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How can botulism be transmitted?
Cases of foodborne botulism often come from home-canned foods with low acid content, such as asparagus, green beans, beets, and corn. Clostridium botulinum bacteria is anaerobic, which means it can survive and grow with little or no oxygen. Therefore, it can survive very well in sealed containers. Outbreaks of the botulism are often from more unusual sources such as chili peppers, tomatoes, and improperly handled baked potatoes wrapped in aluminum foil.
What part of the human body is affected by botulism?
Botulism paralyzes the nervs so that the mustle can't contract
What is C. botulinum?
C. botulinum is a spore-forming, anaerobic, grampositive bacilli found globally in soil and honey. The toxin has recently gain notoriety. It is a potential bioterrorism agent, and it is used as a beauty aid to eliminate frown lines.
What is the most common food borne illness hepatitis?
C. botulinum, E. coli, and salmonella
What are the possible sources of microorganisms in bean water?
mold, clostridium botulinum, e.coli, c. perfringens
What are two ways in which bacteria can cause disease?
Clostridium (Gram +) which is an Obligate Anaerobe Endospore C. tetani: tetnus C. perfringens: food poison, gas gangrene C. botulinum: botulism
3 examples of anaerobic bacteria that causes diseases?
Three anaerobic bacteria that causes diseases are C. perfringens, C. Tetani, and C. botulinum.
What is bacterium clostridium?
Bacterium Clostridium is a class of bacteria that are rod-shaped and of which there are approximately 100 species. Five of these species can affect humans, and include C. botulinum, C. difficile, C. perfringens, C.tetani and C. sordellii.
What are the examples of gram positive bacteria?
B. anthracis, C. tetani, C. perfringens, C. botulinum, C. Diphtheriae, Gardnerella, Lactobacillus, Lactobacillus, M. leprae, M. tuberculosis, Mycoplasma and many more are Gram +.
What environment supports clostridium botulinum?
Moist (aw > 0.85) and low acid (pH > 4.6) will support the growth of most pathogens, including C. bot. Depending upon the strain, consider the temperature danger zone from 38°F to 135°F. If you want botulinum toxin formation, it needs to be in an anaerobic environment. That's one reason packaged fresh mushrooms have holes in the overwrap and it's the whole reason for the extensive regulations in the U.S. about Low Acid Canned Foods (LACF) and Acidifed Foods.See Related Links for a discussion about botulinum toxin formation in seafood.
Why is botulism associated with canned foods and not fresh foods?
The botulinum toxin is formed when the bacteria, Clostridium botulinum, grows under anaerobic conditions. Improperly processed canned foods provide the ideal conditions for this kind of food poisoning. Canning will kill off vegetative cells, but C. bot. also produces a protected cell - called a spore - that can survive standard heat treatment.Botulism toxin has been found in the middle of improperly processed sausages, in packages of fresh mushrooms (that is why you see the hole punched in the overwrap) and in sealed packages of shredded cabbage. A often-cited outbreak occurred when grilled onions were covered with oil and placed near the grill. The oil provided the anaerobic environment. The onions provided the spore form of the bacteria, which germinated in the warm environment and produced the toxin. C. Bot. is also the reason you don't give honey to babies. Their digestive system is not mature enough and does not have the acid levels of adults. The bacterial spores germinate, grow and produce the toxin, resulting in illness or even death.
What toxin blocks synaptic vesicle release of acetylcholine into the neuromuscular junction a. Botulinum. b. Curare. c. Anticholinesterase. d. Isotonic. e. Creatine phosphate.?
a. BotulinumBotulism is a bacterium know as Clostridium botulinum. The toxin acts presynaptically to block the release of acetylcholine and thereby induce paralysis. It is suggested that the toxin might act by the same general mechanism as other bacterial toxins, i.e. after binding to a cell surface receptor, it enters the cell and expresses some type of enzymatic action ultimately leading to the block of neurotransmitter release.A small amount of the botulism toxin is involved in botox, which can be injected into various body parts to prevent/get rid of wrinkles. Injection of botox in essentially the paralysis of bodily tissue.
