Biology – Page 33
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PodcastFerrous sulfate
The iron compound that has been turning oak gall extract into indelible ink for centuries, but is now eating though our ancient manuscripts and musical scores
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ResearchGenetically engineered yeast brews up heady mix of natural and unnatural cannabinoids
Biotech yeast makes low-cost, high-quality THC and CBD – and cannabinoids never seen before – without growing cannabis plants
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Research‘Predator particles’ give mice infrared vision
Upconversion nanoparticles that bind to rods and cones shift invisible light to look green
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ResearchMineral surfaces promoted variation in prebiotic RNA
Thermodynamic model probes the entropic cost of enriching RNA strands adsorbed on a surface
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ResearchCarbon-fixing enzyme 10 times more abundant than previously thought
Calculations conclude there are 0.7 billion tonnes of rubisco in the world, an order or magnitude more than past estimates
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ResearchBuilding block approach creates new metalloproteins
Protein modules can be connected by disulfide linkages while varying the metal ions
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PodcastNitrogenase
The mysterious enzyme that can beat the world’s biggest chemical process when it comes to breaking the dinitrogen triple bond
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ResearchEight-letter genetic code hints at how alien life might evolve
Synthetic DNA shows that four bases might not be the only way for life to go
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NewsFlorida city bans sunscreens with chemicals thought to harm coral
Popular tourist destination Key West joins Hawaii and Palau in prohibiting sale of suntan lotions with oxybenzone and octinoxate
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ReviewInventing Ourselves: The Secret Life of the Teenage Brain
Teenage Kicks - a cognitive neuroscientist explains why teenagers are the way they are
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PodcastMelarsoprol
Cases of sleeping sickness – human African trypanosomiasis – are in decline, dropping 86% in Africa between 2000 and 2014. Gege Li explores the role that this toxic, arsenic-based medication has to play.
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NewsPersonalised medicine has failed to live up to the hype, researchers claim
Predictions that Human Genome Project would usher in an era of tailored therapies have largely failed to come true
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PodcastOmega-3 fatty acids
Many consume cod liver oil due to 'a vague sense we should be taking them for something' – but what to the omega-3 fatty acids actually do?
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ResearchAntenna can power devices by harvesting ubiquitous wifi signals
Device could be used to run medical implants and wearable electronics
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ResearchAlzheimer’s linked to infection of the brain by gum disease bacterium
Drug firm is developing treatment to inhibit bacterial enzymes believed to be damaging important protein
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NewsRogue Chinese scientist to be punished for creation of first gene-edited humans
Investigation uncovers forged ethical approval documents
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BusinessBattling the US opioid epidemic
Adapt pharma’s naloxone nasal spray makes treating overdoses easier