Scientists have captured the formation of penicillin’s defining β-lactam ring in unprecedented detail, revealing fleeting chemical steps that had remained hidden for decades. Using ultrafast X-ray imaging, the researchers built a molecular movie of the reaction that could help guide future antibiotic and enzyme design.
Malaria remains the biggest threat to young children in Sierra Leone, accounting for more than half of hospital admissions in a large two-year study. Researchers also found that children who received all routine vaccinations and preventive malaria treatment had a substantially lower risk of dying.
Researchers identify argyrin B, a promising natural compound that targets the bacterium behind dangerous intestinal infections while leaving beneficial gut microbes largely unharmed. The discovery could pave the way for new treatments with fewer relapses and side effects.
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The WHO has launched a new five-year strategy aimed at helping every country detect and understand emerging health threats within 24 hours by 2030. The plan combines AI, genomic surveillance, modelling and international data-sharing to help stop outbreaks before they grow into wider epidemics or pandemics.
From AI-powered disease detection to stronger global health networks, Eric and Wendy Schmidt launch a new nonprofit to help the world identify emerging threats and respond before outbreaks escalate.
A study of more than 700 people has shown that those with long Covid have distinct differences in the mix of bacteria that live in their mouths and lungs, according to a study. The research also shows that these differences in the lung microbiome are linked to respiratory symptoms, as well as the cognitive and digestive problems known to occur in long Covid.
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