treponema

"Cancer is not infectious."

"The patient followed the doctor's instructions carefully. "

"space travel"

"My sister got a new job at the bakery; it's a recent development. "

"History repeats itself if we don’t learn from its mistakes."

""Her symptoms, including a sore throat and runny nose, suggested she might have a cold." "

"The tomato plants had some kind of disease that left their leaves splotchy and fruit withered."

"Because Jane was bitten by a tick while hiking, her doctor tested her for diseases caused by spirochetes, like Lyme disease. "

"If you still feel unwell tomorrow, see your doctor."

"The deep, dark mud at the bottom of the pond is an anaerobic environment. "

"to suspect the presence of disease"

"The infection spread quickly through the classroom after one student got sick. "