Biology – Page 53
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ResearchHydrogen isotopes reveal butterflies’ journey across the Sahara
Painted lady butterflies shown to migrate thousands of miles from Europe to Sub-Saharan Africa
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ResearchCopper key to our sensitivity to rotten eggs' foul smell
Central role that metals play in detection of noxious sulfur compounds is unknown among any other odour receptor
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PodcastFluorouracil
A substitute for one of the bases in DNA that can cause the death of cancer cells
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OpinionMerrifield’s resin
The story of solid phase peptide synthesis shows the wisdom of embracing new ideas
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ResearchNucleic acid instability challenges RNA world hypothesis
Early life may have contained both RNA and DNA, rather than just RNA
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ResearchTumour cells' last breaths dampen down immune system
Dying cancer cells release potassium ions that alter the behaviour of T-cells
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BusinessDanaher boosts diagnostics with Cepheid buyout
$4bn deal strengthens Danaher’s life sciences portfolio
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ResearchSwimming microrobots ‘see the invisible’
Chemically-fuelled and magnetically-guided spheres enable microscopy beyond the diffraction limit
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ResearchNanoplasters get cells into sticky situation
Nanoparticles that glue cells together could aid wound healing or stop tumour metastasis
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PodcastErgotamine
Ben Valsler finds out why writing Alice’s adventures in Wonderland was such a headache for Lewis Carroll
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ReviewVenomous: how Earth’s deadliest creatures mastered biochemistry
Laura Fisher looks at venom scientist Christie Wilcox’s new book
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NewsUS agency bans triclosan and 18 other antibacterials
The FDA has banned 19 antimicrobials in the US and given industry a year to remove them from consumer products
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Research3.7 billion year old microbe fossils discovered in Greenland
Discovery puts earliest evidence for life back 220 million years
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OpinionDon’t fear the Crispr
Does simple gene-editing mean the end of traditional medicinal chemistry? Probably not
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ResearchCamel hair shows shape memory
Natural fibres’ unusual properties could be the basis for new smart materials
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Research3D graphene adds dimension to deaf–mute communication
Printed aerogel’s translation of sign language speaks volumes for 3D graphene materials
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ResearchMolecular beacon homes in on protein structures
Researchers solve protein structure inside living cells for the first time
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ResearchPearl coating built from the ground up
Tough, shiny artificial mother of pearl highlights new approach for biomimetic synthesis
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NewsAlgae confirmed as culprit in Rio green pool saga
Accidental addition of hydrogen peroxide destroyed hypochlorite allowing algae to thrive