Articles sur Bacteria

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Antibiotics are only useful for treating infections caused by bacteria, not viruses or fungi. from shutterstock.com

Health Check: I’m taking antibiotics – when will they start working?

It's hard to predict how long it will take to feel better after you start taking antibiotics. But if you start feeling worse one to two days after starting the therapy, you must see your doctor.
A capsule with a genetically engineered bacterium for therapeutic purposes. abrakadabra / Shutterstock.com

Living drugs: Engineering bacteria to treat genetic diseases

Researchers are exploring the possibility of creating living drugs – designer microbes that can live in our guts and provide critical components that our body needs but can't make itself.
Human poo is a concoction made up mostly of water with a sprinkling of the solid stuff. from www.shutterstock.com

Your poo is (mostly) alive. Here’s what’s in it

Around 75% of our faeces is made up of water. The other 25% is the good stuff, including bacteria, viruses and undigested food.
An artist depiction of a biofilm harboring antibiotic-resistant rod-shaped and spherical bacteria. Kateryna Kon/Shutterstock.com

How scientists are fighting infection-causing biofilms

Smooth surfaces often provide nooks and crannies for bacteria to hold onto and create a colony. New research with nanoparticles is revealing the secrets of surfaces that prevent bacterial attachment.
Helicobacter pylori normally infect the stomachs of children where they can stay forever, if undetected. Tatiana Shepeleva/Shutterstock

Explainer: what is Helicobacter pylori?

Around 15% of Australians are infected with this these bugs. Undetected, they can cause stomach ulcers and cancer.
Magnetotactic bacteria owe their special property to the magnetic nanoparticles they contain. Andy Tay

Magnetic bacteria and their unique superpower attract researchers

These single-celled organisms naturally respond to the Earth's weak magnetic field. Scientists are untangling how it all works, looking to future biomedical and other engineering applications.
By the time they turn one, half of Australian babies have had a course of antibiotics. Shutterstock

Antibiotics before birth and in early life can affect long-term health

There may be additional long-term health harms from antibiotic exposure in early life and before birth, including an increased risk of infection, obesity and asthma.

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