G n 322021 Corynebacterium diphtheriae cells stained by

白喉棒状杆菌: 棒状杆菌属 呼吸道传染病白喉的病原体. • 形态染色 § G + §培养特性 n营养要求较高，亚碲酸钾血 平板：亚碲还原为碲，黑色 菌落，鉴别选择 3/2/2021 医学微生物学 Corynebacterium diphtheriae cells stained by Albert's technique The barred appearance is due to the presence of polyphosphate inclusions called volutin. From: Ken Todar's Microbial World

n 所致疾病——白喉 n n n 传染源：病人、带菌者 传播途径：呼吸道（飞 沫） 易感人群： 6月-5岁 This child has diphtheria resulting in a thick gray coating over back of throat. This coating can eventually expand down through airway and, if not treated, the child could die from suffocation CDC 3/2/2021 医学微生物学