12.Corynebacterium diphtheriae白喉毒素(Diphtheria toxin)之基因通常位於以下何種基因序列中?
(A)Chromosome
(B)Plasmid
(C)Bacteriophage
(D)Insertion sequence
(A)Chromosome
(B)Plasmid
(C)Bacteriophage
(D)Insertion sequence
答案:登入後查看
統計: A(92), B(517), C(1020), D(58), E(0) #3197790
統計: A(92), B(517), C(1020), D(58), E(0) #3197790
詳解 (共 6 筆)
#6126869
gene位於Bacteriophage(prophage):ETA, PVL, SPE, diphtheria toxin
3
0
#6525934
C.diphtheriae特性
- GPB(和Bacillus, Listeria, Erysipelothrix, Lactobacilli皆是)
- 型態不規則 不產芽孢
- Catalase+ oxidase-
- Beta溶血
- Nitrite+
- 菌落有灰棕色暈環
- Loeffler medium可促進異染顆粒產生
- 鐵上升會導致DTxR產生來抑制白喉毒素製造(位於tox基因)
- 鑑定產毒能力:Elek test
- 白喉毒素常用來做接合疫苗外接的蛋白
3
0