulting the AAMP membership on government rules, regulations, legislation, processing validation, inspection, food safety, and business management.

2. Listeria monocytogenes – Control Strategies:  Chemical Treatments

Speaker:
Dr. John Sofos, Colorado State University

John N. Sofos holds a BS from the Aristotle University of Thessaloniki, Greece, and MS and PhD degrees from the University of Minnesota. Currently he holds the title of University Distinguished Professor at Colorado State University, and teaches Meat Safety, and HACCP. His research deals with the ecology, detection, stress-resistance and control of bacterial pathogens in foods. He has authored or co-authored over 235 refereed papers, 54 book chapters, 6 books, 330 abstracts and numerous other publications, has presented more than 160 invited lectures in the United States and other countries, and is listed as a Highly Cited Scientist by Thomson Scientific. He is Fellow of the American Academy of Microbiology, Institute of Food Technologists, American Society of Animal Science, and International Association for Food Protection, and has received numerous awards, including Distinguished Research Awards from the American Meat Science Association and the American Society of Animal Science, the Educator and GMA Food Safety awards of the International Association for Food Protection, and the USDA Secretary’s Honor Award for Superior Service. He is currently a member of the U.S. National Advisory Committee on Microbiological Criteria for Foods, and serves as a Scientific Editor for the Journal of Food Protection.

Files

Session 31 Wenther 09-17-08.pdf

Session 32 Sofos 09- 17-08.pdf


SESSION 4 – September, 24 2008

Link to the recorded session: http://connect.extension.iastate.edu/p76278006/

1. Listeria monocytogenes Control Strategies: Physical and Combination Treatments

Speaker:
Dr. Harshavardhan Thippareddi, University of Nebraska

Dr. Thippareddi is an Associate Professor of Food Science and an Extension Food Safety Specialist in the Department of Food Science and Technology at the University of Nebraska, Lincoln. In this role, he assists food processors on food safety and microbial shelf life issues in Nebraska and throughout the U.S. He has several research projects to assist meat and poultry processors address food safety issues such as C. perfringens during cooling of cooked, ready-to-eat meat and poultry products, growth of foodborne pathogens on meat animal carcasses during chilling, Salmonella Enteritidis in shell eggs during cooling and Listeria monocytogenes control in RTE meat processing environment and products. He is currently developing several predictive models for foodborne pathogens in meat and poultry products, such as E. coli O157:H7 in ground beef, Salmonella spp. in beef, pork and poultry, Salmonella Enteritidis in eggs, Clostridium perfringens in cooked, RTE meat and poultry products. He has been awarded the “Harry L. Rudnick Award” by North American Meat Processors Association (NAMP) for his service to the meat and poultry industry. He serves as a Science Advisor for the NAMP and its processors.

2. Listeria monocytogenes – Detection Methods and selecting an appropriate method for environmental verification program

Speaker:
Dr. Kendra Nightingale, Colorado State University

Kendra Nightingale is originally from a small farming community in western Kansas.  Kendra received a B.S. degree in Agriculture from Kansas State University, where she participated in the undergraduate honors program.  Kendra also holds a M.S. degree from Kansas State University in Food Science, where her research evaluated the use of lactoferrin, a milk-derived protein, to decontaminate and extend the shelf-life of beef products.  Kendra Nightingale completed her PhD at Cornell University in Food Science with a concentration in Food Microbiology and minors in Epidemiology and Microbiology.  Her PhD work probed the molecular epidemiology, ecology, and evolution of the human foodborne and animal pathogen Listeria monocytogenes.  Kendra also completed her postdoctoral training in the Department of Food Science at Cornell University. Kendra joined the Department of Animal Sciences at Colorado State University as an Assistant Professor in 2006.

EDUCATION:
Post-Doctoral Research, Research Associate, Cornell University
Research focus: Molecular subtyping, molecular epidemiology and molecular evolution of foodborne, waterborne, zoonotic, and other bacterial pathogens.
Ph.D. 2005. Food Science with minors in Epidemiology and Microbiology, Cornell University
M.S. 2001. Food Science with a concentration in Food Microbiology, Kansas State University
B.S. 1999. Agriculture with a major in Animal Sciences and Industry, Kansas State University

Files

Session 41 Thippareddi 09-24-08.pdf

Session 42 Nigthingale 09-24-08 .pdf

 

SESSION 5 – October 1, 2008

Link to the recorded session: http://connect.extension.iastate.edu/p88224934

1.  Control of Listeria monocytogenes through Sanitary Equipment and Facility Design and Sanitation Best Practices

Speaker:
Dr. John Butts, Land O’Frost

Dr. John Butts is Vice-President of Research at Land O'Frost. He received his BS in Agriculture and his MS in Food Science from Kansas State University, and his PhD -- from Purdue University. He is a member of the American Meat Institute Board of directors, and has been an active member of the Scientific Affairs Committee (SAC) for over twenty-five years. Dr. Butts is also a member of the AMI Listeria Intervention and Control Workshop team, co-author of the presentation and workshop instructor. He has been honored with the 2005 Food Safety Leadership Award, 2006 Food Safety Magazine Distinguished Service Award, and 2008 Meat Processing Award, among others. He has made over 40 presentations in trade shows, expositions, workshops and scientific meetings, and his interviews and articles appear in trade press regularly.

2.  Lot and line segregation to minimize the risk of recalls due to Listeria monocytogenes

Speaker:
Mr. John Weisgerber, Consultant

John Weisgerber graduated from Purdue University in 1970 with a B.S. in Biology. He spent over 33 years working in various aspects of quality, food safety and regulatory systems management with Oscar Mayer/Kraft Foods. During his career he worked at five Oscar Mayer/ Louis Rich manufacturing facilities across the US. In addition, John has been an instructor for the AMIF Listeria Intervention & Control Workshop, has co-authored an AMIF White Paper on Airborne Listeria, has volunteered through the United Nations to provide food processing expertise to the government of Lesotho and was a contributor to the AMIF Listeria Control Manual published in MMT December 2003.
John retired from Kraft in May 2004 as Director of Quality for the Oscar Mayer, Louis Rich, Boca Foods, Tombstone, DiGiorno and Jack’s Pizza brands. Since then, he has formed Weisgerber Consulting, LLC to provide quality and food safety system support to the food processing industry. He has presented Process Control and Quality System seminars at the Alkar Processing Validation Seminar in May 2005 and the Food Safety World Conference and Expo in March 2006. Additionally he has published an article in the April/ May 2006 issue of Food Safety Magazine titled “Automating Process Controls with a Supply Chain View”.

 

Files

Session 51 Butts 10-01-08.pdf

Session 52 Weisgerber 10-01-08.pdf


SESSION 6 – October 8, 2008

Link to the recorded session: http://connect.extension.iastate.edu/p11406718

1. Data Analysis, Root Cause Identification and Corrective Actions

Speaker:
Dr. John Butts, Lad O’Frost

Dr. John Butts is Vice-President of Research at Land O'Frost. He received his BS in Agriculture and his MS in Food Science from Kansas State University, and his PhD -- from Purdue University. He is a member of the American Meat Institute Board of directors, and has been an active member of the Scientific Affairs Committee (SAC) for over twenty-five years. Dr. Butts is also a member of the AMI Listeria Intervention and Control Workshop team, co-author of the presentation and workshop instructor. He has been honored with the 2005 Food Safety Leadership Award, 2006 Food Safety Magazine Distinguished Service Award, and 2008 Meat Processing Award, among others. He has made over 40 presentations in trade shows, expositions, workshops and scientific meetings, and his interviews and articles appear in trade press regularly.

2.  Preparing for a Food Safety Assessment – What can you do?

Speaker:
Mr. Carl Custer, Consultant & Retired, USDA - FSIS

Carl Custer is a food microbiologist by training (Texas A&M) and experience. He worked for USDA’s Food Safety Inspection Service (FSIS) and its predecessors (APHIS & FSQS) from 1972 until retiring in March 2007. During that period, he emphasized the role of science in regulatory policy, Federal food safety publications, and in troubleshooting problems in Federally-inspected establishments.
Carl also shared his experience and expertise by training others. The training included developing and presenting workshops for retail operators, retail inspectors, and local processors. He was also a primary trainer for FSIS inspectors, the Technical Service Center, and HQ people on sampling ready-to-eat processing environments for Listeria monocytogenes.

Files

Session 61 Butts handouts 10-08-08.pdf

Session 62 Custer 10-08-08.pdf

 

SESSION 7 – October 15, 2008

View the recorded webinar here: http://connect.extension.iastate.edu/p99182229

1. Listeria monocytogenes Control Strtegies: Quality Effects on RTE Meat Products

Speaker:
Dr. Dennis Burson, University of Nebraska

Dr. Dennis Burson is a Professor of meat science in the Department of Animal Science at the University of Nebraska, Lincoln. He also serves as the Extension meat specialist for the state of Nebraska and assists the meat, poultry and egg industry with outreach activities. He received his B.S. degree from University of Nebraska and his M.S. and Ph.D. degrees from Kansas State University.  His outreach focus is on improving quality, consistency and value of market animals, value addition and processing of meat products and food safety for meat and poultry processors. Dr. Burson has conducted numerous meat processing, harvesting and quality workshops in addition to food safety workshops including HACCP for the meat and poultry industry over the years and still is very active in the food safety outreach programs. He coordinates the four state consortium of Universities (UNL, KSU, SDSU, and Missouri) and holds several HACCP workshops within each of the states every year. He has taught several courses, including animal and carcass evaluation, principles of meat evaluation, grading and judging and advanced meat grading and evaluation. Dr. Burson is active in several professional organizations, including American Meat Science Association, Institute of Food Technologists and International Association for Food Protection among others.

2. Tracking Listeria monocytogenes in the RTE Meat and Poultry Processing Enviroment: DNA-Based Methods

Speaker:
Dr. Kendra Nightingale, Colorado State University

Kendra Nightingale is originally from a small farming community in western Kansas.  Kendra received a B.S. degree in Agriculture from Kansas State University, where she participated in the undergraduate honors program.  Kendra also holds a M.S. degree from Kansas State University in Food Science, where her research evaluated the use of lactoferrin, a milk-derived protein, to decontaminate and extend the shelf-life of beef products.  Kendra Nightingale completed her PhD at Cornell University in Food Science with a concentration in Food Microbiology and minors in Epidemiology and Microbiology.  Her PhD work probed the molecular epidemiology, ecology, and evolution of the human foodborne and animal pathogen Listeria monocytogenes.  Kendra also completed her postdoctoral training in the Department of Food Science at Cornell University. Kendra joined the Department of Animal Sciences at Colorado State University as an Assistant Professor in 2006.

EDUCATION:
Post-Doctoral Research, Research Associate, Cornell University
Research focus: Molecular subtyping, molecular epidemiology and molecular evolution of foodborne, waterborne, zoonotic, and other bacterial pathogens.
Ph.D. 2005. Food Science with minors in Epidemiology and Microbiology, Cornell University
M.S. 2001. Food Science with a concentration in Food Microbiology, Kansas State University
B.S. 1999. Agriculture with a major in Animal Sciences and Industry, Kansas State University

Files

Session 71 Burson 10-15-08.pdf

Session 72 Nightingale 10-15-08.pdf

 

SESSION 8 – October 23, 2008

View the recorded session here: http://connect.extension.iastate.edu/p99882765

1. Listeria monocytogenes Control Strategies:  Interventions for Small and Very Small RTE Meat and Poultry Processors

Speaker:
Dr. Margaret Hardin, Texas A&M University

Dr. Margaret Hardin is Associate Professor of Food Microbiology in the meat science section of the Department of Animal Science. She received a bachelor’s degree in Animal Science from the University of Florida and a bachelor’s degree in agricultural education from North Carolina State University. She received a master’s degree in animal science from the University of Georgia and doctorate in food science and technology from Texas A&M University. Before joining the faculty at Texas A&M University, Dr. Hardin was employed in the meat industry as Director of Food Safety with Sara Lee Foods, Director of Food Safety with Smithfield and as Director of Food Safety and Quality Assurance with Boar’s Head. She also worked as Director of Pork Safety with the National Pork Producer’s Council and as a research scientist and HACCP instructor with the National Food Processor’s Association. Dr. Hardin’s research interests are in the areas of interventions for both raw and RTE meat products, process control, process validation and shelf-life. She has published multiple journal articles and co-authored two book chapters. She has served as a member of both the National Advisory Committee on Microbiological Criteria for Food and the National Advisory Committee for Meat and Poultry Inspection.

2. Validation and Verification of Intervention Strategies

Speaker:
Dr. Harshavardhan Thippareddi, University of Nebraska

Dr. Thippareddi is an Associate Professor of Food Science and an Extension Food Safety Specialist in the Department of Food Science and Technology at the University of Nebraska, Lincoln. In this role, he assists food processors on food safety and microbial shelf life issues in Nebraska and throughout the U.S. He has several research projects to assist meat and poultry processors address food safety issues such as C. perfringens during cooling of cooked, ready-to-eat meat and poultry products, growth of foodborne pathogens on meat animal carcasses during chilling, Salmonella Enteritidis in shell eggs during cooling and Listeria monocytogenes control in RTE meat processing environment and products. He is currently developing several predictive models for foodborne pathogens in meat and poultry products, such as E. coli O157:H7 in ground beef, Salmonella spp. in beef, pork and poultry, Salmonella Enteritidis in eggs, Clostridium perfringens in cooked, RTE meat and poultry products. He has been awarded the “Harry L. Rudnick Award” by North American Meat Processors Association (NAMP) for his service to the meat and poultry industry. He serves as a Science Advisor for the NAMP and its processors.

Files

Session 81 Hardin.pdf

Session 82 Thippareddi.pdf


SESSION 9 – October 29, 2008

View the recorded session here: http://connect.extension.iastate.edu/p26469156

1. Developing a Valid Sampling Plan for Process Control

Speaker:
Dr. Harshavardhan Thippareddi, University of Nebraska
Dr. Thippareddi is an Associate Professor of Food Science and an Extension Food Safety Specialist in the Department of Food Science and Technology at the University of Nebraska, Lincoln. In this role, he assists food processors on food safety and microbial shelf life issues in Nebraska and throughout the U.S. He has several research projects to assist meat and poultry processors address food safety issues such as C. perfringens during cooling of cooked, ready-to-eat meat and poultry products, growth of foodborne pathogens on meat animal carcasses during chilling, Salmonella Enteritidis in shell eggs during cooling and Listeria monocytogenes control in RTE meat processing environment and products. He is currently developing several predictive models for foodborne pathogens in meat and poultry products, such as E. coli O157:H7 in ground beef, Salmonella spp. in beef, pork and poultry, Salmonella Enteritidis in eggs, Clostridium perfringens in cooked, RTE meat and poultry products. He has been awarded the “Harry L. Rudnick Award” by North American Meat Processors Association (NAMP) for his service to the meat and poultry industry. He serves as a Science Advisor for the NAMP and its processors.

 

2.Testing for Listeria monocytogenes in the environment and the product
Speaker:
Dr. Byron Brehm-Stecher, Iowa State University

Dr. Byron Brehm-Stecher, Ph.D., became the Assistant Professor in the department Food Science & Human Nutrition in 2004. Dr. Brehm-Stecher received his Ph.D. in Food Science in 2002 from the University of Wisconsin-Madison, where he studied “Improved Methods for the Detection and Characterization of Listeria and Salmonella”. After a postdoc in Prof. Eric Johnson’s laboratory at UW-Madison, Dr. Brehm-Stecher became a Senior Scientist/Molecular Biologist in the Advanced Research and Technologies group at Applied Biosystems (ABI) in Boston, MA. At ABI, he helped develop new commercial applications for peptide nucleic acid (PNA) probe technology for use in microbial diagnostics. Dr. Brehm-Stecher returned to academia in 2004, joining ISU’s Department of Food Science & Human Nutrition as an Assistant Professor. At ISU, Dr. Brehm-Stecher is developing a research program centered around both rapid detection of pathogens and on the development of novel antimicrobial compositions.

Files:

Session 91 Thippareddi.pdf

Session92 Brehm-Stecher.pdf

SESSION 10 – November 05, 2008

View the recorded session here:http://connect.extension.iastate.edu/p79335909

1. Making the Right Choices in the Sanitation Process

Speaker:
Dale Fredell, Manager, Education Services, Ecolab Inc.
Dale received his B.S. degree in Biology and Chemistry from Gustavus Adolphus College, an M.S. degree in Food Science and Technology from the University of Minnesota and an M.B.A. from St. Thomas University.  Following graduation from Gustavus, he was employed by the Minnesota State Health Department, Section of Virology & Rickettsia as a Bacteriologist, conducting clinical diagnostic virology testing.  He joined Ecolab in 1977 as a Senior Microbiologist.  He chaired both the American Society for Testing & Materials (ASTM) and Association of Official Analytical Chemists (AOAC) committees on virucidal testing from 1979 to 1989.  He has held several positions in Ecolab Research & Development including Supervisor, Microbiological Services; Scientist in Professional Product Development and Food Scientist and Group Program Leader within Food & Beverage Product Development.  Dale has also held positions as Corporate Account Manager (sales) and Marketing Manager, Meat & Poultry for Ecolab Food & Beverage Division. Dale holds five patents on antimicrobial treatments. He has several publications including “Biological Properties of Cationic Surfactants”, in Cationic Surfactants:  Analytical and Biological Evaluation, Marcel Dekker, Inc.  Dale is a member of the International Association for Food Protection (IAFP), the American Meat Institute, Institute for Food Technology, the American Society of Microbiologists (ASM) and ASTM.

2.What Else Would You Like to Know? A Question-and-Answer Session with the Webinar Speakers.

Files:

Session 101 Fredell.pdf

Thank you for your attention!


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