Search results for nanograms

Plants & Animals May 2, 2012

Scientists develop 'artificial female moth'

Nikolay Dimov of the MESA+ research institute at the University of Twente has developed a new device for investigating the behaviour of insects. The device was inspired by the female moth, which attracts males using chemicals ...

Biotechnology Mar 12, 2012

Genetic analysis of ancient 'Iceman' mummy traces ancestry from Alps to Mediterranean isle

The Iceman mummy, also known as Otzi, is about 5,300 years old. Scientists studying his body since his discovery in the Italian Alps in 1991 have learned many things, including the cause of his death (an arrow to the back) ...

Analytical Chemistry Jan 11, 2012

Infrared detector unmasks cocaine addicts

A research group at ETH Zurich is currently developing an infrared measuring technique to enable the detection of cocaine and its metabolites in saliva. The initial steps towards a portable measuring device have been successful.

Biotechnology Jan 5, 2012

NanoCAGE reveals transcriptional landscape of the mouse main olfactory epithelium

The problem in biology of how to identify the promoters of olfactory receptor genes (>1000 genes) has remained unsolved due to the difficulty of purifying sufficient material from the olfactory epithelium. Researchers at ...

Environment Dec 10, 2011

Model shows how facade pollutants make it into the environment

Anti-fungal and anti-bacterial additives in house paint are present in dangerous quantities in the Vauchère river basin in the city of Lausanne, says a study to be presented the 9th of December, at the American Geophysical ...

Environment Nov 8, 2011

Troubled waters: New device brings flexibility, precision to contamination measurement

Lake Apopka—Florida's third largest—was once a haven for migratory birds, vacationers and fishermen. Today it is a toxic broth of chemicals and ranks among America's more disturbing Superfund sites.

Space Exploration Sep 7, 2011

Tiny bits of debris are a big problem in space, says Stanford professor in report on 'space junk'

Many of us have too much junk shoved into our closets, but according to a report released Friday by the National Research Council, we Earthlings also have way too much junk orbiting our planet – and it is becoming a ...

Biotechnology Sep 2, 2011

Sequencing platform provides powerful tool for identifying subtle changes in gene expression

In a truly challenging task, the FANTOM5 Consortium, an international collaboration headed by scientists at the RIKEN Omics Science Center in Yokohama, Japan, is striving to profile the regulation of gene expression in every ...

Environment Aug 10, 2011

Paper money worldwide contains bisphenol A

The cash register receipts that people place near paper money in billfolds, purses, and pockets has led to a worldwide contamination of paper money with bisphenol A (BPA) — a potentially toxic substance found in some ...

Biotechnology May 18, 2011

HeliScopeCAGE: A new gene expression analysis technique on a single molecule sequencer

A new gene expression technique adapted for single molecule sequencing has enabled researchers at the RIKEN Omics Science Center (OSC) to accurately and quantitatively measure gene expression levels using only 100 nanograms ...

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