A cankering disease, due, it is believed, to the action of certain bacteria, presently seized upon it.
But there are no bacteria in Mars, and directly these invaders arrived, directly they drank and fed, our microscopic allies began to work their overthrow.
At any rate, in all the bodies of the Martians that were examined after the war, no bacteria except those already known as terrestrial species were found.
Now by the action of natural selection, all terrestrial plants have acquired a resisting power against bacterial diseases—they never succumb without a severe struggle, but the red weed rotted like a thing already dead.
—slain by the putrefactive and disease bacteria against which their systems were unprepared; slain as the red weed was being slain; slain, after all man’s devices had failed, by the humblest things that God, in his wisdom, has put upon this earth.
There are no more uses of "bacteria" in the book.
Show samples from other sources
The infection is caused by a bacteria that is resistant to antibiotics.
After taking the medicine, I eat yogurt to replace healthy bacteria.