Biology and biotechnology – Page 12
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Research
Engineered yeast can remove heavy metals from wastewater
Easy storage and rapid growth could see yeast compete with bacterial and chemical remediation
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Research
‘Chemical ear defenders’ could prevent hearing loss
Discovery of receptor connected to hearing loss has led to a chemical compound that can protect the neuromechanical machinery in mice’s ears
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First Crispr cancer trial in humans shows safety and durability
Immune-cell modifications target tumours and lift the PD-1 ‘brake’
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Giant, long-lived bacteria could make microbial farms more productive
Biochemical production could be boosted using Escherichia coli engineered to grow to 13 times their usual size
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Research
Tweaking honey bee bacteria to fight colony collapse disorder
Genetically altered strains of bacteria from honey bee guts can fight virus and mites that threaten this population
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Research
Sugars designed to disrupt bacterial cell wall biosynthesis
Rare monosaccharides explore concept for new narrow-spectrum antibiotics
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Research
Computer says no to membrane-bound life on Titan
Scientists quash inside–out cell membrane theory but don’t completely rule out possibility of life on cryogenic liquid hydrocarbon worlds
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Research
Fungal enzyme given catalytic role inside lithium–air battery
Metalloenzyme changes its structure in harmony with the pH of the battery, promoting oxygen reduction and evolution as required
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Research
‘Living bricks’ that can reproduce could cut construction’s carbon footprint
Bacterial biomineralisation harnessed to create building material from sand
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Research
Blood test picks out proteins that accurately predict age
Discovery could lead to better preventive medicine
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Research
Mystery of why magic mushrooms go blue solved
Chemists reveal colourful indigo-like polymers that turn psychotropic mushrooms blue when cut
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Research
Smart contact lens can be charged up wirelessly while it’s worn
LED, antenna and printable supercapacitor built into lens without obscuring wearer’s vision
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Research
Bacterium forced to evolve to consume carbon dioxide to make biomass
Tweaked Escherichia coli could help deal with humanity’s carbon dioxide problem
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Research
Robotic system can plan and perform biosynthesis without human intervention
New strategy combines machine learning with automation and has proven itself optimising a complex biochemical pathway
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Research
Engineered insulin with enhanced thermal stability inspired by fish-hunting snails
Four-disulfide insulin has similar bioactivity to native human insulin
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Biomimetic synthesis cultivates yellow poppy pigment
Cascade process that fuses indole with orientalin verifies biosynthesis of nudicaulins
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Research
Chronic exposure to battery nanomaterial leads to resistant bacteria
Shewanella onedensis MR-1 adapts to media spiked with complex metal oxide nanoparticles
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Research
Ammonium bicarbonate trick enables sophisticated lipid analysis
Tandem mass spectrometry method can distinguish lipid isomers
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Research
Secret of super-tough scales of giant Amazonian fish uncovered
Spiral-staircase structure prevents the scales being penetrated by piranhas
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Research
Unified synthesis shows how genetic alphabet could have been put together on early Earth
Cycles of wet and then dry conditions provide the right conditions to make all the nucleobases from basic chemicals