32 Current news of Angewandte Chemie

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Analysis and Detoxification in One Step

A smart chemoenzymatic method detects and removes hazardous phenols

13-Aug-2019

Many industrial and agriculture processes use chemicals that can be harmful for workers and the ecosystems where they accumulate. Researchers from Thailand have now developed a bioinspired method to detect and detoxify these chemicals in only one step. As they report in the journal Angewandte ...

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Direct detection of circulating tumor cells in blood samples

Enhanced Glow

09-Aug-2019

Tumor cells circulating in blood are markers for the early detection and prognosis of cancer. However, detection of these cells is challenging because of their scarcity. In the journal Angewandte Chemie, scientists have now introduced an ultrasensitive method for the direct detection of ...

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The Art of Sensing within the Skin

Dermal tattoo sensors for the detection of blood pH change and metabolite levels

22-Jul-2019

The art of tattooing may have found a diagnostic twist. A team of scientists in Germany have developed permanent dermal sensors that can be applied as artistic tattoos. As detailed in the journal Angewandte Chemie, a colorimetric analytic formulation was injected into the skin instead of tattoo ...

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Glow Reveals Dangerous Bacteria

Chemiluminescence probes for the rapid and sensitive detection of salmonella and listeria

04-Jul-2019

Salmonella and listeria are among the most widely distributed and deadliest causes of foodborne infections. Their rapid and reliable detection on food and industrial food processing equipment is very important. In the journal Angewandte Chemie, scientists have introduced a new, ultrasensitive, ...

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Tracking Small Things in Cells

Small and tunable fluorophores for the imaging of metabolites in living cells

02-May-2019

Living cells can react to disturbances with a changed metabolism, but direct observation of trafficking metabolites in live cells is difficult. An international team of scientists has now developed a class of remarkably small fluorophores called SCOTfluors. The dyes emit light in the visible to ...

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A Close Look at Lithium Batteries

Fluorescence probe shows the distribution of active lithium species on lithium metal anodes

29-Apr-2019

Batteries with metallic lithium anodes offer enhanced efficiency compared to conventional lithium-ion batteries because of their higher capacity. However, safety concerns and a short lifespan stand in the way. To better analyze the causes of malfunctions and premature failure of such batteries, ...

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Copying Made Easy: A universal isothermal DNA amplification method

14-Mar-2019

Whether revealing a perpetrator with DNA evidence, diagnosing a pathogen, classifying a paleontological discovery, or determining paternity, the duplication of nucleic acids (amplification) is indispensable. In the journal Angewandte Chemie, scientists have now introduced a new, very simple, yet ...

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Finding Chemicals inside a Cell

Chemical and topographical single-cell imaging at nanoscale resolution by near-field desorption mass spectrometry

08-Feb-2019

How are chemicals distributed in a cell? Chinese scientists have developed a combined mass spectrometry and biological imaging device that enables direct, label-free detection, and high-resolution mapping of chemicals inside a biological cell. As demonstrated in their publication in the journal ...

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Uncommon mineral discovered in Rembrandt painting

Maestro's Techniques

01-Feb-2019

Rembrandt van Rijn’s paintings are renowned for their masterful representations of light and shadow and a characteristic plasticity generated by a technique called impasto. Now, scientists have analyzed impasto layers in some of Rembrandt’s paintings, and the study, which is published in the ...

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The Secret Contamination of Polar Bears

Hundreds of unrecognized halogenated contaminants discovered in polar bear serum

05-Dec-2018

Using a new approach to measure chemical contaminants in polar bears, scientists from Canada and the United States found a large variety of new chlorinated and fluorinated substances, including many new polychlorinated biphenyl metabolites. Worryingly, these previously unrecognized contaminants ...

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