Biology and biotechnology – Page 13
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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
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Research
Cryogenic properties could promote silkworm fibres into space exploration
Combination of intrinsic and extrinsic mechanisms allows silks to retain both toughness and ductility at extremely low temperatures
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Research
Synthetic flame retardant compounds turn up as marine natural products
Finding an alga that biosynthesises halogenated anilines increases likelihood of finding an organism that can degrade the toxic compounds too
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Research
Elusive protein and key to many tropical diseases found after decades of searching
Discovery offers powerful new target to treat trypanosome parasite illnesses that affect millions
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Research
New way to create huge protein polymer chains
Strategy constructs synthetic protein polymers that weigh 0.5MDa
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Why photosynthetic organisms evolved to have dimeric reaction centres
Excitation energy transfer enhancements thought to compensate for decrease in charge transfer efficiency of going from monomers to dimers
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Microbes and renewable energy turn carbon dioxide into edible protein
Sustainable method for producing proteins for human consumption made possible by clever two-stage bioprocess
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Biomolecular analysis unpicks human story of Himalayan skeleton lake
Archaeological deposits subject to ancient DNA analysis, stable isotope dietary reconstruction, radiocarbon dating and osteological analysis
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Research
Biodegradable batteries could be made from modified proteins
Coiled polypeptides modified with redox-active molecules make for eco-friendly single-use batteries
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Research
Wood microfluidics carve out a niche
Teflon-coated wood devices perform as well as plastic equivalents but face some challenges before they can realise their clinical and sustainable potential
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Research
Engineered cyanobacteria turn carbon dioxide into petrol substitute
Strategy transforms wild photosynthetic organism into a system that could reduce humanity’s reliance on fossil fuels
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Turbo-charged Crispr gene-editor can make 25 alterations in one go
Theoretically thousands of changes could be made at once using new technique
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Research
Shark skin study illuminates new fluorescent molecules
New family of glowing metabolites help sea bottom dwelling sharks recognise each other
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Research
Why does all life use the same 20 amino acids?
Chemical properties offer an answer to why nature limits itself to so few protein building blocks
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Research
Sulfonated polymer kills drug-resistant microbes in minutes
New application for an existing material
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Research
Bubbly beginnings for life's first molecules
Gas bubble simulations support the idea that life began in hydrothermal vents
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Research
Semi-synthetic bacteria make designer proteins
E. coli with synthetic DNA bases produce unnatural proteins that could be used as drugs
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Research
Crispr treatment reverses muscular dystrophy in mice
Upregulated gene triggers laminin-α1 protein production, reviving paralysed limbs
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Research
Bacterial lasso gets to the heart of stem cell retention problem
A sticky bacterial protein on the surface of stem cells increases homing and retention on damaged heart tissue