FOOD POISONING

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Some saprotropic bacteria cause decay of our food, i.e., they alter heir normal form and induce unpleasant aroma, taste and appearance. Some bacteria produces powerfull toxinsin food to cause
"FOOD POISONING ".Consumption of such food may cause serious illness or even death.Symptoms and causal organism of some important types of bacterialfood poisoning are listed below--

• BOTULISM is caused by Staphylococcus aureus. Botulism can occur in a few different ways. The bacterial spores that cause it are common in both soil and water. They produce botulinum toxin when exposed to low oxygen levels and certain temperatures.
  
  
• STAPHYLOCOCCAL FOOD POISONING is caused by Staphylococcus aureus. SFP is caused by contaminated food products. These bacteria have a high salt tolerance, and as such can grow in ham and other meats, as well as in dairy products. Additionally, the bacteria are heat resistant, and cannot be destroyed through cooking. Once food has been contaminated, bacteria begin to multiply. The most common causes of SFP include contaminated milk or cheeses, or through contact with food workers who carry the bacteria. Foods that required a lot of handling and that are stored at room temperature are frequently involved with this type of food poisoning.