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ResearchMolecular movie captures DNA repair from start to finish
Study spans pico- to microsecond timescales to uncover enzymatic process
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OpinionCompounding problems
Regulating the line between a vital service and grey-market profiteering is a mess
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ResearchNew insights into polyamorphism could influence how drugs are formulated
Findings suggest dihedral angle distribution might explain why polyamorphs have different physical properties
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NewsItaly bans cultivated meat products
New law prohibits the production or sale of cultivated meat in Italy, with fines of up to €60,000
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ResearchDNA-damaging device could make mutant discovery safer and simpler
Cool microplasma jets create a stream of radicals that induce mutations
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NewsFisheries agency concludes it’s ‘very unlikely’ pyridine behind UK crustacean deaths after new tests
Cause of mass die-offs in late 2021 and early 2022 still a mystery
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BusinessWeight-loss drug shortages prompt copycats and counterfeits
Novo Nordisk and Eli Lilly have struggled to meet huge demand for new hormone mimic obesity treatments
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ResearchSynthetic yeast genome project creates strain with over 50% synthetic DNA
Entirely artificial organism opens up door to designer yeast with biotechnology applications
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ResearchInsulin medicines more resilient to temperature than previously thought
Review suggests more lenient storage guidelines could make diabetes treatments more accessible
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ResearchUnderwater device reveals marine chemical diversity
I-Smel device probes metabolites produced by Mediterranean sponges
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BusinessThree US juries side with cancer victims over Bayer on Roundup
Bayer unit Monsanto has lost its ‘winning streak’ of nine defence verdicts, and the company plans to appeal
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NewsTesting extends range of US chocolate foods containing lead and cadmium
Consumer Reports calls on brands to do more to lower levels of metals in their products
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ResearchPainting with DNA
Fluorescently labeled DNA strands produce a palette of 16 million colours
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ResearchControlling insulin activity in cells with ‘DNA origami’
Insulin–DNA nanorods elicit geometry-dependent insulin activity, which could lead to more targeted treatments for diabetes
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FeatureBattling long Covid with drugs
The challenge of finding drugs for a poorly understood disease with many symptoms is clear. Clare Sansom looks at the work going on to help the people suffering in its shadow
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ResearchACE2 receptor not essential for Sars-CoV-2 infection, study shows
Fresh understanding linked to evolutionary plasticity of Covid-19 virus
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ResearchField study reveals banned pesticide sulfoxaflor had no effect on pollination by bumblebees
Work adds to nuanced picture of pesticide’s effect on pollinating insects
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FeatureMedical uses for silk
Nina Notman speaks to the researchers exploring medical applications for silkworm silk
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ResearchDirect imaging reveals individual protein-bound glycans in new detail
Sequences and locations of biomolecule-bound sugar chains studied at the single-molecule level
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ResearchGenetic-editing of chickens protects them from catching the flu
Approach heralds new way to make animals resistant to disease