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Bacteria

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Living with a dog during childhood may reduce risk of Crohn鈥檚 disease

Researchers tracked more than 4000 people at risk of developing Crohn鈥檚 disease and found that those who lived with a dog between the ages of 5 and 15 were 40 per cent less likely to develop the disease

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Life

Genetically engineered bacteria have learned to play tic-tac-toe

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Al-Anode mini-device.

Technology

Computer powered by colony of blue-green algae has run for six months

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Lactococcus lactis bacteria,coloured scanning electron micrograph (SEM). This lactic acid-producing bacteria is used in the production of cheese and other fermented products. Magnification: x2500 when printed at 10 centimetres wide.

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Genetically engineered cheese bacteria may help chronic wounds to heal

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A coloured scanning electron micrograph of Escherichia coli (E. coli) bacteria on bladder cells in a urine sample from a patient with a urinary tract infection

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Recurring UTIs may be prevented with an antiseptic drug

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Life

Genes from bacteria may have helped plants colonise the land

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Antibiotic-resistant superbug has a protein coat like chain mail

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This is a medical illustration of drug-resistant, Shigella sp. bacteria, presented in the Centers for Disease Control and Prevention (CDC) publication entitled, Antibiotic Resistance Threats in the United States, 2019 (AR Threats Report)

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Antibiotic resistance killed more people than malaria or AIDS in 2019

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How bacteria-killing viruses are being used to keep food safe

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Bacillus subtilise biofilm

Life

Bacteria form complex structures like those seen in animals

Bacterial biofilms, slimy collections of microbes, can develop concentric rings containing cells with different biological features

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Probiotics may prevent bacterial infection of the blood in mice

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Technology

3D-printed ‘living ink’ is full of microbes and can release drugs

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CRISPR-based ‘antibiotic’ eliminates dangerous bacterium from the gut

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Men fart more when eating a plant-based diet due to good gut bacteria

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