 Humni ittisa qaamaa beeyladaa kan inn dadhabuuf, sababbii lethal factor kan jedhamu gosa dhiiga adii neutrophils dadhabsiisuuf, neutrophils siahuu baannaan baakteeriyaa kana toannoo jala galchuu hin dandau, sanaan booda baakteeriyaa qabuu hin dandau jechuudha. 