Colorized scanning electron micrograph of Escherichia coli. Image: NIAID, modified by Sofia Forslund, MDC, CC BY 2.0
Recovery of gut microbiota following antibiotics treatment - health short science news

Antibiotics treatment does not complete sterilize the human gut as some bacteria remain, including a few that have been found in a new study. Some sensitive species disappear completely, whereas other bacteria reduce themselves to spores, waiting for better times to come. During recolonization, more and more disease-causing bacteria initially appear, which may explain why many people suffer from intestinal problems during antibiotics treatment. Microbiota have reversed to normal after six months, except for the fact that the sensitive species do not return.

Read the full story: Max Delbrück Center for molecular medicine
Scientific publication: Nature Microbiology