Biology – Page 23
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ResearchSteroid fossilisation discovery opens new chapter in debate around oldest animal
Are the biomolecules found in 635-million-year-old rocks the earliest evidence of animal life or just plant remnants?
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FeatureHow does a cell know what kind of cell it should be?
Philip Ball investigates how cells use condensed ‘blobs’ to collect the molecules involved in regulating genes
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ResearchAnimal tests reveal synthetic decoy protein protects against coronavirus
Protein designed from scratch binds Sars-CoV-2 with high affinity and specificity
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NewsLab-grown meat receives its first regulatory approval in Singapore
Regulators conclude US start-up has proven that its cultured chicken is safe and nutritious
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ResearchTyre compound driving mystery salmon deaths identified after years of chemical detective work
Previously unknown substance washes from roads to spawning streams – and likely has wide impact on aquatic ecosystems
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ResearchSnail slime central to sustainable strategy for making wound-healing gold nanoparticles
Nanoparticles made using mucus could be developed into acne treatments
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ResearchNew titration reagent helps identify the best amylase for the job
Fluorogenic compound plugs gap in industrial enzyme screening toolbox
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NewsFresh calls for EU to review gene-edited crops regulations
Outdated legislation is hampering innovation and sustainability efforts, argue crop scientists
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ResearchDNA voltmeter measures organelles’ electrochemical potential
Real-time electrochemical monitoring holds potential to unravelling inner workings of the cell
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ResearchNanoparticle can starve aggressive breast cancer cells of vital copper
A new engineered particle depletes copper from mitochondria, killing breast cancer cells in mice
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NewsFirst draft of the human proteome created
High quality data for more than 90% of the proteins in the body will aid medical research
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ResearchEntirely new way of sensing iron discovered in bacteria
Novel class of riboswitches can directly and selectively sense iron
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FeatureEngineering a handshake for proteins
Once considered undruggable, chemists are beginning to grasp protein–protein interactions, according to Ian Le Guillou
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ResearchPeptides self-assemble to support growth of artificial tumours
Cancer cells grown around bioengineered microfibres make an ideal model to test new chemotherapy drugs
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ResearchFast-acting insecticide polymorph could boost malaria-control efforts
Recrystallised deltamethrin accelerates uptake in mosquitoes
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NewsFirst Covid-19 challenge study working with live virus planned for the UK
Pending ethics panel approval, healthy volunteers would be infected with Sars-CoV-2 to help understand disease and test vaccines
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FeatureHow Crispr went from niche to Nobel
Katrina Kramer tells the story of how Emmanuelle Charpentier and Jennifer Doudna developed the gene editing tool that won them the 2020 Nobel prize in chemistry
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PodcastBedaquiline
The first TB drug approved in 40 years gave hope to sufferers of drug resistant tuberculosis and ushered in a new class of antibiotics