科学与环境
'Molecular movie' finally reveals how penicillin is made
来源: Phys.org - latest science and technology news stories · 发布于
Researchers from the University of Oxford and international collaborators have revealed previously unseen rapid chemical stages in the formation of β-lactam antibiotics like penicillin, offering insights that can support future antibiotic development. The findings have been publi
Researchers from the University of Oxford and international collaborators have revealed previously unseen rapid chemical stages in the formation of β-lactam antibiotics like penicillin, offering insights that can support future antibiotic development. The findings have been published in Nature Catalysis.
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3D genome 'entanglement' may explain how cephalopods evolved complex brains
Octopuses, squid and cuttlefish, collectively known as coleoid cephalopods, have evolved exceptionally large and elaborately structured nervous systems capable of complex behaviors such as problem-solving and rapid camouflage. A new study by scientists at the University of Vienna
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Research shows how AI and mixed reality can enhance police work
How can AI provide police officers with better support in complex situations? In an interdisciplinary collaboration, researchers in police research and computing science at Umeå University have explored the opportunities and risks associated with using AI-based interactive system
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Bees struggle to smell flowers when air pollutants combine
Bees, moths and other pollinating insects have a harder time smelling flowers in polluted air, according to research led by the University of Reading. Scientists analyzed 22 experimental studies on how the air pollutants ozone and nitrogen oxides (NOx) affect pollinators. Both po
Phys.org - latest science and technology news stories ·
FDA-approved epilepsy drug may help reverse osteoarthritis damage
Researchers at Yale have identified a promising new approach to osteoarthritis that could do more than simply ease pain. The epilepsy drug lacosamide appears to block a protein involved in both pain signaling and cartilage destruction, helping damaged joints shift back toward rep
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Scientists found Homo erectus 200,000 years earlier than expected
New fossils from South Africa are reshaping the story of early human evolution. Researchers have described 18 hominin fossils from Drimolen Cave, including an adult Homo erectus skull fragment dated to about 2 million years ago, supporting evidence that the species appeared in so
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