The causative wothandizila wa diphtheria, mankhwala odziwika monga Corynebacterium diphtheriae, anapezeka, kenako achira bwino pa TV michere mu chikhalidwe choyera zaka 100 zapitazo. Ndiye, patapita zaka zingapo kuphunzira kwambiri, kuti chakhadzikitsidwa ntchito pa yatsoka ndi chitukuko cha pathological matenda. Izi zinali zotheka pambuyo polandirira msonkho ndi poizoni yeniyeni kuti bakiteriya umabala. Iye amachititsa imfa ya nyama komanso zimene anapanga ndi zizindikiro pathological ofanana ndi amene asunga odwala ndi diphtheria.
Diphtheria wa mtundu Corynebacterium. Koma iye anatchula gulu osiyana mabakiteriya coryneform. Izo pang'ono yokhota kumapeto ndodo amene akhala kuwonjezera kapena tapering ku malekezero a. Iwo ali kugawa atypical, ngati yaphwasuka pawiri, ndi malo chosiyana mu mawonekedwe a ku Latin kalata V. Koma mu smears mayeso Tingaone mosavuta, popanda ili nkhuni. The causative wothandizila wa diphtheria - mabakiteriya n'zochepa lalikulu, m'litali ndi 8 microns. Iwo alibe michirayo imakhala yosiyanasiyana, ndi zipewa zodzitetezera musati kupanga. katundu ina yofunika ya diphtheria oyambitsa amatha kupanga poizoni amphamvu kwambiri.
Mitundu yonse ya Corynebacterium ndi facultative anaerobes. Iwo amaona bwino onse pamaso pa mpweya, ndipo popanda izo. Kugonjetsedwa ndi kuyanika, ngakhale alibe mtsutso. Atakumana ndi kutentha mu chikhalidwe choyera madigiri 60, izo udzatha pa ola limodzi. Koma zipangizo pathological, i.e. ngati ali ndi chitetezo mapuloteni, nthumwi causative wa diphtheria akasamuka luso lawo moyo wa mphindi 40 mpaka 60. pa kutentha madigiri 90. Pankhani kutentha otsika, mphamvu iliyonse zingawononge tizilombo ndi zimawonedwa. Mu woipa yachibadwa a disinfectants mabakiteriya kufa msanga.
Tizilomboto Diphtheria amadziwikanso yodziwika ndi polymorphism lalikulu. Izo kumaonekera osati kusintha mu makulidwe a magawo, komanso kusintha mawonekedwe yokha. Mu smears kusiyanitsa nthambi, ulusi ngati, segmented, kutupa ndi botolo woboola pakati nkhuni. Pankhaniyi, pa zofuna zawo pa mbali zonse pambuyo maola 12 kuyambira chiyambi cha kukula chikhalidwe Tingaone thickening bakiteriya zimatengera mtundu wa dumbbell a. thickenings izi pa mtundu wapadera wapezeka wotchedwa tirigu Tiana Ernst (valyutina tirigu masango).
Diphtheria ndi saprophytes. Iwo amanena kuti tizilombo amene amakhala akufunika organic. Ndicho chifukwa chake ntchito atolankhani chikhalidwe cha kulima tizilombo toyambitsa matenda izi zasayansi ayenera kukhala wapangidwa ndi amino zidulo. Izi zikhoza kukhala cystine, alanine, methionine, valine. Kusankha sing'anga kuti mabakiteriya coryneform ndi amene ali seramu, magazi kapena ascites madzimadzi. Kuchokera pa ichi, poyamba michere sing'anga Leffler, kenako chilengedwe ndi Tyndall Clauberg.