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Table 6.2

Some microbiological agents of foodborne illness

Agents

Important reservoir/carrier

Transmission

a

Multiplicationin food

Examples of some incriminatedfoods

water

food

person to person

BACTERIA:Aeromonas

Water

þþþ

Bacillus

cereus

Soil

þþ

Cooked rice cooked meats

Vegetables, starchy puddings

Brucella

species

Cattle, goats, sheep

þþ

Raw milk, dairy products

Campylobacter jejuni

Chickens, dogs, cats, cattle,

pigs, wild birds

þþþ

b

Raw milk, poultry

Clostridium botulinum

Soil, mammals, birds, fish

þþ

Fish, meat, vegetables (home

preserved)

Clostridium perfringens

Soil, animals, man

þþ

Cooked meat and poultry, gravy,

beans

Escherichia coli

Enterotoxigenic

Man

þþþþ

Salads, raw vegetables

Enteropathogenic

Man

þþþþ

Milk

Enteroinvasive

Man

þþ

0

þ

Cheese

Entero-haemorrhagic

Cattle, poultry, sheep

þþþþ

Undercooked meat, raw milk,

cheese

Listeria monocytogenes

þþþþ

Soft cheeses, milk, coleslaw, pate

Mycobacterium bovis

Cattle

þ

Raw milk

Salmonella

Typhi

Man

þþþ

Dairy produce, meat products,

shellfish, vegetable salads

Salmonella

(non-Typhi)

Man and animals

þþ

Meat, poultry, eggs, dairy

produce, chocolate

Shigella

Man

þþþþ

Potato/egg salads

Staphylococcus aureus

)

(enterotoxins)

Man

þþ

Ham, poultry and egg salads,

cream-filled bakery produce,ice-cream, cheese

Vibrio cholerae

O1

Man, marine life?

þþþ

Salad, shellfish

Vibrio cholerae

, non-O1

Man and animals, marine

life?

þþþ

Shellfish

Chapter 6 161

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