The human gastrointestinal tract houses roughly 100 trillion microorganisms (good bacteria). These microorganisms make up ...

Learn why food can contain both good and bad bacteria. Here’s the difference, and how to avoid the bad ones. Bacteria that lurk in food can make that food delicious or deadly. Why is it that some ...

The last decade has seen gut health linked to a multitude of health benefits. So could it also play a role in helping to prevent cardiovascular disease? This growing understanding of the importance of ...

In many cases, the fundamental differences between harmless microbes and those that are considered to be harmful, i.e., common pathogenic, can be attributed to genes encoded on mobile elements such as ...

Symbiosis considered include light-producing bacteria that helps the squid defend against predators. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

An electron microscope image showing clumps of Streptococcus mutans, strains of which are the dominant cavity-causing bacteria in humans. The bacteria form clumps after producing and secreting a ...

Antibiotics like amoxicillin can increase your risk of developing a yeast infection. This happens because antibiotics can ...

The goal of brushing one’s teeth is to have fresh breath and prevent cavities. But the effect of toothpaste on the complex ecosystem of bacteria in our mouths — the oral microbiome — is often ...

Antibiotics kill disease-causing bacteria as well as the beneficial ones living in our gut, disturbing the health-maintaining microbiome. A new antibiotic specifically targets hard-to-kill bacteria ...

Antibiotic-resistant bacteria get extra nutrients and thrive when the drugs kill 'good' bacteria in the gut. This is according to new research led by Imperial College London scientists, which could ...