All articles by Michael Gross – Page 6
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Biotronics branches out
Nanowire devices can communicate with individual nerve cells and their extensions.
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Nanoparticle toxicity tested
The first direct in vivo comparison of nanoparticles with their equivalent bulk materials shows little difference in their toxic effects
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Insecticide simplified
Structure-function analysis will help to tackle the growing problem of insecticide resistance.
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Copper corrosion makes the print clock tick
A technique used to pinpoint the time at which new species of life evolved has been adapted to date historic prints.
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Chemical origami
Sensors with molecular probes that fold around their targets, in combination with electrochemical detection, are being heralded as the ultimate user-friendly 'just add sample' device. Michael Gross reports.
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New twists on catalysis
Chemists around the world have discovered several new twists to improve the performance of asymmetric catalysts in hydrogenation reactions
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A physiological role for healthy prions
The healthy version of the scrapie pathogen helps regulate intracellular copper ion levels.
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Precious platinum photographs
A photograph printed in platinum and then modified with the gum bichromate process, has sold for nearly $3 million at Sotheby's.
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Chilling warnings on receding permafrost
The annual loss of around one per cent of the world's permafrost areas could trigger the release of even more greenhouse gases.
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Arrays learn to multitask
US researchers have increased the information density of microarrays without further shrinking the dimensions of the spots.
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Plant virus fixed with antennae
Researchers in the UK have coupled a virus with redox-active molecules, creating particles they say could be useful in nanoelectronics.
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NewsChemists crack cocaine detection
Researchers, including two high school students and a Nobel laureate, have created a sensitive, simple, cocaine sensor.
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A DNA switch for RNA folding
US researchers have equipped a large RNA domain with a DNA switch, which they say can fold or unfold the RNA molecule at will.
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Chiral catalysis on a chip
Chiral catalysis and analytical separation of the resulting enantiomers can now be performed on a single chip.
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Cupid's chemistry
Scientists are beginning to make sense of romantic love through modern imaging techniques and a multidisciplinary approach. Michael Gross uncovers the method behind the madness
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Grammatical analysis for protein annotation
A linguistic approach could revolutionise the analysis and annotation of complex proteome data, an Italian protein expert has argued.
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Chemists queue up for Cuban collaboration
Chemists from UK and Cuban universities will meet in Havana next week to discuss the application of chemistry in the life sciences.
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The expanding world of microarrays
DNA microarrays play a major role in gene expression research and now second generations of the technology are coming into play. Michael Gross reports