Articles on Antimicrobial

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For decades, researchers thought that bacteria become resistant to antibiotics if patients stopped taking these drugs early. Liudmila Chernetska/iStock via Getty Images Plus

‘Must I take all my antibiotics?’ Why infectious disease experts are rethinking this longstanding rule

For some illnesses, shorter courses of antibiotics work just as well as longer ones, but researchers are still working out the ideal timescales for many infections – and it may not line up with when you feel better.
Quaternary ammonium compounds, or QACs, are found not only in the wipes, sprays and liquids we use to clean surfaces at home and in hospitals, but also in everyday products like fabric softener and personal care products. (Unsplash+/Karolina Grabowska)

Everyday chemicals, global consequences: How disinfectants contribute to antimicrobial resistance

The disinfectants we trust to protect us from microbes may also inadvertently help those microbes evolve to become more resistant to them.
Algal bloom at small-scale fish farming cage site in Siaya County, Lake Victoria, western Kenya. Eric Teplitz

Fish farming is booming in Lake Victoria, but pollution and disease are wiping out millions. How to reduce losses

Lake Victoria’s aquaculture industry holds promise for improving food security and livelihoods in east Africa.
Penicillin is a substance produced by penicillium mold. About 80% of people with a penicillin allergy will lose the allergy after about 10 years. Clouds Hill Imaging Ltd./Corbis Documentary via Getty Images

Are you really allergic to penicillin? A pharmacist explains why there’s a good chance you’re not − and how you can find out for sure

As many as 1 in 5 Americans believe they have a penicillin allergy, but just a tiny fraction actually do. In recent years, it’s gotten a lot easier to find out.
Acinetobacter baumannii is a multidrug-resistant pathogen. GettyImages

Antimicrobial resistance is a silent killer that leads to 5 million deaths a year. Solutions must include the poor

Antimicrobial resistance is an epidemic that kills close to 5 million people annually. The solutions are complex and must take into account the needs of the poor.
Quaternary ammonium compounds can linger on surfaces and in indoor air and dust long after the disinfectant has dried. Guido Mieth/DigitalVision via Getty Images

Disinfectants and cleaning products harboring toxic chemicals are widely used despite lack of screening for potential health hazards

Quaternary ammonium compounds, also known as QACs or quats, are commonly used antimicrobials also found in many household products. Soap and water may be a safer bet when cleaning surfaces.
According to the World Health Organisation, antimicrobial resistance is now at crisis point. from www.shutterstock.com.au

Recent death from resistant bug won’t be the last

The US Centers for Disease Control has reported a woman in her 70s has died of overwhelming sepsis caused by a bacterium that was resistant to all available antibiotics.
It’s bacterial biofilms that give the Grand Prismatic Spring its colorful hues. Karin Sauer

Unlocking the secrets of bacterial biofilms – to use against them

The vast majority of the bacteria that surround us are not free-floating but prefer to band together in cooperative communities called biofilms. How do biofilms form and cooperate?

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