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Analytical Chemistry news

Sensor detects whiff of bad breath

Ever wish you could do a quick "breath check" before an important meeting or a big date? Now researchers, reporting in ACS' journal Analytical Chemistry, have developed a sensor that detects tiny amounts of hydrogen sulfide ...

dateJun 06, 2018 in Analytical Chemistry
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Sniffing out real truffles

At a cost of thousands of dollars per pound, truffles are an expensive food. The fungi are prized for their distinctive aroma, and many foods claim truffles or their aromas as ingredients. But some of these foods may actually ...

dateMay 30, 2018 in Analytical Chemistry
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Real-time coverage of inside of the brain made possible

Real-time monitoring of the dynamics of endogenous molecules in organisms is an important aspect in the study of diseases. However, this process is difficult because of issues such as sensitivity, resolution, and invasiveness. ...

Weighing single molecules with light

Scientists at Oxford University have developed a light-based measuring technique that could transform our ability to characterise biomolecules.

Why we need erasable MRI scans

Magnetic resonance imaging, or MRI, is a widely used medical tool for taking pictures of the insides of our body. One way to make MRI scans easier to read is through the use of contrast agents—magnetic dyes injected into ...

One step closer to reality

Diffusion is the process that lets the color spread through tea, but there is way more to it than that: It's also one of the most fundamental principles underlying the inner workings of living cells. The ability of molecules ...

GLUT5 fluorescent probe fingerprints cancer cells

Determining the presence of cancer, as well as its type and malignancy, is a stressful process for patients that can take up to two weeks to get a diagnosis. With a new bit of technology—a sugar-transporting biosensor—researchers ...

Portable device to sniff out trapped humans

The first step after buildings collapse from an earthquake, bombing or other disaster is to rescue people who could be trapped in the rubble. But finding entrapped humans among the ruins can be challenging. Scientists now ...

Researchers design upgrade device for mass spectrometers

Researchers from Skoltech and MIPT have developed a device for upgrading mass spectrometers used to analyze the chemical makeup of unknown substances. The new device analyzes one substance from four different perspectives. ...

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World's first known manta ray nursery discovered
Road rules for gene transfer are written in DNA
Palm oil: The carbon cost of deforestation
Exotic invasions can drive native species extinct
Hunting molecules to find new planets
New study explores cell mechanics at work
Coral reef 'oases' offer glimmer of hope

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