'Infectious dose' presentation slideshows

Prion diseases can occur through:

Lecture 34: Prions. PRION = Pr oteinaceous In fectious particle. Prion diseases can occur through:. Infection: Infectious As a dominantly inherited genetic disorder: Familial Consequent to a spontaneous mutation: Sporadic. Mammalian Prion diseases. .

899 views • 43 slides

Tularemia

1k views • 42 slides

Tularemia

Tularemia. Rabbit Fever Deer Fly Fever. Overview. Organism History Epidemiology Transmission Disease in Humans Disease in Animals Prevention and Control . The Organism. The Organism. Francisella tularensis Gram negative Intracellular pathogen Macrophages Survival-persistence

1.14k views • 41 slides

The Versatile Salmonella : Contaminating Cantaloupes, Peanut Butter, Chocolate and Sprouts

The Versatile Salmonella : Contaminating Cantaloupes, Peanut Butter, Chocolate and Sprouts. Michael Doyle. The Versatile Salmonella. Incidence and trends of salmonellosis in United States Risk factors for acquiring salmonellosis Prevalence and trends of Salmonella in meat and poultry

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Water Purification

1.05k views • 34 slides

Workshop on the implementation of HACCP-principles in small food producing establishments

975 views • 29 slides

Host-microbe interactions Why do some organisms cause disease while others do not? Pathogens cause disease evade immun

Host-microbe interactions Why do some organisms cause disease while others do not? Pathogens cause disease evade immune system cause tissue damage Other (most) organisms harmlessly colonize the body. Host-microbe relationships. Mutualism (symbiosis) beneficial to both

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Enterobacter sakazakii General Microbiology

Enterobacter sakazakii General Microbiology. Contaminants and Natural Toxicants Subcommittee Meeting March 18, 2003. Maria Nazarowec-White PhD Science Evaluation Unit Canadian Food Inspection Agency. OVERVIEW. History Ecology Incidence on Canadian retail market Growth characteristics

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Listeriosis

Listeriosis. PREP, May 2004 Nelson, 17 th ED. Historical perspective. L. monocytogenous, why? Previously a rare cause of infection but today is isolated more frequently, why? Refrigerators. Highly processed food. Extended shelf life of foodstuffs.

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Dental Care of the Future: Part II

Dental Care of the Future: Part II. David J.Apsey, DDS www.futuredental.com 810-293-8750 Email: drdavid@futuredental.com. Periodontal Pathogens Are Transmissible. Pathogens are transmissible Detection of pathogens is possible

494 views • 21 slides

Dental Care of the Future: Part II

Dental Care of the Future: Part II. David J.Apsey, DDS www.futuredental.com 810-293-8750 Email: drdavid@futuredental.com. Periodontal Pathogens Are Transmissible. Pathogens are transmissible Detection of pathogens is possible

212 views • 21 slides

Biology and Control of Giardia and Cryptosporidium

Biology and Control of Giardia and Cryptosporidium. Miodrag Belosevic, PhD, FRS(TMH), Department of Biological Sciences University of Alberta. Waterborne Protozoa. Cryptosporidium Giardia Entamoeba Naegleria Toxoplasma Acanthamoeba. Latent. Acute. Elimination. Period. Phase.

422 views • 18 slides

Dr Lourens Heres

Framework for a microbiological risk assessment to assess virus safety of blood products for feed. Dr Lourens Heres. Question. How can virus safety of blood plasma be quantified? What are the critical processes to assure virus safety and which steps are insufficiently quantified?.

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OVERVIEW OF INDUSTRIAL HYGIENE

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EHEC

EHEC. By Marie and Alicia. What is it?. E. coli is a bacterium that is found in the intestine of humans EHEC = enterohaemorrhagic escherichia coli strain of E. coli Type : O104:H4 first recognized in 1982 in Germany 2011. Sources.

337 views • 14 slides