exotoxins 

  1. 名詞
exotoxin複數: 外毒素, 外泌毒

    
                        
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例句

                

                    
    
                                                    
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                                The first group are nearly all bacterial exotoxins .                            
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                                The production of two powerful exotoxins and lethal toxin by the bacteria causes death.                            
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                                But exotoxins from different organisms produce really very different biological effects.                            
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                                Whereas, for the most part exotoxins are destroyed by heat into a hundred degrees centigrade.                            
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                                The disease itself is caused by secretion of pyrogenic exotoxins by the infecting "Streptococcus".                            
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