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FSC 632 Foodborne Disease Agents


Lecture Topics & Course Information

INSTRUCTOR


LECTURE TOPICS

Introduction
Foodborne Illness in the United States
Surveillance
Incidence
Cost
Causes
Disease Processes in Foodborne Illness
Host Defenses Against Bacterial Pathogens
Virulence Factors that Promote Colonization
Virulence Factors That Damage the Host
Bacterial Diseases
Microbial Intoxications
    Bacillus cereus
    Clostridium botulinum
    Staphylococcus aureus
Microbial Infections-Intoxications
    Clostridium perfringens

    Enterotoxigenic Escherichia coli

    Vibrio cholerae

Microbial Infections
    Aeromonas hydrophila

    Campylobacter jejuni

    Enteroinvasive Escherichia coli

    Enteropathogenic Escherichia coli

    Verotoxigenic Escherichia coli

    Listeria monocytogenes

    Plesiomonas shigelloides

    Salmonella

    Shigella

    Vibrio parahaemolyticus

    Vibrio vulnificus

    Other Vibrio

    Yersinia enterocolitica

    Infrequent Microbial Infections

Viral and Rickettsial Diseases
    Coxiella burnetii

    Hepatitis A

    Norwalk-like

    Others

Fungal Diseases
    Mycotoxicoses

Parasitic Diseases
Protozoa

    Cryptosporidium

    Entamoeba histolytica

    Giardia lamblia

    Sarcocystis

    Toxoplasma gondii

Roundworms (Nematodes)

    Anisakiasis

    Ascaris lumbricoides

    Trichinella spiralis

Tapeworms (Cestodes)

    Taenia

Trematoda (Flukes)

Toxic Marine Animals
Ciguatera Poisoning

Scombroid (Histamine) Poisoning

Shellfish Poisoning

Toxic Plants
Other Microbial Intoxicatons
Chemical Intoxications


ABSENTEEISM

Unexcused Absence. Examinations missed due to an unexcused absence cannot be made up and a grade of zero (0) will be given for each one missed. Students' failure to complete assignments, attend class, or be present for scheduled examinations will result in reduction in grade.

Excused Absence. The following are defined as excused absences: (1) Illness of student or serious illness of a member of the student's immediately family. Appropriate verification may be requested by the instructor; (2) Death of a member of the student's immediately family. Appropriate verification may be requested by the instructor; (3) Trips for members of student organizations sponsored by an academic unit, trips for University classes, and trips for participation in intercollegiate athletic events. When feasible, the student must notify the instructor prior to the occurrence of such absences, but in no case shall such notification occur more than one week after the absence. The instructor may request formal notification from appropriate university personnel to document the student's participation in such trips; (4) Major Religious Holidays. Students are responsible for notifying the instructor in writing of their absences due to their observance of such holidays no later than the last day for adding a class. Students missing work due to an excused absence bear the responsibility of informing the instructor about their excused absence within one week following the period of the excused absence, except where prior notification is required, and of making up the missed work. If feasible, the student will be given the opportunity to make up the work during the semester in which the absence occurred. Students will be given the opportunity to make up exams missed due to an excused absence during the semester in which the absence occurred. In general, students will have two (2) weeks after their return to class to make up any work missed during an excused absence. A grade of zero (0) will be given for any work not made up within two (2) weeks of your return to class. Therefore, the burden is on you to make arrangements with the instructor to make up all work missed within two (2) weeks of your return to class.


ASSIGNMENTS

Reading assignments will be made from the current literature or from reference books and will be available in the 2nd floor conference room. They may be checked out for 2-hr periods to read and/or photocopy.


PRESENTATIONS

Each student will research a particular topic, selected in consultation with the instructor, and will prepare both oral and written presentations. The presentations will be presented during the last week (April 27-May1) of the semester. Each student must prepare and hand in a 300 word summary, a list of 5 to 10 relevant references, and 2 to 5 question on your topic (to be used for the last exam) by April 22. These must be in WordPerfect or Microsoft Word and be submitted on a disk as well as a hard copy. The summary and references will be put together and distributed to the class on April 24.

Material to include in your presentation should include basic information about the organism you are discussing, the disease syndrome it causes, what foods it is associated with, how widespread it is, toxin(s) produced, mode of action, mechanism of pathogenicity, virulence factors, etc. Much of this information can be quickly summarized in a table. Your presentation will be limited to 16 to 20 minutes, so get through the basic information quickly or just provide it in written form for reference, and spent more time on what you consider the most interesting aspects of your topic.

Your written and oral presentations will be evaluated on the basis of scientific validity, organization, clarity and completeness. Points: 40 for oral presentation, 50 for written summary, 10 for quiz questions.

Possible Topics for Presentations

Incidence of Foodborne Illness
Cost of Foodborne Illness
Emerging Foodborne Pathogens
Produces and Foodborne Illness
Imported Foods and Foodborne Illness
Irradiation to Control Foodborne Pathogens
Fish Poisoning
Shellfish Poisoning
Cryptosporidium
Cyclospora
Protozoa and Foodborne Illnesses
Viruses Implicated in Foodborne Outbreaks
Clostridium perfringens<br>
Foodborne Illness Caused by Escherichia coli
Salmonella enteritidis
Salmonella typhimurium DT104
Shigella as a Foodborne Pathogen
Vibrio cholerae
Non-Vibrio cholerae Species Involved in Foodborne Illnesses
Aeromonas: Evidence for a Foodborne Pathogen and Mechanism of Pathogenicity
Mycotoxins of Concern in Foods and Methods for Control
Bacillus cereus Foodborne Illness
Diseases of Animal Origin That Can Be Transmitted to Humans
Toxic Plant
Host Defenses Against Foodborne Pathogens

DISCUSSION QUESTIONS

Each week a set of study questions related to the topics to be discussed the following week will be posted on the class web page. The questions are designed to help you identify and understand some of the key points of the topics and I will use them as a starting place for class discussion. Each student is to hand in a typed response to one question by Friday. Each question will count 10 points.

GRADING

    Hour Examinations (4 @ 100 points each) = 400
    Presentation (100 points) = 100
    Discussion Questions = 100

    TOTAL = 600


FINAL GRADE

Final Grade =(Total Points Accumulated/Total Points Possible) X 100= %

Percentile Grade Will Be Converted to a Letter Grade

    A = >540 points
    B = > 480 to 540 points
    C = > 420 to 480 points
    D = > 360 to 420 points
    E = < 360 points


EXAMINATION SCHEDULE

All examinations will be take home exams. Students will be given the exam questions on the Monday and the answers are to be returned by 1 p.m. Friday. Answers to questions must be typed. Exams will be graded on content as well as correct use of terms and names related to microbiology and foodborne illness. Exams will not be accepted after the deadline and a grade of zero (0) will be given any student who fails to turn in an exam on time.
    Examination 1 ------- Week of February 4, 1998
    Examination 2 ------- Week of March 4, 1998
    Examination 3 ------- Week of April 8, 1998
    Examination 4 ------- Week of April 27, 1998


REFERENCE TEXTBOOKS

Bacterial Pathogenesis - A Molecular Approach. 1994. Abigail A. Salyers and Dixie D. Whitt. ASM Press. ISBN 1-55581-070-5. QR 201.B34S24 1994.

Virulence Mechanisms of Bacterial Pathogens. 2nd Edition. 1995. Edited by James A. Roth, Carole A. Bolin, Kim A. Brogden, F. Chris Minion and Michael J. Wannemuehler. ASM Press. ISBN 1-55581-085-3. QR175.V57 1995.

Mims' Pathogenesis of Infectious Disease. 4th Edition. 1995. Cedric A. Mims, Nigel J. Dimmock, Anthony Nash, and John Stephen. Academic Press. ISBN 0-12-498263-8

The Pathogenesis of Bacterial Infections. 1985. Edited by G.G. Jackson and H. Thomas. Springer-Verlag. ISBN 3-540-15304-7. QR 201 .B34 B39 1984

Foodborne Disease Handbook. Vol. 1. Diseases Caused by Bacteria. 1994. Edited by Y.H. Hui, J. Richard Gorham, K.D. Murrell, and Dean O. Cliver. Marcel Dekker. ISBN 0-8247-9063-4. QR201.F62F668 1994

Foodborne Disease Handbook. Vol. 2. Diseases Caused by Viruses, Parasites and Fungi. 1994. Edited by Y.H. Hui, J. Richard Gorham, K.D. Murrell, and Dean O. Cliver. Marcel Dekker. ISBN 0-8247-9165-7. QR201.F62F668 1994

Foodborne Disease Handbook. Vol. 3. Diseases Caused by Hazardous Substances. 1994. Edited by Y.H. Hui, J. Richard Gorham, K.D. Murrell, and Dean O. Cliver. Marcel Dekker. ISBN 0-8247-9166-5. QR201.F62F668 1994

Food-Borne Infections and Intoxications. 2nd Ed. Edited by H. Riemann and F.L. Bryan. 1979. Academic Press. ISBN 0-12-588360-9. RC 143 .R5 1979

Foodborne Microorganisms of Public Health Significance. 4 ed. 1992. Food Microbiology Group of Australian Institute of Food Science and Technology. The Liaison Group.

Microbial Food Poisoning. 1993. A.R. Eley. Chapman & Hill ISBN 0-412-37390-4

Immunoassays for Food Poisoning Bacteria and Bacterial Toxins. 1992. G.M. Wyatt. Chapman & Hall. ISBN 0-412-40810-4

Waterborne Diseases in the United States. 1986. Ed. by G. F. Craun. CRC Press. ISBN 0-8493-5937-6

Foodborne Disease in Canada - a 10 Year Summary. 1993. Ed. by E. Todd. Polyscience Publications. ISBN 0-921317-28X

Foodborne and Waterborne Disease in Canada. 1993. Ed. by E. Todd. Polyscience Publication. ISBN 0-921317-20-4

Food Safety 1993. Food Research Institute. 1993. Marcel Dekker, Inc. ISBN 0-8247-9156-8

Mycotoxins and Animal Foods. John E. Smith and Rachel S. Henderson. 1991. CRC Press

Microbial Toxins in Foods and Feeds: Cellular and Molecular Modes of Action. Edited by Albert E. Pohland, Vulus R. Dowell, Jr. and John L. Richard. 1990. Plenum Press. ISBN 0-306-43716-3

Clostridium botulinum, Ecology and Control in Foods. 1993. Ed. by A.H.W. Hauschild and K. L. Dodds. Marcel Dekker, Inc. ISBN 0-8247-8748-X. QR201.B7C56 1992

Escherichia coli O157:H7 and Verotoxigenic E. coli in Foods. 1993. Ed. by E.C.D. Todd and J.M. MacKenzie. Polyscience Publication. iSBN 0-921317-39-5

Salmonella. 1992. R.K. Guthrie. CRC Press. ISBN 0-8493-5419-6

Listeria, Listeriosis and Food Safety. Elliot T. Ryser and Elmer H. Marth. 1991. Marcel Dekker, Inc. QR201 L9, R9

Foodborne Listeriosis: Proceedings of a Symposium on Sept. 7, 1988 in Weisbaden, FRG by the following authors: Dr. H.H. Beckers, Dr. J. Bille, Dr. L.J. Cox, Dr. J. Gledel, Dr. Susan M. Hall, Prof. Dr. E.H. Kampelmacher, Jocelyne Rocourt, Prof. Dr. Terplan. 1990. Technomic Publishing Co., Inc. RC 155, .F662

Foodborne Listeriosis: Topics in Industrial Microbiology. 1990. Edited by A.L. Miller, J.L. Smith and G.A. Somkuti. 1990. Elsevier Applied Science B.V. RC 155, .F66

Campylobacter jejuni Current Status and Future Trends. Ed. I. Nachamkin. M.J. Blaser, and L.S. Tompkins. 1992. ASM Publishing. ISBN 1-55581-042-XJF

Vibrio cholerae and Cholera - Molecular to global Perspectives. 1994. Edited by I. Kaye Wachsmuth, Paul A. Blake and Orjan Olsvik. ASM Press. ISBN 1-55581-067-5. RC126.V53 1994

Algal Toxins in Seafood and Drinking Water. 1993. Edited by Ian R. Falconer. Academic Press. ISBN 0-12-247990-4

Ciguatera Seafood Toxins. 1990. Ed. by D.M. Miller and D.R. Tindall. CRC Press. ISBN 0-8493-6073-0

Proceedings of the Third International Conference Ciguatera Fish Poisoning, 1990. Ed. by T.R. Tosteson. Polyscience Publication. ISBN 0-921317-35-2

Q Fever The Biology of Coxiella burnetii. 1992. Ed. by J.C.D. Williams & H.A. Thompson. CRC Press. ISBN 0-8493-5983-X

Q Fever Volume I: The Disease. 1990. Ed. by T.J. Marrie. CRC Press. ISBN 0-8493-5984-8.

Cryptosporidiosis in Man and Animals. 1990. Ed. by J.P. Dubey, C.A. Speer & R. Fayer. CRC Press. ISBN 0-8493-6401-9

The Toxicity of Aflatoxins. 1994. Edited by David L. Eaton and John D. Groopman. Academic Press. ISBN 0-12-228255-8. RA1242.A344T68 1993

Food Toxicology. Part A: Principles and Concepts. 1988. J.M. Concon. Marcel Dekker, Inc. ISBN 0-8247-7736-0 RA 1258 .C66 1988 PT. A

Introduction to Food Toxicology. 1993. Takayuki Shibamoto and Leonard F. Bjeldanes. Academic Press. ISBN 0-12-640025-3. RA1258.S55 1993

Food Safety & Quality Assurance. William T. Hubbert and Harry V. Hagstad with contributions by Elizabeth Spangler. 1991. Iowa State University Press, Ames


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Updated December 1997


Copyright 1996 by Bruce E. Langlois

URL http://www.uky.edu/Agriculture/FoodScience/FSC632/fsc632lt.html