Antibiotics are designed to wipe out infection-causing bacteria, but even a single course can leave a lasting mark on the gut microbiome, according to a new study of nearly 15,000 adults in Sweden.

Antibiotic treatments can affect the composition of the community of bacteria living in the gut, known as the gut microbiome, for a long time.

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The reasons are not fully understood, but changes in the gut microbiome are believed to play a role. The post Study shows ...

Drugmakers must focus on developing new antibiotics to fight hospital “superbugs” including meningitis and other infections that can resist last-line treatments, the World Health Organization (WHO) ...

A study of about 15,000 adults finds a lasting association between the use of certain antibiotics and the balance of the intestinal microbiota. The intestinal microbiota, that community of bacteria ...

“Microplastics are like rafts — a bacteria on its own might not be able to swim down a river, but riding in its biofilm on a tiny bit of plastic it can be disseminated into many different environments ...

One in six laboratory-confirmed bacteria tested in 2023 proved resistant to antibiotic treatment, according to the World Health Organization. All were related to various common diseases. According to ...

Antibiotics may not only harm healthy gut bacteria but also have short- and long-term effects on a person’s health. For example, they can reduce gut flora diversity and affect digestion. Sometimes, ...

Antibiotic susceptibility in resistant bacteria is not static. New research shows that bacteria harboring resistance genes may respond differently to antibiotics if they are tested under conditions ...

New research from the Technical University of Denmark indicates that the outcome of a resistance measurement may depend on the conditions under which the bacterium is tested. Standard laboratory tests ...