托福英語聽力練習 - Garlic Compound Fights Food-Borne Bacteria

It’s more bad news for ______, but good news for the fight against food-borne ______: a compound in garlic is ______ ______ at fighting Campylobacter, bacteria that ______ cause intestinal ______. The work is in the Journal of Antimicrobial ______.

Campylobacter causes problems in part because its cells produce a ______ that holds them together in a biofilm. This biofilm ______ to food and food ______ ______, helping ______ spread. And it protects the bacteria from ______.

Researchers tried ______ Campylobacter jejuni with two ______ ______, as well as with diallyl sulfide, the compound ______ from garlic.

The ______ did some ______. But the garlic compound worked faster and was a hundred times as ______. It quickly ______ the biofilm, and killed the bacteria, ______ by ______ the functions of ______.

Eating garlic won’t ______ Campylobacter. But diallyl sulfide could one day be used to clean ______ used for food ______, and to stop bacteria from ______ ______ foods, like ______ and deli ______. Which may ______ any ______ getting by on ______ ______ beef.


—Sophie Bushwick

Transcript (Scientific American : 60-Second Science)