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PNNL wins R&D 100 Award for instrument that leads to rapid medical, environmental tests

July 9, 2013 4:20 pm | News | Comments

An instrument that quickly and more effectively analyzes complex biological and environmental samples was named one of the past year's 100 most significant scientific and technological products or advances. The innovation was recognized by R&D Magazine in their annual R&D 100 Awards competition and was developed by researchers at the U.S. Dept. of Energy's Pacific Northwest National Laboratory (PNNL).

Berkeley Lab wins eight 2013 R&D 100 Awards

July 9, 2013 2:23 pm | News | Comments

A generator that uses a virus to convert mechanical energy to electricity and a new material that will boost power storage in rechargeable batteries by 30% are among eight inventions by Lawrence Berkeley National Laboratory scientists that were honored with a 2013 R&D 100 Award, often dubbed the “Oscars of Innovation.”

Biosensing technique measures thermal conductivity of a single cell

July 1, 2013 9:37 am | News | Comments

Researchers in Korea have discovered a way to measure the "thermal conductivity" of three types of cells taken from human and rat tissues and placed in individual micro-wells. They showed that they could detect uniform heat signatures from the various cells and measured significant difference between dead and living ones, suggesting a new way to probe cells for biological activity.


Physicists tease out twisted torques of DNA

June 28, 2013 12:56 pm | by Anne Ju, Cornell University | News | Comments

DNA sometimes twists itself into supercoils, an phenomenon caused by enzymes that travel along DNA’s helical groove and exert force and torque as they move. For the first time, these tiny torques have been measured using an instrument called an angular optical trap. Researchers at Cornell University have reported direct measurements of the torque generated by a motor protein as it traverses supercoiled DNA.

Biochemists identify protease substrates important for bacterial growth

June 28, 2013 9:32 am | News | Comments

Reporting in Molecular Microbiology, Peter Chien and colleagues at the Univ. of Massachusetts Amherst describe using a combination of biochemistry and mass spectrometry to “trap” scores of new candidate substrates of the protease ClpXP to reveal how protein degradation is critical to cell cycle progression and bacterial development. The new understanding could lead to identifying new antibiotic targets.

Biochemists identify protease substrates crucial for bacterial health

June 28, 2013 9:28 am | News | Comments

Research at the University of Massachusetts Amherst has revealed how protein degradation is critical to cell cycle progression and bacterial development. The team used a combination of biochemistry and mass spectrometry to “trap” scores of new candidate substrates of the protease ClpXP. These substrates cover all aspects of bacterial growth and development.

Thermo Fisher significantly expands R&D capabilities in China

June 27, 2013 8:12 am | News | Comments

This week, Thermo Fisher Scientific unveiled plans to greatly expand its reach into high-growth markets in the Asia-Pacific region. It has invested $9.5 million in a new China Innovation Center and is expecting to add 200 to 300 engineers in the next two to three years, as well as a training center to instruct up to 2,500 customers per year.

Leti develops lens-free imaging technique

June 27, 2013 7:45 am | News | Comments

Scientists at the French research and technology organization Leti, a division of CEA-Leti, this week introduced a new video lens-free imaging technique. Introduced at Leti Innovation Days the microscope captures microscale features over a large field-of-view, providing the opportunity for real-time monitoring of cell cultures.


NMR advance brings proteins into the open

June 25, 2013 7:55 am | News | Comments

When working a cold case, smart investigators try something new. By taking a novel approach to nuclear magnetic resonance spectroscopy—a blending of four techniques—scientists have been able to resolve a key interaction between two proteins that could never be observed before.

Device detects disease with a drop of blood

June 24, 2013 9:47 am | News | Comments

A research team at New Jersey Institute of Technology have created a carbon nanotube-based device to noninvasively and quickly detect mobile single cells with the potential to maintain a high degree of spatial resolution. This prototype lab-on-a-chip could someday enable a physician to detect disease or virus from just one drop of liquid, including blood.

Research identifies scent of melanoma

June 13, 2013 6:00 pm | News | Comments

Melanoma is a tumor that is responsible for approximately 75% of skin cancer deaths. According to new research, odors from human skin cells can be used to identify melanoma. The method, which uses gas chromatography and mass spectrometry techniques, takes advantage of the fact that human skin produces numerous airborne chemical molecules known as volatile organic compounds, or VOCs, many of which are odorous.

Imaging technique captures ever-changing world of metabolites

June 13, 2013 7:38 am | News | Comments

What would you do with a camera that can take a picture of something and tell you how new it is? If you’re a Lawrence Berkeley National Laboratory scientist, you use it to gain a better understanding of the ever-changing world of metabolites. A team of researchers has developed a mass spectrometry imaging technique that not only maps the whereabouts of individual metabolites in a biological sample, but how new the metabolites are too.

Agilent introduces advanced mass spec software

June 11, 2013 4:15 pm | News | Comments

Agilent Technologies Inc. has introduced two applications that further enhance its MassHunter Workstation software and LC-MS, GC-MS and ICP-MS instruments. These new applications empower users to rapidly create targeted screening methods for food safety and forensic analysis, and to characterize intact proteins and biosimilars for biopharmaceutical research.


Agilent demonstrates new generation of ion mobility technology

June 11, 2013 7:40 am | News | Comments

At the American Society of Mass Spectroscopy conference in Minneapolis this week, Agilent Technologies introduced analytical research findings using new ion mobility technology combined with a modified high-resolution iFunnel quadrupole-time-of-flight liquid chromatography-mass spectrometry (LC/MS) system. The prototype systems have provided significantly greater analytical detail for complex samples than high-resolution MS alone.

Recent Advancements in Polymer Characterization

June 6, 2013 12:17 pm | by Ed Bouvier, Manager, Advanced Materials Research Group, Mia Summers, Principal Applications Chemist, and Michael O’Leary, Principal Scientist, Chemical Materials Business Operations, Waters Corp., Milford, Mass. | Articles | Comments

Innovation in liquid chromatography instrument design and column technology over the last decade has led to substantial improvements in chromatographic throughput and resolution. This has been achieved by enabling the system to achieve pressures up to 15,000 psi, reducing the system contributions to peak broadening, and utilizing well-packed columns containing sub-2-micron particles.

New single virus detection technique yields faster diagnosis

May 30, 2013 2:29 pm | News | Comments

To test the severity of a viral infection, clinicians try to gauge how many viruses are packed into a certain volume of blood or other bodily fluid. However, the standard methods used for these tests are only able to estimate the number of viruses in a given volume of fluid. Now two independent teams have developed new optics-based methods for determining the exact viral load of a sample by counting individual virus particles.

Innovation in spectroscopy could improve greenhouse gas detection

May 15, 2013 8:37 am | News | Comments

Detecting greenhouse gases in the atmosphere could soon become far easier with the help of an innovative technique developed by a team at NIST, where scientists have overcome an issue preventing the effective use of lasers to rapidly scan samples. The team says the technique also could work for other jobs that require gas detection, including the search for hidden explosives and monitoring chemical processes in industry and the environment.

Microgravity nanomedicine experiment may go to Space Station

May 14, 2013 10:00 am | News | Comments

Nearly all drugs taken orally spike in concentration, decay quickly, and are only at their peak effectiveness for a short period of time. working on a solution―nanocapsules implanted beneath the skin that release pharmaceutical drugs through a nanochannel membrane and into the body at a sustained, steady rate. To design better nanochannels for a given drug, the team is hoping to use the International Space Station.

Hubble finds dead stars “polluted” with planet debris

May 10, 2013 9:24 am | News | Comments

NASA's Hubble Space Telescope has found the building blocks for Earth-sized planets in an unlikely place—the atmospheres of a pair of burned-out stars called white dwarfs. Hubble's Cosmic Origins Spectrograph observed silicon and only low levels of carbon in the white dwarfs' atmospheres. Silicon is a major ingredient of the rocky material that constitutes Earth and other solid planets in our solar system.

Robotic instruments provide real-time data on Maine red tide

May 8, 2013 12:36 pm | News | Comments

A robotic sensor that won an R&D 100 Award in 2009 has been put to use by Woods Hole Oceanographic Institution (WHOI) in Gulf of Maine coastal waters to monitor the way red tides behave. These harmful algal blooms, which generate a potentially fatal toxin, can be a challenge to track or predict. The Environmental Sample Processors have been remotely deployed and should simplify and enhance this effort.

An electronic nose can tell pears and apples apart

May 8, 2013 12:13 pm | News | Comments

Swedish and Spanish engineers have created a system of sensors that detects fruit odors more effectively than the human sense of smell. For now, the device, which has 32 sensors and can process scent data in real time, can distinguish between the odorous compounds emitted by pears and apples, but the system can be tailored to other applications.

New imaging technique visualizes bio-metals and molecules simultaneously

May 2, 2013 2:25 pm | by Juliette Savin, RIKEN | News | Comments

Metal elements and molecules interact in the body, but visualizing them together has always been a challenge. Researchers at RIKEN in Japan have developed a new molecular imaging technology that enables them to image bio-metals and bio-molecules at the same time in a live mouse. This new technology will enable researchers to study the complex interactions between metal elements and molecules in living organisms.

Tests on cancer cells shows them as “squishy”, yet tactically strong

April 29, 2013 8:06 am | News | Comments

To get a better understanding of metastasis, more than 95 graduate students, post docs and professors in a variety of laboratories across the U.S. subjected two cell lines to a battery of tests and measurements using more than 20 different techniques. The work has enabled a comprehensive cataloging and comparison of the physical characteristics of non-malignant and metastatic cells.

Thermo to acquire Life Technologies

April 16, 2013 7:30 am | News | Comments

Thermo Fisher Scientific Inc. and Life Technologies Corporation have signed a definitive agreement under which Thermo Fisher will acquire Life Technologies for $76.00 in cash per fully diluted common share, or approximately $13.6 billion, plus the assumption of net debt at close ($2.2 billion as of year end 2012).

AB SCIEX enhances software to drive micro LC

March 20, 2013 10:10 am | News | Comments

New software and service offerings to simplify and accelerate the integration of micro liquid chromatography (LC) technology into regulated bioanalytical laboratories was introduced this week by AB SCIEX. The new software module supports 21CFR Part 11 and the new IQ/OQ/PQ service to the Eksigent line of LC solutions gives research organizations a new validated approach to micro LC

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