New Technology Allows Better Monitoring of Cancer Cells
...otential to do far more, according to a Stanford news release. The new technology enhances the detection of ultra-specific but weak patterns, known as raman
signals, that are emitted by molecules in response to light.
In a study that appears April 15 in the online journal PLoS One , the researchers use...
Stanford researchers harness nanoparticles to track cancer-cell changes
...of ultra-specific but very weak patterns, known as raman
signals, that molecules emit in response to light....e-color beams that lasers emit. These patterns, or raman
signals, occur when energy levels of electrons are...stituent atoms in the molecule being inspected.
signals are emitted all the time by various molecu...
Hollow gold nanospheres show promise for biomedical and other applications
... characterization of hollow gold nanospheres. Zhang has studied a wide range of metal nanostructures to optimize their properties for surface-enhanced raman
scattering (SERS). SERS is a powerful optical technique that can be used for sensitive detection of biological molecules and other applications.
New findings measure precise impact of fat on cancer spread
...parated into two groups: one fed a high-fat diet and the other a lean diet.
The researchers then used an imaging method called coherent anti-Stokes raman
scattering, or CARS, to document how increasing lipids from fat intake induces changes to cancer cell membranes. Those changes, including processes ca...
Doctors of Indian origin unite to tackle global health problems - the creation of The first ever Global Association of Physicians of Indian Origin (GAPIO)
...cians of Indian Origin (AAPI and BAPIO). Professor raman
Bedi, King's College London, has been asked to be ...ncil includes: Dr. Prathap C. Reddy, Chairman, Dr. raman
Bedi, Secretary General, Drs. Sanku Rao and Ramesh...ncil includes: Dr. Prathap C. Reddy, Chairman, Dr. raman
Bedi, Secretary General, Drs. Sanku Rao and Ramesh...
Future Looks Bright For Non-Invasive Diagnosis Of Skin Cancer; Study Shows Novel Light Device Detects Cancerous Lesions From Normal Tissue
...rospective study discussed the advantages of using raman
microspectroscopy to examine and classify patholog...rospective study discussed the advantages of using raman
microspectroscopy to examine and classify patholog...ot;In Vivo Nonmelanoma Skin Cancer Diagnosis Using raman
Microspectroscopy," author Chad A. Lieber, Ph...
Novel Solid-State Laser Design Based on Synthetic Diamond From Element Six Opens up New Applications
The development of a diamond raman
laser could open up a raft of new
application area...ngle crystal CVD material produced by Element Six. raman
already been developed using materials...ilities to new power levels and wavelengths.
Forecasting MDs' prescriptions' choice? Ask their patients, says Management Insights study
The Insights in the current issue are:
Inventory Record Inaccuracy: An Empirical Analysis by Nicole DeHoratius, Ananth raman
Optimal Policy for Software Vulnerability Disclosure by Ashish Arora, Rahul Telang, Hao Xu
Security Patch Management: Share the Burden or Share ...
New Scan 'Sees' Tumors Deep Inside Body
... 1,000 times smaller than previously possible.
spectroscopy uses tiny nanoparticles injected into...0 things at once."
The new system utilizes the raman
effect, which occurs when light is shined on an ob...les with an increase or decrease in energy, called raman
scattering. This forms a unique measurable pattern...
Thermo Fisher Scientific Showcases Product Innovation at PITTCON 2008
...nstruments to users who can benefit from FT-IR and raman
but who, until now, lacked sufficien...mo Scientific DXR SmartRaman spectrometer -- a new raman
platform designed specifically for the needs an...enable many QC labs to harness the power of the raman
technique for the first time.
Raman in Medical Technology
Raman in Medical Products
Features:... Water raman
signal to noise ratio: 2500:1 Photon Counting Fast Scanning capability - up to 200nm/second Windows Software Method Files to recall complete e...
Raman in Biological News
Scientists closer to making implantable bone material, thanks to new research
...ing materials that will have the highest chance of success when implanted into patients."
To carry out their analysis, researchers used laser-based raman
spectroscopy to understand the detailed chemical make-up of live cells as they grew and multivariate statistical analysis techniques, which enabled th...
A research work will be the reference to characterize the climatic impact of desert dust
...ling of the atmosphere.
Juan Luis Guerrero Rascado developed his doctoral thesis "Lidar Technique for atmospheric characterization by elastic and raman
dispersion" precisely in this research line, supervised by the Professor of the University of Granada , Lucas Alados Arboledas , director of the Gro...
Findings show insulin -- not genes -- linked to obesity
...lly knows why. Our findings have shed some light on this phenomenon."
The researchers used a specialized imaging method called coherent anti-Stokes raman
scattering, or CARS, combined with other techniques, including flow cytometry and fluorescence microscopy.
"This multimodal imaging system allows u...
Distinguishing single cells with nothing but light
...drew Berger, associate professor of optics at the University of Rochester.
Berger and his graduate student Zachary Smith are the first to integrate raman
and angular-scattering microscopy into a single system, which they call IRAM.
"Conceptually it's pretty straightforwardyou shine a specified wavele...
American Chemical Society's Weekly PressPac -- Dec. 17, 2008
..., for instance, from maple and other kinds. They obtained these chemical "signatures" for 15 different kinds of tree pollen with the procedure, termed raman
spectroscopy. The researchers say that it could provide the basis for a real-time pollen detection and warning system to help allergy sufferers. MTS...
Next generation microscopy: No stain, big gain
...ons that alter the tissues themselves, making interpretation of results difficult.
A newly developed label-free imaging technique called stimulated raman
scattering (SRS) will likely revolutionize biomedical imaging in research and diagnostic laboratories. A team lead by Sunney Xie at Harvard Universit...
Clemson physicist Apparao Rao named Fellow of the American Physical Society
Rao was recognized for developing methods of synthesizing carbon nanotubes and for elucidating the properties of carbon nanotubes through raman
spectroscopy, a technique used in condensed-matter physics and chemistry to study vibrational, rotational and other low-frequency modes in a system. ...
Researchers shed new light on catalyzed reactions
...g said the results were worth waiting for. The method uses surface-enhanced raman
spectroscopy to reveal the structure and makeup of molecules sitting on the...lace on catalytic surfaces.
"There was a question of whether we could do raman
spectroscopy and catalysis at the same time," Wong said. "There's no other ...
Sniffing out a better chemical sensor
...the chemical signatures of different smells before it can deal with unknowns. The great advantage of this system, according to NIST researchers Barani raman
and Steve Semancik, is that you dont need to expose the array to every chemical it could come in contact with in order to recognize and/or classify th...
Gold nanostars outshine the competition
...cent paper,* NIST scientists used surface-enhanced raman
spectroscopy (SERS) to demonstrate that gold nanos...ds itself to SERS. NIST researchers found that the raman
signal of 2-mercaptopyridine was 100,000 stronger ...ods outperformed the nanospheres commonly used for raman
NIST physicist Angela Hight Walker...
Raman in Biological Technology
DARPA awards research team $1.2M grant to study surface enhanced Raman scattering
CAMBRIDGE, Mass., July 17, 2008 -- The Defense Advanced Research Projects Agency (DARPA) has awarded a $1.2 million grant to an interdisciplinary team of Harvard University researchers to study surface enhanced Raman
scattering (SERS) for the first phase of a potential three-year effort.
Venki Raman Joins Virent Board of Directors
Madison, Wis. Virent Energy Systems, Inc. announced today that Dr. Venki Raman
has joined its board of directors. Dr. Raman
is President of Protium Energy Technologies , a consultancy service in the field of hydrogen, fuel cells and alternative energy, based in Allentown, PA.
ChemImage and Next Breath Structure Partnership to Validate Bioequivalence Testing for Nasal Spray Suspensions
...Organization (CRO) to further validate ChemImage's raman
Chemical Imaging for bioequivalence applications f... with Next Breath to compare optical microscopy to raman
Chemical Imaging, specifically ChemImage's FALCON II(TM) Wide-Field raman
Chemical Imaging System.
The FALCON II enable...
Avantium Launches the Crystalline, a New Parallel System for Crystallization Research
...h the vial (on-board camera's and particle analysis
software) and real time raman
Crystalline is a small volume parallel crystallizer wi...ing turbidity information with a
parallel particle viewer or with real time raman
capabilities, shedding light
on chemical reactions, crystallization process...
New sperm shaker to improve IVF success
...e essentially 'optical tweezers', an individual sperm's DNA properties are identified by the pattern of the vibrations they emit in a process known as raman
spectroscopy. This is the first time this process has been used to evaluate DNA damage in sperm.
Dr Alistair Elfick, lead scientist on the project,...
Semiconducting nanotubes produced in quantity at Duke
...nsisted of 95 to 98 percent semiconducting nanotubes," the researchers reported.
As a double-check, the scientists also subjected some nanotubes to raman
spectroscopy, an analytical technique that can differentiate semiconducting and metallic properties by studying how materials interact with various ty...
New label-free method tracks molecules and drugs in live cells
The technique, based on stimulated raman
scattering (SRS), works by detecting the vibration...ike SRS microscopy, conventional infrared (IR) and raman
microscopies measure the vibrations of chemical bo...se in imaging live specimens. Coherent anti-Stokes raman
scattering (CARS) microscopy, a field pioneered by...
NIST 'stress tests' probe nanoscale strains in materials
... back from the crystal planes. The other, confocal raman
microscopy (CRM), measures minute shifts in the fr...rchers found that by varying the wavelength of the raman
photons and positioning the focus of the microscop...d select the depth of the features measured by the raman
techniqueand when the CRM was tuned for the topmos...
Surface plasmon resonances of metal nanoparticles in array can have narrower spectral widths
... and optical manipulation. The larger field enhancement demonstrated in their latest finding could be important for further refining surface enhanced raman
spectroscopy and for improving biosensors.
Gold nanostar shape of the future
...t described in the 1970s known as surface-enhanced raman
scattering (SERS). When light, usually from a lase... in its own unique light, often referred to as the raman
scatter. However, this raman
response is extremely weak. When the target molecu...
Raman in Biological Products
FP-6500/6600 research-grade fluorescence spectrometers from JASCO
Description:... The FP-6500 is the research-grade spectrofluorometer with a minimum 1 nm resolution and a highest sensitivity S/N ratio 200 or greater for the raman
band of water.
The FP-6500 is especially designed to keep in mind in order to meet requirements in biochemistry as kinetics, stopped-flow, titration,...
F-7000 Research Grade Fluorescence Spectrophotometer from Hitachi High Technologies America
Description:...e: 200 to 750nm (900nm optional)
*Wavelength Accuracy: 1nm
*Spectral Bandpass: 1, 2.5, 5, 10, 20 nm Em and Ex sides
*S/N 800 or better (RMS) using raman
band of water Ex 350nm, Band pass 5nm. Response 2sec.
*Light Source: 150W CW Xenon lamp with deozonating lamp house
*Extendable to 900 nm with optio...
Company:Hitachi High Technologies America