Increased risk of bacterial infection if food is exposed to light

(Umea University) Listeria bacterium found in food, which can infect people and cause temporary gastro-intestinal distress, is a serious health risk for pregnant women and for people with compromised immune systems. According to a dissertation from Umeå University in Sweden, the bacterium, which sometimes causes the lethal illness listeriosis, reacts to light by activating defense mechanisms.
Source: EurekAlert! - Medicine and Health - Category: Global & Universal Source Type: news