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22 February 2010: Have something to say about an article you’ve read on Chemistry World this week? Leave your comments below….

This week’s stories so far:

Reactions on DNA origami watched with AFM
Chemists in Denmark have for the first time imaged chemical reactions on a DNA origami scaffold so that they can precisely attach single molecules

The Commercial Chemist
Chemistry World gets down to business with our weekly round-up of money and molecules

Report hits out at GSK’s Avandia
Two US senators claim GlaxoSmithKline knew about a link between a diabetes drug and heart attack, and pressured doctors to withdraw concerns

Biofuels without the blend
New method recycles agricultural waste into renewable alkenes for jet and diesel fuel that doesn’t need to be blended with other fuel

Government heeds concerns on science advice rules
UK science minister indicates that concerns over proposed rules governing science advice in government have been accommodated

Agrochem R&D strangled by red tape
Increasing burden of field trial data is hindering the development of new crop protection agents

Nanomachinery lights up
Japanese researchers design light-activated ‘on-off’ switch for DNA nanomachines

Going the extra mile with lithium-air batteries
Improved performance of rechargeable lithium-air batteries brings them a step closer to powering cars

Marine microbes wired up
Bacterial ‘nanowires’ could allow marine microbes to cooperate through electric circuits that power metabolism

Buckyball-based gene delivery
Japanese researchers have demonstrated effective gene delivery in mice using carbon buckyballs

Interview: Something in the water
Bibudhendra Sarkar talks about metalloenzymes, helping sick children and hunting for toxic metals in the environment

MOFs make light work of it
Metal-organic frameworks could be a new source of white light scientists discover

Protein-pumps driven by light
Enhanced photoelectric response of bacteriorhodopsin paves way for new bioelectronics claim scientists in Singapore

Funding cuts will ‘damage a generation’ of science
Peter Agre, AAAS president, speaks out about the impact of slashing research budgets

Soil switches on antibiotic genes in bacteria
Production of a new antibiotic active against MRSA can be triggered by soil extracts

Interview: Drop in the ocean
Peter Liss talks about the acidity of the sea, climate change and architecture.

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